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STM32L452VET6
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-100(14x14). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
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README.mdadded+136@@ -0,0 +1,136 @@+# STM32L452VET6++**STMicroelectronics** · Microcontrollers (MCU/MPU/SOC) · LQFP-100(14x14)++STM32L452VET6 from STMicroelectronics, in a LQFP-100(14x14). Pinout and pin descriptions extracted from the manufacturer datasheet (extract_pins, cross-checked by a second model, then checked against ST open pin data); symbol, footprint, and 3D from KiCad-official CAD.++## Pinout++| Pin | Name | Type | Function |+|---|---|---|---|+| 1 | PE2 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TRACECK, TIM3_ETR, TSC_G7_IO1, SAI1_MCLK_A; additional function none listed. |+| 2 | PE3 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TRACED0, TIM3_CH1, TSC_G7_IO2, SAI1_SD_B. |+| 3 | PE4 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TRACED1, TIM3_CH2, DFSDM1_DATIN3, TSC_G7_IO3, SAI1_FS_A. |+| 4 | PE5 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TRACED2, TIM3_CH3, DFSDM1_CKIN3, TSC_G7_IO4, SAI1_SCK_A. |+| 5 | PE6 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TRACED3, TIM3_CH4, SAI1_SD_A; additional function RTC_TAMP3/WKUP3. |+| 6 | VBAT | power_in | Backup domain supply, 1.55 V to 3.6 V, supplying RTC and 32x32-bit backup registers in VBAT mode. |+| 7 | PC13 | bidirectional | I/O (FT) supplied through the power switch, which sinks only 3 mA, so output speed must not exceed 2 MHz with 30 pF load and the pin must not source current (e.g. LEDs); additional function RTC_TAMP1/RTC_TS/RTC_OUT/WKUP2. |+| 8 | PC14-OSC32_IN | bidirectional | I/O (FT) with the same power-switch limits as PC13 (max 3 mA, 2 MHz at 30 pF, no current sourcing); additional function OSC32_IN for the 32 kHz LSE crystal. |+| 9 | PC15-OSC32_OUT | bidirectional | I/O (FT) with the same power-switch limits as PC13 (max 3 mA, 2 MHz at 30 pF, no current sourcing); additional function OSC32_OUT for the 32 kHz LSE crystal. |+| 10 | VSS | power_in | Ground pin; all VSS and VSSA pins must always be connected to ground within the permitted range. |+| 11 | VDD | power_in | Main supply pin; standard operating voltage 1.71 V to 3.6 V. |+| 12 | PH0-OSC_IN | bidirectional | I/O (FT) used as high-speed oscillator input OSC_IN for the 4 to 48 MHz crystal oscillator. |+| 13 | PH1-OSC_OUT | bidirectional | I/O (FT) used as high-speed oscillator output OSC_OUT for the 4 to 48 MHz crystal oscillator. |+| 14 | NRST | bidirectional | Bidirectional reset pin with embedded weak pull-up resistor. |+| 15 | PC0 | bidirectional | 5 V-tolerant I/O (FT_fa) with Fm+ capability; alternate functions LPTIM1_IN1, I2C4_SCL, I2C3_SCL, LPUART1_RX, LPTIM2_IN1; additional function ADC1_IN1. |+| 16 | PC1 | bidirectional | 5 V-tolerant I/O (FT_fa) with Fm+ capability; alternate functions TRACED0, LPTIM1_OUT, I2C4_SDA, I2C3_SDA, LPUART1_TX; additional function ADC1_IN2. |+| 17 | PC2 | bidirectional | 5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions LPTIM1_IN2, SPI2_MISO, DFSDM1_CKOUT; additional function ADC1_IN3. |+| 18 | PC3 | bidirectional | 5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions LPTIM1_ETR, SPI2_MOSI, SAI1_SD_A, LPTIM2_ETR; additional function ADC1_IN4. |+| 19 | VSSA | power_in | Analog ground pin for ADC, DAC, OPAMP, COMP and VREFBUF; must be connected to ground within the permitted range. |+| 20 | VREF- | power_in | Negative ADC reference voltage, equal to VSSA. |+| 21 | VREF+ | power_in | Positive ADC reference voltage: 2 V to VDDA when VDDA is at least 2 V, otherwise VDDA; also the VREFBUF_OUT function. |+| 22 | VDDA | power_in | Analog supply: 1.62 V to 3.6 V when ADC or COMP is used, 1.8 V minimum when DAC or OPAMP is used, 2.4 V minimum when VREFBUF is used. |+| 23 | PA0 | bidirectional | 5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions TIM2_CH1, USART2_CTS, UART4_TX, COMP1_OUT, SAI1_EXTCLK, TIM2_ETR; additional functions OPAMP1_VINP, COMP1_INM, ADC1_IN5, RTC_TAMP2/WKUP1. |+| 24 | PA1 | bidirectional | 5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions TIM2_CH2, I2C1_SMBA, SPI1_SCK, USART2_RTS_DE, UART4_RX, TIM15_CH1N; additional functions OPAMP1_VINM, COMP1_INP, ADC1_IN6. |+| 25 | PA2 | bidirectional | 5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions TIM2_CH3, USART2_TX, LPUART1_TX, QUADSPI_BK1_NCS, COMP2_OUT, TIM15_CH1; additional functions COMP2_INM, ADC1_IN7, WKUP4/LSCO. |+| 26 | PA3 | bidirectional | 3.6 V-tolerant I/O (TT_a) with analog switch supplied by VDDA; alternate functions TIM2_CH4, USART2_RX, LPUART1_RX, QUADSPI_CLK, SAI1_MCLK_A, TIM15_CH2; additional functions OPAMP1_VOUT, COMP2_INP, ADC1_IN8. |+| 27 | VSS | power_in | Ground pin; must be connected to ground within the permitted range. |+| 28 | VDD | power_in | Main supply pin; standard operating voltage 1.71 V to 3.6 V. |+| 29 | PA4 | bidirectional | 3.6 V-tolerant I/O (TT_a) with analog switch supplied by VDDA; alternate functions SPI1_NSS, SPI3_NSS, USART2_CK, SAI1_FS_B, LPTIM2_OUT; additional functions COMP1_INM, COMP2_INM, ADC1_IN9, DAC1_OUT1. |+| 30 | PA5 | bidirectional | 3.6 V-tolerant I/O (TT_a) with analog switch supplied by VDDA; alternate functions TIM2_CH1, TIM2_ETR, SPI1_SCK, DFSDM1_CKOUT, LPTIM2_ETR; additional functions COMP1_INM, COMP2_INM, ADC1_IN10. |+| 31 | PA6 | bidirectional | 5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions TIM1_BKIN, TIM3_CH1, SPI1_MISO, COMP1_OUT, USART3_CTS, LPUART1_CTS, QUADSPI_BK1_IO3, TIM1_BKIN_COMP2, TIM16_CH1; additional function ADC1_IN11. |+| 32 | PA7 | bidirectional | 5 V-tolerant I/O (FT_fa) with Fm+ capability; alternate functions TIM1_CH1N, TIM3_CH2, I2C3_SCL, SPI1_MOSI, DFSDM1_DATIN0, QUADSPI_BK1_IO2, COMP2_OUT; additional function ADC1_IN12. |+| 33 | PC4 | bidirectional | 5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate function USART3_TX; additional functions COMP1_INM, ADC1_IN13. |+| 34 | PC5 | bidirectional | 5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate function USART3_RX; additional functions COMP1_INP, ADC1_IN14, WKUP5. |+| 35 | PB0 | bidirectional | 5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions TIM1_CH2N, TIM3_CH3, SPI1_NSS, DFSDM1_CKIN0, USART3_CK, QUADSPI_BK1_IO1, COMP1_OUT, SAI1_EXTCLK; additional function ADC1_IN15. |+| 36 | PB1 | bidirectional | 5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions TIM1_CH3N, TIM3_CH4, DFSDM1_DATIN0, USART3_RTS_DE, LPUART1_RTS_DE, QUADSPI_BK1_IO0, LPTIM2_IN1; additional functions COMP1_INM, ADC1_IN16. |+| 37 | PB2 | bidirectional | 5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions RTC_OUT, LPTIM1_OUT, I2C3_SMBA, DFSDM1_CKIN0; additional function COMP1_INP. |+| 38 | PE7 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TIM1_ETR, DFSDM1_DATIN2, SAI1_SD_B. |+| 39 | PE8 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TIM1_CH1N, DFSDM1_CKIN2, SAI1_SCK_B. |+| 40 | PE9 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TIM1_CH1, DFSDM1_CKOUT, SAI1_FS_B. |+| 41 | PE10 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TIM1_CH2N, TSC_G5_IO1, QUADSPI_CLK, SAI1_MCLK_B. |+| 42 | PE11 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TIM1_CH2, TSC_G5_IO2, QUADSPI_BK1_NCS. |+| 43 | PE12 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TIM1_CH3N, SPI1_NSS, TSC_G5_IO3, QUADSPI_BK1_IO0. |+| 44 | PE13 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TIM1_CH3, SPI1_SCK, TSC_G5_IO4, QUADSPI_BK1_IO1. |+| 45 | PE14 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TIM1_CH4, TIM1_BKIN2, TIM1_BKIN2_COMP2, SPI1_MISO, QUADSPI_BK1_IO2. |+| 46 | PE15 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TIM1_BKIN, TIM1_BKIN_COMP1, SPI1_MOSI, QUADSPI_BK1_IO3. |+| 47 | PB10 | bidirectional | 5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions TIM2_CH3, I2C4_SCL, I2C2_SCL, SPI2_SCK, USART3_TX, LPUART1_RX, TSC_SYNC, QUADSPI_CLK, COMP1_OUT, SAI1_SCK_A. |+| 48 | PB11 | bidirectional | 5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions TIM2_CH4, I2C4_SDA, I2C2_SDA, USART3_RX, LPUART1_TX, QUADSPI_BK1_NCS, COMP2_OUT. |+| 49 | VSS | power_in | Ground pin; must be connected to ground within the permitted range. |+| 50 | VDD | power_in | Main supply pin; standard operating voltage 1.71 V to 3.6 V. |+| 51 | PB12 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TIM1_BKIN, TIM1_BKIN_COMP2, I2C2_SMBA, SPI2_NSS, DFSDM1_DATIN1, USART3_CK, LPUART1_RTS_DE, TSC_G1_IO1, CAN1_RX, SAI1_FS_A, TIM15_BKIN. |+| 52 | PB13 | bidirectional | 5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions TIM1_CH1N, I2C2_SCL, SPI2_SCK, DFSDM1_CKIN1, USART3_CTS, LPUART1_CTS, TSC_G1_IO2, CAN1_TX, SAI1_SCK_A, TIM15_CH1N. |+| 53 | PB14 | bidirectional | 5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions TIM1_CH2N, I2C2_SDA, SPI2_MISO, DFSDM1_DATIN2, USART3_RTS_DE, TSC_G1_IO3, SAI1_MCLK_A, TIM15_CH1. |+| 54 | PB15 | bidirectional | 5 V-tolerant I/O (FT); alternate functions RTC_REFIN, TIM1_CH3N, SPI2_MOSI, DFSDM1_CKIN2, TSC_G1_IO4, SAI1_SD_A, TIM15_CH2. |+| 55 | PD8 | bidirectional | 5 V-tolerant I/O (FT); alternate function USART3_TX. |+| 56 | PD9 | bidirectional | 5 V-tolerant I/O (FT); alternate function USART3_RX. |+| 57 | PD10 | bidirectional | 5 V-tolerant I/O (FT); alternate functions USART3_CK, TSC_G6_IO1. |+| 58 | PD11 | bidirectional | 5 V-tolerant I/O (FT); alternate functions I2C4_SMBA, USART3_CTS, TSC_G6_IO2, LPTIM2_ETR. |+| 59 | PD12 | bidirectional | 5 V-tolerant I/O (FT); alternate functions I2C4_SCL, USART3_RTS_DE, TSC_G6_IO3, LPTIM2_IN1. |+| 60 | PD13 | bidirectional | 5 V-tolerant I/O (FT); alternate functions I2C4_SDA, TSC_G6_IO4, LPTIM2_OUT. |+| 61 | PD14 | bidirectional | 5 V-tolerant I/O (FT) with no alternate function listed beyond EVENTOUT. |+| 62 | PD15 | bidirectional | 5 V-tolerant I/O (FT) with no alternate function listed beyond EVENTOUT. |+| 63 | PC6 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TIM3_CH1, DFSDM1_CKIN3, TSC_G4_IO1, SDMMC1_D6. |+| 64 | PC7 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TIM3_CH2, DFSDM1_DATIN3, TSC_G4_IO2, SDMMC1_D7. |+| 65 | PC8 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TIM3_CH3, TSC_G4_IO3, SDMMC1_D0. |+| 66 | PC9 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TIM3_CH4, TSC_G4_IO4, USB_NOE, SDMMC1_D1. |+| 67 | PA8 | bidirectional | 5 V-tolerant I/O (FT); alternate functions MCO, TIM1_CH1, DFSDM1_CKIN1, USART1_CK, SAI1_SCK_A, LPTIM2_OUT. |+| 68 | PA9 | bidirectional | 5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions TIM1_CH2, I2C1_SCL, DFSDM1_DATIN1, USART1_TX, SAI1_FS_A, TIM15_BKIN. |+| 69 | PA10 | bidirectional | 5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions TIM1_CH3, I2C1_SDA, USART1_RX, USB_CRS_SYNC, SAI1_SD_A. |+| 70 | PA11 | bidirectional | 5 V-tolerant I/O (FT_u) with USB function supplied by VDDUSB; alternate functions TIM1_CH4, TIM1_BKIN2, SPI1_MISO, COMP1_OUT, USART1_CTS, CAN1_RX, USB_DM, TIM1_BKIN2_COMP1. |+| 71 | PA12 | bidirectional | 5 V-tolerant I/O (FT_u) with USB function supplied by VDDUSB; alternate functions TIM1_ETR, SPI1_MOSI, USART1_RTS_DE, CAN1_TX, USB_DP. |+| 72 | PA13 | bidirectional | 5 V-tolerant I/O (FT) whose function after reset is JTMS/SWDAT; alternate functions IR_OUT, USB_NOE, SAI1_SD_B; internal pull-up is active after reset. |+| 73 | VDDUSB | power_in | USB supply: 3.0 V to 3.6 V when USB is used; 0 to 3.6 V when USB is not used. |+| 74 | VSS | power_in | Ground pin; must be connected to ground within the permitted range. |+| 75 | VDD | power_in | Main supply pin; standard operating voltage 1.71 V to 3.6 V. |+| 76 | PA14 | bidirectional | 5 V-tolerant I/O (FT) whose function after reset is JTCK/SWCLK with internal pull-down active; alternate functions LPTIM1_OUT, I2C1_SMBA, I2C4_SMBA, SAI1_FS_B. |+| 77 | PA15 | bidirectional | 5 V-tolerant I/O (FT) whose function after reset is JTDI with internal pull-up active; alternate functions TIM2_CH1, TIM2_ETR, USART2_RX, SPI1_NSS, SPI3_NSS, USART3_RTS_DE, UART4_RTS_DE, TSC_G3_IO1. |+| 78 | PC10 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TRACED1, SPI3_SCK, USART3_TX, UART4_TX, TSC_G3_IO2, SDMMC1_D2. |+| 79 | PC11 | bidirectional | 5 V-tolerant I/O (FT); alternate functions SPI3_MISO, USART3_RX, UART4_RX, TSC_G3_IO3, SDMMC1_D3. |+| 80 | PC12 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TRACED3, SPI3_MOSI, USART3_CK, TSC_G3_IO4, SDMMC1_CK. |+| 81 | PD0 | bidirectional | 5 V-tolerant I/O (FT); alternate functions SPI2_NSS, CAN1_RX. |+| 82 | PD1 | bidirectional | 5 V-tolerant I/O (FT); alternate functions SPI2_SCK, CAN1_TX. |+| 83 | PD2 | bidirectional | 5 V-tolerant I/O (FT); alternate functions TRACED2, TIM3_ETR, USART3_RTS_DE, TSC_SYNC, SDMMC1_CMD. |+| 84 | PD3 | bidirectional | 5 V-tolerant I/O (FT); alternate functions SPI2_MISO, DFSDM1_DATIN0, USART2_CTS, QUADSPI_BK2_NCS. |+| 85 | PD4 | bidirectional | 5 V-tolerant I/O (FT); alternate functions SPI2_MOSI, DFSDM1_CKIN0, USART2_RTS_DE, QUADSPI_BK2_IO0. |+| 86 | PD5 | bidirectional | 5 V-tolerant I/O (FT); alternate functions USART2_TX, QUADSPI_BK2_IO1. |+| 87 | PD6 | bidirectional | 5 V-tolerant I/O (FT); alternate functions DFSDM1_DATIN1, USART2_RX, QUADSPI_BK2_IO2, SAI1_SD_A. |+| 88 | PD7 | bidirectional | 5 V-tolerant I/O (FT); alternate functions DFSDM1_CKIN1, USART2_CK, QUADSPI_BK2_IO3. |+| 89 | PB3 | bidirectional | 5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA whose function after reset is JTDO/TRACESWO; alternate functions TIM2_CH2, SPI1_SCK, SPI3_SCK, USART1_RTS_DE, SAI1_SCK_B; additional function COMP2_INM. |+| 90 | PB4 | bidirectional | 5 V-tolerant I/O (FT_fa) whose function after reset is NJTRST with internal pull-up active; alternate functions TIM3_CH1, I2C3_SDA, SPI1_MISO, SPI3_MISO, USART1_CTS, TSC_G2_IO1, SAI1_MCLK_B; additional function COMP2_INP. |+| 91 | PB5 | bidirectional | 5 V-tolerant I/O (FT); alternate functions LPTIM1_IN1, TIM3_CH2, CAN1_RX, I2C1_SMBA, SPI1_MOSI, SPI3_MOSI, USART1_CK, TSC_G2_IO2, COMP2_OUT, SAI1_SD_B, TIM16_BKIN. |+| 92 | PB6 | bidirectional | 5 V-tolerant I/O (FT_fa) with Fm+ capability and analog switch supplied by VDDA; alternate functions LPTIM1_ETR, I2C1_SCL, I2C4_SCL, USART1_TX, CAN1_TX, TSC_G2_IO3, SAI1_FS_B, TIM16_CH1N; additional function COMP2_INP. |+| 93 | PB7 | bidirectional | 5 V-tolerant I/O (FT_fa) with Fm+ capability and analog switch supplied by VDDA; alternate functions LPTIM1_IN2, I2C1_SDA, I2C4_SDA, USART1_RX, UART4_CTS, TSC_G2_IO4; additional functions COMP2_INM, PVD_IN. |+| 94 | PH3-BOOT0 | bidirectional | 5 V-tolerant I/O (FT) that also serves as the BOOT0 boot-mode pin; no alternate function listed beyond EVENTOUT. |+| 95 | PB8 | bidirectional | 5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions I2C1_SCL, CAN1_RX, SDMMC1_D4, SAI1_MCLK_A, TIM16_CH1. |+| 96 | PB9 | bidirectional | 5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions IR_OUT, I2C1_SDA, SPI2_NSS, CAN1_TX, SDMMC1_D5, SAI1_FS_A. |+| 97 | PE0 | bidirectional | 5 V-tolerant I/O (FT); alternate function TIM16_CH1. |+| 98 | PE1 | bidirectional | 5 V-tolerant I/O (FT) with no alternate function listed beyond EVENTOUT. |+| 99 | VSS | power_in | Ground pin; must be connected to ground within the permitted range. |+| 100 | VDD | power_in | Main supply pin; standard operating voltage 1.71 V to 3.6 V. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | LQFP-100(14x14) |+| Category | Embedded Processors & Controllers |+| Pins | 100 |++## CAD (KiCad official)++- Symbol: `STM32L452VET6`+- Footprint: `Package_QFP:LQFP-100_14x14mm_P0.5mm`+- 3D model: LQFP-100(14x14) (KiCad packages3D, STEP)+- 3D model files: `stm32l452vet6-etched.step` / `stm32l452vet6-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stm32l452vet6.step` / `stm32l452vet6.glb` are the bare package body.++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588919228544266240) (221 pp, sha256 `0c90cbe36d057ab4`, retrieved 2026-10-08, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-5-5` (text), consensus `claude-sonnet-5-5` (agreed), guards: pin_guards 0.1: passed. Pins are checked against the footprint pad set and their cited datasheet pages before publish.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/stm32l452vet6-datasheet.pdf)
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Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "embedded processors & controllers",+ "stm32l452vet6",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "stm32l452vet6.kicad_sym",+ "stm32l452vet6.kicad_mod",+ "stm32l452vet6.glb",+ "stm32l452vet6.step",+ "stm32l452vet6.lbr",+ "docs/hero.png",+ "docs/stm32l452vet6-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html",+ "stm32l452vet6-hero.glb",+ "stm32l452vet6-hero.overlay.json"+ ],+ "component": {+ "mpn": "STM32L452VET6",+ "manufacturer": "STMicroelectronics",+ "package": "LQFP-100(14x14)",+ "pin_count": 100,+ "category": "Embedded Processors & Controllers",+ "subcategory": "Microcontrollers (MCU/MPU/SOC)",+ "datasheet": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588919228544266240",+ "parts": {+ "symbol": "stm32l452vet6.kicad_sym",+ "footprint": "stm32l452vet6.kicad_mod",+ "model_3d": "stm32l452vet6-hero.glb",+ "model_3d_plain": "stm32l452vet6.glb",+ "model_3d_step": "stm32l452vet6-etched.step",+ "model_3d_step_plain": "stm32l452vet6.step",+ "lbr": "stm32l452vet6.lbr"+ },+ "distributor_links": {+ "lcsc": "C1337597",+ "digikey": "497-17221-ND",+ "mouser": "511-STM32L452VET6"+ },+ "distributor_check": {+ "checked_at": "2026-10-08T18:33:44Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-17221-ND",+ "status": "found"+ },+ "mouser": {+ "pn": "511-STM32L452VET6",+ "status": "found"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "PE2",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TRACECK, TIM3_ETR, TSC_G7_IO1, SAI1_MCLK_A; additional function none listed."+ },+ {+ "number": "2",+ "name": "PE3",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TRACED0, TIM3_CH1, TSC_G7_IO2, SAI1_SD_B."+ },+ {+ "number": "3",+ "name": "PE4",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TRACED1, TIM3_CH2, DFSDM1_DATIN3, TSC_G7_IO3, SAI1_FS_A."+ },+ {+ "number": "4",+ "name": "PE5",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TRACED2, TIM3_CH3, DFSDM1_CKIN3, TSC_G7_IO4, SAI1_SCK_A."+ },+ {+ "number": "5",+ "name": "PE6",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TRACED3, TIM3_CH4, SAI1_SD_A; additional function RTC_TAMP3/WKUP3."+ },+ {+ "number": "6",+ "name": "VBAT",+ "type": "power_in",+ "description": "Backup domain supply, 1.55 V to 3.6 V, supplying RTC and 32x32-bit backup registers in VBAT mode."+ },+ {+ "number": "7",+ "name": "PC13",+ "type": "bidirectional",+ "description": "I/O (FT) supplied through the power switch, which sinks only 3 mA, so output speed must not exceed 2 MHz with 30 pF load and the pin must not source current (e.g. LEDs); additional function RTC_TAMP1/RTC_TS/RTC_OUT/WKUP2."+ },+ {+ "number": "8",+ "name": "PC14-OSC32_IN",+ "type": "bidirectional",+ "description": "I/O (FT) with the same power-switch limits as PC13 (max 3 mA, 2 MHz at 30 pF, no current sourcing); additional function OSC32_IN for the 32 kHz LSE crystal."+ },+ {+ "number": "9",+ "name": "PC15-OSC32_OUT",+ "type": "bidirectional",+ "description": "I/O (FT) with the same power-switch limits as PC13 (max 3 mA, 2 MHz at 30 pF, no current sourcing); additional function OSC32_OUT for the 32 kHz LSE crystal."+ },+ {+ "number": "10",+ "name": "VSS",+ "type": "power_in",+ "description": "Ground pin; all VSS and VSSA pins must always be connected to ground within the permitted range."+ },+ {+ "number": "11",+ "name": "VDD",+ "type": "power_in",+ "description": "Main supply pin; standard operating voltage 1.71 V to 3.6 V."+ },+ {+ "number": "12",+ "name": "PH0-OSC_IN",+ "type": "bidirectional",+ "description": "I/O (FT) used as high-speed oscillator input OSC_IN for the 4 to 48 MHz crystal oscillator."+ },+ {+ "number": "13",+ "name": "PH1-OSC_OUT",+ "type": "bidirectional",+ "description": "I/O (FT) used as high-speed oscillator output OSC_OUT for the 4 to 48 MHz crystal oscillator."+ },+ {+ "number": "14",+ "name": "NRST",+ "type": "bidirectional",+ "description": "Bidirectional reset pin with embedded weak pull-up resistor."+ },+ {+ "number": "15",+ "name": "PC0",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_fa) with Fm+ capability; alternate functions LPTIM1_IN1, I2C4_SCL, I2C3_SCL, LPUART1_RX, LPTIM2_IN1; additional function ADC1_IN1."+ },+ {+ "number": "16",+ "name": "PC1",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_fa) with Fm+ capability; alternate functions TRACED0, LPTIM1_OUT, I2C4_SDA, I2C3_SDA, LPUART1_TX; additional function ADC1_IN2."+ },+ {+ "number": "17",+ "name": "PC2",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions LPTIM1_IN2, SPI2_MISO, DFSDM1_CKOUT; additional function ADC1_IN3."+ },+ {+ "number": "18",+ "name": "PC3",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions LPTIM1_ETR, SPI2_MOSI, SAI1_SD_A, LPTIM2_ETR; additional function ADC1_IN4."+ },+ {+ "number": "19",+ "name": "VSSA",+ "type": "power_in",+ "description": "Analog ground pin for ADC, DAC, OPAMP, COMP and VREFBUF; must be connected to ground within the permitted range."+ },+ {+ "number": "20",+ "name": "VREF-",+ "type": "power_in",+ "description": "Negative ADC reference voltage, equal to VSSA."+ },+ {+ "number": "21",+ "name": "VREF+",+ "type": "power_in",+ "description": "Positive ADC reference voltage: 2 V to VDDA when VDDA is at least 2 V, otherwise VDDA; also the VREFBUF_OUT function."+ },+ {+ "number": "22",+ "name": "VDDA",+ "type": "power_in",+ "description": "Analog supply: 1.62 V to 3.6 V when ADC or COMP is used, 1.8 V minimum when DAC or OPAMP is used, 2.4 V minimum when VREFBUF is used."+ },+ {+ "number": "23",+ "name": "PA0",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions TIM2_CH1, USART2_CTS, UART4_TX, COMP1_OUT, SAI1_EXTCLK, TIM2_ETR; additional functions OPAMP1_VINP, COMP1_INM, ADC1_IN5, RTC_TAMP2/WKUP1."+ },+ {+ "number": "24",+ "name": "PA1",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions TIM2_CH2, I2C1_SMBA, SPI1_SCK, USART2_RTS_DE, UART4_RX, TIM15_CH1N; additional functions OPAMP1_VINM, COMP1_INP, ADC1_IN6."+ },+ {+ "number": "25",+ "name": "PA2",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions TIM2_CH3, USART2_TX, LPUART1_TX, QUADSPI_BK1_NCS, COMP2_OUT, TIM15_CH1; additional functions COMP2_INM, ADC1_IN7, WKUP4/LSCO."+ },+ {+ "number": "26",+ "name": "PA3",+ "type": "bidirectional",+ "description": "3.6 V-tolerant I/O (TT_a) with analog switch supplied by VDDA; alternate functions TIM2_CH4, USART2_RX, LPUART1_RX, QUADSPI_CLK, SAI1_MCLK_A, TIM15_CH2; additional functions OPAMP1_VOUT, COMP2_INP, ADC1_IN8."+ },+ {+ "number": "27",+ "name": "VSS",+ "type": "power_in",+ "description": "Ground pin; must be connected to ground within the permitted range."+ },+ {+ "number": "28",+ "name": "VDD",+ "type": "power_in",+ "description": "Main supply pin; standard operating voltage 1.71 V to 3.6 V."+ },+ {+ "number": "29",+ "name": "PA4",+ "type": "bidirectional",+ "description": "3.6 V-tolerant I/O (TT_a) with analog switch supplied by VDDA; alternate functions SPI1_NSS, SPI3_NSS, USART2_CK, SAI1_FS_B, LPTIM2_OUT; additional functions COMP1_INM, COMP2_INM, ADC1_IN9, DAC1_OUT1."+ },+ {+ "number": "30",+ "name": "PA5",+ "type": "bidirectional",+ "description": "3.6 V-tolerant I/O (TT_a) with analog switch supplied by VDDA; alternate functions TIM2_CH1, TIM2_ETR, SPI1_SCK, DFSDM1_CKOUT, LPTIM2_ETR; additional functions COMP1_INM, COMP2_INM, ADC1_IN10."+ },+ {+ "number": "31",+ "name": "PA6",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions TIM1_BKIN, TIM3_CH1, SPI1_MISO, COMP1_OUT, USART3_CTS, LPUART1_CTS, QUADSPI_BK1_IO3, TIM1_BKIN_COMP2, TIM16_CH1; additional function ADC1_IN11."+ },+ {+ "number": "32",+ "name": "PA7",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_fa) with Fm+ capability; alternate functions TIM1_CH1N, TIM3_CH2, I2C3_SCL, SPI1_MOSI, DFSDM1_DATIN0, QUADSPI_BK1_IO2, COMP2_OUT; additional function ADC1_IN12."+ },+ {+ "number": "33",+ "name": "PC4",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate function USART3_TX; additional functions COMP1_INM, ADC1_IN13."+ },+ {+ "number": "34",+ "name": "PC5",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate function USART3_RX; additional functions COMP1_INP, ADC1_IN14, WKUP5."+ },+ {+ "number": "35",+ "name": "PB0",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions TIM1_CH2N, TIM3_CH3, SPI1_NSS, DFSDM1_CKIN0, USART3_CK, QUADSPI_BK1_IO1, COMP1_OUT, SAI1_EXTCLK; additional function ADC1_IN15."+ },+ {+ "number": "36",+ "name": "PB1",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions TIM1_CH3N, TIM3_CH4, DFSDM1_DATIN0, USART3_RTS_DE, LPUART1_RTS_DE, QUADSPI_BK1_IO0, LPTIM2_IN1; additional functions COMP1_INM, ADC1_IN16."+ },+ {+ "number": "37",+ "name": "PB2",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA; alternate functions RTC_OUT, LPTIM1_OUT, I2C3_SMBA, DFSDM1_CKIN0; additional function COMP1_INP."+ },+ {+ "number": "38",+ "name": "PE7",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TIM1_ETR, DFSDM1_DATIN2, SAI1_SD_B."+ },+ {+ "number": "39",+ "name": "PE8",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TIM1_CH1N, DFSDM1_CKIN2, SAI1_SCK_B."+ },+ {+ "number": "40",+ "name": "PE9",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TIM1_CH1, DFSDM1_CKOUT, SAI1_FS_B."+ },+ {+ "number": "41",+ "name": "PE10",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TIM1_CH2N, TSC_G5_IO1, QUADSPI_CLK, SAI1_MCLK_B."+ },+ {+ "number": "42",+ "name": "PE11",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TIM1_CH2, TSC_G5_IO2, QUADSPI_BK1_NCS."+ },+ {+ "number": "43",+ "name": "PE12",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TIM1_CH3N, SPI1_NSS, TSC_G5_IO3, QUADSPI_BK1_IO0."+ },+ {+ "number": "44",+ "name": "PE13",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TIM1_CH3, SPI1_SCK, TSC_G5_IO4, QUADSPI_BK1_IO1."+ },+ {+ "number": "45",+ "name": "PE14",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TIM1_CH4, TIM1_BKIN2, TIM1_BKIN2_COMP2, SPI1_MISO, QUADSPI_BK1_IO2."+ },+ {+ "number": "46",+ "name": "PE15",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TIM1_BKIN, TIM1_BKIN_COMP1, SPI1_MOSI, QUADSPI_BK1_IO3."+ },+ {+ "number": "47",+ "name": "PB10",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions TIM2_CH3, I2C4_SCL, I2C2_SCL, SPI2_SCK, USART3_TX, LPUART1_RX, TSC_SYNC, QUADSPI_CLK, COMP1_OUT, SAI1_SCK_A."+ },+ {+ "number": "48",+ "name": "PB11",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions TIM2_CH4, I2C4_SDA, I2C2_SDA, USART3_RX, LPUART1_TX, QUADSPI_BK1_NCS, COMP2_OUT."+ },+ {+ "number": "49",+ "name": "VSS",+ "type": "power_in",+ "description": "Ground pin; must be connected to ground within the permitted range."+ },+ {+ "number": "50",+ "name": "VDD",+ "type": "power_in",+ "description": "Main supply pin; standard operating voltage 1.71 V to 3.6 V."+ },+ {+ "number": "51",+ "name": "PB12",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TIM1_BKIN, TIM1_BKIN_COMP2, I2C2_SMBA, SPI2_NSS, DFSDM1_DATIN1, USART3_CK, LPUART1_RTS_DE, TSC_G1_IO1, CAN1_RX, SAI1_FS_A, TIM15_BKIN."+ },+ {+ "number": "52",+ "name": "PB13",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions TIM1_CH1N, I2C2_SCL, SPI2_SCK, DFSDM1_CKIN1, USART3_CTS, LPUART1_CTS, TSC_G1_IO2, CAN1_TX, SAI1_SCK_A, TIM15_CH1N."+ },+ {+ "number": "53",+ "name": "PB14",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions TIM1_CH2N, I2C2_SDA, SPI2_MISO, DFSDM1_DATIN2, USART3_RTS_DE, TSC_G1_IO3, SAI1_MCLK_A, TIM15_CH1."+ },+ {+ "number": "54",+ "name": "PB15",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions RTC_REFIN, TIM1_CH3N, SPI2_MOSI, DFSDM1_CKIN2, TSC_G1_IO4, SAI1_SD_A, TIM15_CH2."+ },+ {+ "number": "55",+ "name": "PD8",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate function USART3_TX."+ },+ {+ "number": "56",+ "name": "PD9",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate function USART3_RX."+ },+ {+ "number": "57",+ "name": "PD10",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions USART3_CK, TSC_G6_IO1."+ },+ {+ "number": "58",+ "name": "PD11",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions I2C4_SMBA, USART3_CTS, TSC_G6_IO2, LPTIM2_ETR."+ },+ {+ "number": "59",+ "name": "PD12",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions I2C4_SCL, USART3_RTS_DE, TSC_G6_IO3, LPTIM2_IN1."+ },+ {+ "number": "60",+ "name": "PD13",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions I2C4_SDA, TSC_G6_IO4, LPTIM2_OUT."+ },+ {+ "number": "61",+ "name": "PD14",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT) with no alternate function listed beyond EVENTOUT."+ },+ {+ "number": "62",+ "name": "PD15",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT) with no alternate function listed beyond EVENTOUT."+ },+ {+ "number": "63",+ "name": "PC6",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TIM3_CH1, DFSDM1_CKIN3, TSC_G4_IO1, SDMMC1_D6."+ },+ {+ "number": "64",+ "name": "PC7",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TIM3_CH2, DFSDM1_DATIN3, TSC_G4_IO2, SDMMC1_D7."+ },+ {+ "number": "65",+ "name": "PC8",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TIM3_CH3, TSC_G4_IO3, SDMMC1_D0."+ },+ {+ "number": "66",+ "name": "PC9",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TIM3_CH4, TSC_G4_IO4, USB_NOE, SDMMC1_D1."+ },+ {+ "number": "67",+ "name": "PA8",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions MCO, TIM1_CH1, DFSDM1_CKIN1, USART1_CK, SAI1_SCK_A, LPTIM2_OUT."+ },+ {+ "number": "68",+ "name": "PA9",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions TIM1_CH2, I2C1_SCL, DFSDM1_DATIN1, USART1_TX, SAI1_FS_A, TIM15_BKIN."+ },+ {+ "number": "69",+ "name": "PA10",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions TIM1_CH3, I2C1_SDA, USART1_RX, USB_CRS_SYNC, SAI1_SD_A."+ },+ {+ "number": "70",+ "name": "PA11",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_u) with USB function supplied by VDDUSB; alternate functions TIM1_CH4, TIM1_BKIN2, SPI1_MISO, COMP1_OUT, USART1_CTS, CAN1_RX, USB_DM, TIM1_BKIN2_COMP1."+ },+ {+ "number": "71",+ "name": "PA12",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_u) with USB function supplied by VDDUSB; alternate functions TIM1_ETR, SPI1_MOSI, USART1_RTS_DE, CAN1_TX, USB_DP."+ },+ {+ "number": "72",+ "name": "PA13",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT) whose function after reset is JTMS/SWDAT; alternate functions IR_OUT, USB_NOE, SAI1_SD_B; internal pull-up is active after reset."+ },+ {+ "number": "73",+ "name": "VDDUSB",+ "type": "power_in",+ "description": "USB supply: 3.0 V to 3.6 V when USB is used; 0 to 3.6 V when USB is not used."+ },+ {+ "number": "74",+ "name": "VSS",+ "type": "power_in",+ "description": "Ground pin; must be connected to ground within the permitted range."+ },+ {+ "number": "75",+ "name": "VDD",+ "type": "power_in",+ "description": "Main supply pin; standard operating voltage 1.71 V to 3.6 V."+ },+ {+ "number": "76",+ "name": "PA14",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT) whose function after reset is JTCK/SWCLK with internal pull-down active; alternate functions LPTIM1_OUT, I2C1_SMBA, I2C4_SMBA, SAI1_FS_B."+ },+ {+ "number": "77",+ "name": "PA15",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT) whose function after reset is JTDI with internal pull-up active; alternate functions TIM2_CH1, TIM2_ETR, USART2_RX, SPI1_NSS, SPI3_NSS, USART3_RTS_DE, UART4_RTS_DE, TSC_G3_IO1."+ },+ {+ "number": "78",+ "name": "PC10",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TRACED1, SPI3_SCK, USART3_TX, UART4_TX, TSC_G3_IO2, SDMMC1_D2."+ },+ {+ "number": "79",+ "name": "PC11",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions SPI3_MISO, USART3_RX, UART4_RX, TSC_G3_IO3, SDMMC1_D3."+ },+ {+ "number": "80",+ "name": "PC12",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TRACED3, SPI3_MOSI, USART3_CK, TSC_G3_IO4, SDMMC1_CK."+ },+ {+ "number": "81",+ "name": "PD0",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions SPI2_NSS, CAN1_RX."+ },+ {+ "number": "82",+ "name": "PD1",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions SPI2_SCK, CAN1_TX."+ },+ {+ "number": "83",+ "name": "PD2",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions TRACED2, TIM3_ETR, USART3_RTS_DE, TSC_SYNC, SDMMC1_CMD."+ },+ {+ "number": "84",+ "name": "PD3",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions SPI2_MISO, DFSDM1_DATIN0, USART2_CTS, QUADSPI_BK2_NCS."+ },+ {+ "number": "85",+ "name": "PD4",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions SPI2_MOSI, DFSDM1_CKIN0, USART2_RTS_DE, QUADSPI_BK2_IO0."+ },+ {+ "number": "86",+ "name": "PD5",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions USART2_TX, QUADSPI_BK2_IO1."+ },+ {+ "number": "87",+ "name": "PD6",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions DFSDM1_DATIN1, USART2_RX, QUADSPI_BK2_IO2, SAI1_SD_A."+ },+ {+ "number": "88",+ "name": "PD7",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions DFSDM1_CKIN1, USART2_CK, QUADSPI_BK2_IO3."+ },+ {+ "number": "89",+ "name": "PB3",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_a) with analog switch supplied by VDDA whose function after reset is JTDO/TRACESWO; alternate functions TIM2_CH2, SPI1_SCK, SPI3_SCK, USART1_RTS_DE, SAI1_SCK_B; additional function COMP2_INM."+ },+ {+ "number": "90",+ "name": "PB4",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_fa) whose function after reset is NJTRST with internal pull-up active; alternate functions TIM3_CH1, I2C3_SDA, SPI1_MISO, SPI3_MISO, USART1_CTS, TSC_G2_IO1, SAI1_MCLK_B; additional function COMP2_INP."+ },+ {+ "number": "91",+ "name": "PB5",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate functions LPTIM1_IN1, TIM3_CH2, CAN1_RX, I2C1_SMBA, SPI1_MOSI, SPI3_MOSI, USART1_CK, TSC_G2_IO2, COMP2_OUT, SAI1_SD_B, TIM16_BKIN."+ },+ {+ "number": "92",+ "name": "PB6",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_fa) with Fm+ capability and analog switch supplied by VDDA; alternate functions LPTIM1_ETR, I2C1_SCL, I2C4_SCL, USART1_TX, CAN1_TX, TSC_G2_IO3, SAI1_FS_B, TIM16_CH1N; additional function COMP2_INP."+ },+ {+ "number": "93",+ "name": "PB7",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_fa) with Fm+ capability and analog switch supplied by VDDA; alternate functions LPTIM1_IN2, I2C1_SDA, I2C4_SDA, USART1_RX, UART4_CTS, TSC_G2_IO4; additional functions COMP2_INM, PVD_IN."+ },+ {+ "number": "94",+ "name": "PH3-BOOT0",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT) that also serves as the BOOT0 boot-mode pin; no alternate function listed beyond EVENTOUT."+ },+ {+ "number": "95",+ "name": "PB8",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions I2C1_SCL, CAN1_RX, SDMMC1_D4, SAI1_MCLK_A, TIM16_CH1."+ },+ {+ "number": "96",+ "name": "PB9",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT_f) with Fm+ capability; alternate functions IR_OUT, I2C1_SDA, SPI2_NSS, CAN1_TX, SDMMC1_D5, SAI1_FS_A."+ },+ {+ "number": "97",+ "name": "PE0",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT); alternate function TIM16_CH1."+ },+ {+ "number": "98",+ "name": "PE1",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FT) with no alternate function listed beyond EVENTOUT."+ },+ {+ "number": "99",+ "name": "VSS",+ "type": "power_in",+ "description": "Ground pin; must be connected to ground within the permitted range."+ },+ {+ "number": "100",+ "name": "VDD",+ "type": "power_in",+ "description": "Main supply pin; standard operating voltage 1.71 V to 3.6 V."+ }+ ],+ "provenance": {+ "extractor": "extract_pins 0.3",+ "factory_chain": {+ "factory": "2.0.0",+ "extractor": "extract_pins 0.3",+ "primary_model": "claude-haiku-5-5",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: PC13, PC14 and PC15 are supplied through the power switch (3 mA sink limit): output speed must not e; After reset these pins default to JTAG/SW debug alternate functions (footnote 3 of Table 16). Intern; PH3-BOOT0 function is printed as BOOT0 in Table 16; the boot-mode behaviour is described in Section "+ ],+ "pages_sent": 83,+ "cost_usd": 0.4186,+ "at": "2026-10-08T18:32:54"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588919228544266240",+ "pages": 221,+ "sha256": "0c90cbe36d057ab4",+ "source_tier": "lcsc"+ },+ "cad": "KiCad official (CC-BY-SA 4.0)",+ "pins": {+ "total": 100,+ "described": 100,+ "cites_pages": true,+ "refuses_to_fabricate": true+ }+ },+ "viewers": {+ "symbol": "viewers/symbol.html",+ "footprint": "viewers/footprint.html"+ },+ "models_3d": [+ {+ "file": "stm32l452vet6.step",+ "role": "plain",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 16,+ 16,+ 1.5+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "51720097260ffba41c3062f85f67623721102fa535901c47cb555a1f444feeb3",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ },+ {+ "file": "stm32l452vet6-etched.step",+ "role": "eda",+ "up": "Z",+ "units": "mm",+ "origin": "footprint origin = pad-pattern centre",+ "seat": "z = 0",+ "extents_mm": [+ 16,+ 16,+ 1.5+ ],+ "zmin_mm": 0,+ "centre_offset_mm": 0,+ "footprint_binding": "identity",+ "sha256": "da915b59b5808d736d8d96110f133ba111d4c2ca1b621c8da9700aa42049b76f",+ "checked": "2026-10-08",+ "checked_by": "factory/step_pose.py (Z-up, origin, seat, binding)"+ }+ ]+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}