component
STM32F303VET6TR
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 @@+# STM32F303VET6TR++**STMicroelectronics** · Microcontrollers (MCU/MPU/SOC) · LQFP-100(14x14)++STM32F303VET6TR 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 (FT) I/O; alternate functions TRACECK, TIM3_CH1, TSC_G7_IO1, SPI4_SCK, TIM20_CH1, FMC_A23. |+| 2 | PE3 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TRACED0, TIM3_CH2, TSC_G7_IO2, SPI4_NSS, TIM20_CH2, FMC_A19. |+| 3 | PE4 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TRACED1, TIM3_CH3, TSC_G7_IO3, SPI4_NSS, TIM20_CH1N, FMC_A20. |+| 4 | PE5 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TRACED2, TIM3_CH4, TSC_G7_IO4, SPI4_MISO, TIM20_CH2N, FMC_A21. |+| 5 | PE6 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TRACED3, SPI4_MOSI, TIM20_CH3N, FMC_A22; additional functions WKUP3, RTC_TAMP3. |+| 6 | VBAT | power_in | Backup supply pin for the RTC and backup registers. |+| 7 | PC13 | bidirectional | Standard 3.3 V (TC) I/O supplied through the power switch (3 mA max sink), so output mode is limited to 2 MHz with 30 pF max load and no current-source use; alternate function TIM1_CH1N; additional functions WKUP2, RTC_TAMP1, RTC_TS, RTC_OUT. |+| 8 | PC14-OSC32_IN | bidirectional | Standard 3.3 V (TC) I/O supplied through the power switch (output limited to 2 MHz, 30 pF, no current-source use); additional function OSC32_IN for the 32 kHz oscillator. |+| 9 | PC15-OSC32_OUT | bidirectional | Standard 3.3 V (TC) I/O supplied through the power switch (output limited to 2 MHz, 30 pF, no current-source use); additional function OSC32_OUT for the 32 kHz oscillator. |+| 10 | PF9 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM20_BKIN, TIM15_CH1, SPI2_SCK, FMC_CD. |+| 11 | PF10 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM20_BKIN2, TIM15_CH2, SPI2_SCK, FMC_INTR. |+| 12 | PF0-OSC_IN | input | 5 V-tolerant I/O (FTf, I2C FM+ option) used as main oscillator input OSC_IN; alternate functions I2C2_SDA, SPI2_NSS/I2S2_WS, TIM1_CH3N. |+| 13 | PF1-OSC_OUT | output | 5 V-tolerant I/O (FTf, I2C FM+ option) used as main oscillator output OSC_OUT; alternate functions I2C2_SCL, SPI2_SCK/I2S2_CK. |+| 14 | NRST | bidirectional | Device reset input/internal reset output, active low, with embedded weak pull-up resistor. |+| 15 | PC0 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate function TIM1_CH1; additional functions ADC12_IN6, COMP7_INM. |+| 16 | PC1 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate function TIM1_CH2; additional functions ADC12_IN7, COMP7_INP. |+| 17 | PC2 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH3, COMP7_OUT; additional function ADC12_IN8. |+| 18 | PC3 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH4, TIM1_BKIN2; additional function ADC12_IN9. |+| 19 | PF2 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM20_CH3, FMC_A2; additional function ADC12_IN10. |+| 20 | VSSA | power_in | Ground for the analog supply. |+| 21 | VREF+ | power_in | Positive reference voltage for the ADCs, ranging from 2 V to VDDA. |+| 22 | VDDA | power_in | Analog power supply, 2.0 V to 3.6 V for ADCs and comparators (2.4 V to 3.6 V for DAC and op-amps). |+| 23 | PA0 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM2_CH1/ETR, TSC_G1_IO1, USART2_CTS, COMP1_OUT, TIM8_BKIN/ETR; additional functions ADC1_IN1, COMP1_INM, RTC_TAMP2, WKUP1. |+| 24 | PA1 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions RTC_REFIN, TIM2_CH2, TSC_G1_IO2, USART2_RTS, TIM15_CH1N; additional functions ADC1_IN2, COMP1_INP, OPAMP1_VINP, OPAMP3_VINP. |+| 25 | PA2 | bidirectional | 3.3 V-tolerant (TTa) I/O with reduced touch sensing sensitivity; alternate functions TIM2_CH3, TSC_G1_IO3, USART2_TX, COMP2_OUT, TIM15_CH1; additional functions ADC1_IN3, COMP2_INM, OPAMP1_VOUT. |+| 26 | PA3 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM2_CH4, TSC_G1_IO4, USART2_RX, TIM15_CH2; additional functions ADC1_IN4, OPAMP1_VINM. |+| 27 | VSS | power_in | Digital ground. |+| 28 | VDD | power_in | Digital power supply, 2.0 V to 3.6 V. |+| 29 | PA4 | bidirectional | 3.3 V-tolerant (TTa) I/O with reduced touch sensing sensitivity; alternate functions TIM3_CH2, TSC_G2_IO1, SPI1_NSS, SPI3_NSS/I2S3_WS, USART2_CK; additional functions ADC2_IN1, DAC1_OUT1, COMP1-7_INM, OPAMP4_VINP. |+| 30 | PA5 | bidirectional | 3.3 V-tolerant (TTa) I/O with reduced touch sensing sensitivity; alternate functions TIM2_CH1/ETR, TSC_G2_IO2, SPI1_SCK; additional functions ADC2_IN2, DAC1_OUT2, COMP1-7_INM, OPAMP1_VINP, OPAMP2_VINM, OPAMP3_VINP. |+| 31 | PA6 | bidirectional | 3.3 V-tolerant (TTa) I/O with reduced touch sensing sensitivity; alternate functions TIM16_CH1, TIM3_CH1, TSC_G2_IO3, TIM8_BKIN, SPI1_MISO, TIM1_BKIN, COMP1_OUT; additional functions ADC2_IN3, OPAMP2_VOUT. |+| 32 | PA7 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM17_CH1, TIM3_CH2, TSC_G2_IO4, TIM8_CH1N, SPI1_MOSI, TIM1_CH1N; additional functions ADC2_IN4, COMP2_INP, OPAMP1_VINP, OPAMP2_VINP. |+| 33 | PC4 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM1_ETR, USART1_TX; additional function ADC2_IN5. |+| 34 | PC5 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM15_BKIN, TSC_G3_IO1, USART1_RX; additional functions ADC2_IN11, OPAMP1_VINM, OPAMP2_VINM. |+| 35 | PB0 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM3_CH3, TSC_G3_IO2, TIM8_CH2N, TIM1_CH2N; additional functions ADC3_IN12, COMP4_INP, OPAMP2_VINP, OPAMP3_VINP. |+| 36 | PB1 | bidirectional | 3.3 V-tolerant (TTa) I/O with reduced touch sensing sensitivity; alternate functions TIM3_CH4, TSC_G3_IO3, TIM8_CH3N, TIM1_CH3N, COMP4_OUT; additional functions ADC3_IN1, OPAMP3_VOUT. |+| 37 | PB2 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate function TSC_G3_IO4; additional functions ADC2_IN12, COMP4_INM, OPAMP3_VINM. |+| 38 | PE7 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM1_ETR, FMC_D4; additional function ADC3_IN13. |+| 39 | PE8 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH1N, FMC_D5; additional functions ADC34_IN6, COMP4_INM. |+| 40 | PE9 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH1, FMC_D6; additional function ADC3_IN2. |+| 41 | PE10 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH2N, FMC_D7; additional function ADC3_IN14. |+| 42 | PE11 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH2, SPI4_NSS, FMC_D8; additional function ADC3_IN15. |+| 43 | PE12 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH3N, SPI4_SCK, FMC_D9; additional function ADC3_IN16. |+| 44 | PE13 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH3, SPI4_MISO, FMC_D10; additional function ADC3_IN3. |+| 45 | PE14 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH4, SPI4_MOSI, TIM1_BKIN2, FMC_D11; additional function ADC4_IN1. |+| 46 | PE15 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM1_BKIN, USART3_RX, FMC_D12; additional function ADC4_IN2. |+| 47 | PB10 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM2_CH3, TSC_SYNC, USART3_TX; additional functions COMP5_INM, OPAMP3_VINM, OPAMP4_VINM. |+| 48 | PB11 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM2_CH4, TSC_G6_IO1, USART3_RX; additional functions ADC12_IN14, COMP6_INP, OPAMP4_VINP. |+| 49 | VSS | power_in | Digital ground. |+| 50 | VDD | power_in | Digital power supply, 2.0 V to 3.6 V. |+| 51 | PB12 | bidirectional | 3.3 V-tolerant (TTa) I/O with reduced touch sensing sensitivity; alternate functions TSC_G6_IO2, I2C2_SMBAL, SPI2_NSS/I2S2_WS, TIM1_BKIN, USART3_CK; additional functions ADC4_IN3, COMP3_INM, OPAMP4_VOUT. |+| 52 | PB13 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TSC_G6_IO3, SPI2_SCK/I2S2_CK, TIM1_CH1N, USART3_CTS; additional functions ADC3_IN5, COMP5_INP, OPAMP3_VINP, OPAMP4_VINP. |+| 53 | PB14 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM15_CH1, TSC_G6_IO4, SPI2_MISO/I2S2ext_SD, TIM1_CH2N, USART3_RTS; additional functions ADC4_IN4, COMP3_INP, OPAMP2_VINP. |+| 54 | PB15 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions RTC_REFIN, TIM15_CH2, TIM15_CH1N, TIM1_CH3N, SPI2_MOSI/I2S2_SD; additional functions ADC4_IN5, COMP6_INM. |+| 55 | PD8 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions USART3_TX, FMC_D13; additional functions ADC4_IN12, OPAMP4_VINM. |+| 56 | PD9 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions USART3_RX, FMC_D14; additional function ADC4_IN13. |+| 57 | PD10 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions USART3_CK, FMC_D15; additional functions ADC34_IN7, COMP6_INM. |+| 58 | PD11 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions USART3_CTS, FMC_A16; additional functions ADC34_IN8, OPAMP4_VINP. |+| 59 | PD12 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM4_CH1, TSC_G8_IO1, USART3_RTS, FMC_A17; additional function ADC34_IN9. |+| 60 | PD13 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM4_CH2, TSC_G8_IO2, FMC_A18; additional functions ADC34_IN10, COMP5_INM. |+| 61 | PD14 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM4_CH3, TSC_G8_IO3, FMC_D0; additional functions ADC34_IN11, OPAMP2_VINP. |+| 62 | PD15 | bidirectional | 3.3 V-tolerant (TTa) I/O; alternate functions TIM4_CH4, TSC_G8_IO4, SPI2_NSS, FMC_D1; additional function COMP3_INM. |+| 63 | PC6 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM3_CH1, TIM8_CH1, I2S2_MCK, COMP6_OUT. |+| 64 | PC7 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM3_CH2, TIM8_CH2, I2S3_MCK, COMP5_OUT. |+| 65 | PC8 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM3_CH3, TIM8_CH3, COMP3_OUT. |+| 66 | PC9 | bidirectional | 5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM3_CH4, I2C3_SDA, TIM8_CH4, I2SCKIN, TIM8_BKIN2. |+| 67 | PA8 | bidirectional | 5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions MCO, I2C3_SCL, I2C2_SMBAL, I2S2_MCK, TIM1_CH1, USART1_CK, COMP3_OUT, TIM4_ETR. |+| 68 | PA9 | bidirectional | 5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions I2C3_SMBAL, TSC_G4_IO1, I2C2_SCL, I2S3_MCK, TIM1_CH2, USART1_TX, COMP5_OUT, TIM15_BKIN, TIM2_CH3. |+| 69 | PA10 | bidirectional | 5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM17_BKIN, TSC_G4_IO2, I2C2_SDA, SPI2_MISO/I2S2ext_SD, TIM1_CH3, USART1_RX, COMP6_OUT, TIM2_CH4, TIM8_BKIN. |+| 70 | PA11 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions SPI2_MOSI/I2S2_SD, TIM1_CH1N, USART1_CTS, COMP1_OUT, CAN_RX, TIM4_CH1, TIM1_CH4, TIM1_BKIN2; additional function USB_DM. |+| 71 | PA12 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM16_CH1, I2SCKIN, TIM1_CH2N, USART1_RTS, COMP2_OUT, CAN_TX, TIM4_CH2, TIM1_ETR; additional function USB_DP. |+| 72 | PA13 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions SWDIO-JTMS, TIM16_CH1N, TSC_G4_IO3, IR-OUT, USART3_CTS, TIM4_CH3. |+| 73 | PF6 | bidirectional | 5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM4_CH4, I2C2_SCL, USART3_RTS, FMC_NIORD. |+| 74 | VSS | power_in | Digital ground. |+| 75 | VDD | power_in | Digital power supply, 2.0 V to 3.6 V. |+| 76 | PA14 | bidirectional | 5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions SWCLK-JTCK, TSC_G4_IO4, I2C1_SDA, TIM8_CH2, TIM1_BKIN, USART2_TX. |+| 77 | PA15 | bidirectional | 5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions JTDI, TIM2_CH1/ETR, TIM8_CH1, TSC_SYNC, I2C1_SCL, SPI1_NSS, SPI3_NSS/I2S3_WS, USART2_RX, TIM1_BKIN. |+| 78 | PC10 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM8_CH1N, UART4_TX, SPI3_SCK/I2S3_CK, USART3_TX. |+| 79 | PC11 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM8_CH2N, UART4_RX, SPI3_MISO/I2S3ext_SD, USART3_RX. |+| 80 | PC12 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM8_CH3N, UART5_TX, SPI3_MOSI/I2S3_SD, USART3_CK. |+| 81 | PD0 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions CAN_RX, FMC_D2. |+| 82 | PD1 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM8_CH4, TIM8_BKIN2, CAN_TX, FMC_D3. |+| 83 | PD2 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM3_ETR, TIM8_BKIN, UART5_RX. |+| 84 | PD3 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM2_CH1/ETR, USART2_CTS, FMC_CLK. |+| 85 | PD4 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM2_CH2, USART2_RTS, FMC_NOE. |+| 86 | PD5 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions USART2_TX, FMC_NWE. |+| 87 | PD6 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM2_CH4, USART2_RX, FMC_NWAIT. |+| 88 | PD7 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM2_CH3, USART2_CK, FMC_NE1/FMC_NCE2. |+| 89 | PB3 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions JTDO-TRACESWO, TIM2_CH2, TIM4_ETR, TSC_G5_IO1, TIM8_CH1N, SPI1_SCK, SPI3_SCK/I2S3_CK, USART2_TX, TIM3_ETR. |+| 90 | PB4 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions JTRST, TIM16_CH1, TIM3_CH1, TSC_G5_IO2, TIM8_CH2N, SPI1_MISO, SPI3_MISO/I2S3ext_SD, USART2_RX, TIM17_BKIN. |+| 91 | PB5 | bidirectional | 5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM16_BKIN, TIM3_CH2, TIM8_CH3N, I2C1_SMBAl, SPI1_MOSI, SPI3_MOSI/I2S3_SD, USART2_CK, I2C3_SDA, TIM17_CH1. |+| 92 | PB6 | bidirectional | 5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM16_CH1N, TIM4_CH1, TSC_G5_IO3, I2C1_SCL, TIM8_CH1, TIM8_ETR, USART1_TX, TIM8_BKIN2. |+| 93 | PB7 | bidirectional | 5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM17_CH1N, TIM4_CH2, TSC_G5_IO4, I2C1_SDA, TIM8_BKIN, USART1_RX, TIM3_CH4, FMC_NADV. |+| 94 | BOOT0 | input | Dedicated boot mode selection input. |+| 95 | PB8 | bidirectional | 5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM16_CH1, TIM4_CH3, TSC_SYNC, I2C1_SCL, USART3_RX, COMP1_OUT, CAN_RX, TIM8_CH2, TIM1_BKIN. |+| 96 | PB9 | bidirectional | 5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM17_CH1, TIM4_CH4, I2C1_SDA, IR-OUT, USART3_TX, COMP2_OUT, CAN_TX, TIM8_CH3. |+| 97 | PE0 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM4_ETR, TIM16_CH1, TIM20_ETR, USART1_TX, FMC_NBL0. |+| 98 | PE1 | bidirectional | 5 V-tolerant (FT) I/O; alternate functions TIM17_CH1, TIM20_CH4, USART1_RX, FMC_NBL1. |+| 99 | VSS | power_in | Digital ground. |+| 100 | VDD | power_in | Digital power supply, 2.0 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: `STM32F303VET6TR`+- Footprint: `Package_QFP:LQFP-100_14x14mm_P0.5mm`+- 3D model: LQFP-100(14x14) (KiCad packages3D, STEP)+- 3D model files: `stm32f303vet6tr-etched.step` / `stm32f303vet6tr-etched.glb` carry the MPN laser-etched on the die in a toggleable `Adom.LaserEtch` group (Fusion-ready); `stm32f303vet6tr.step` / `stm32f303vet6tr.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/8588941986279251968) (173 pp, sha256 `5009ea08fac5eb65`, retrieved 2026-10-01, tier: lcsc)+- **Extractor:** parts-factory `2.0.0` / `extract_pins 0.3`, primary `claude-haiku-4-5-20251001` (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/stm32f303vet6tr-datasheet.pdf)
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Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",+ "tags": [+ "component",+ "embedded processors & controllers",+ "stm32f303vet6tr",+ "factory-2.0.0",+ "extractor-text"+ ],+ "dependencies": {},+ "hero": {+ "type": "image",+ "path": "docs/hero.png"+ },+ "files": [+ "page.json",+ "README.md",+ "stm32f303vet6tr.kicad_sym",+ "stm32f303vet6tr.kicad_mod",+ "stm32f303vet6tr.glb",+ "stm32f303vet6tr.step",+ "stm32f303vet6tr.lbr",+ "docs/hero.png",+ "docs/stm32f303vet6tr-datasheet.pdf",+ "viewers/symbol.html",+ "viewers/footprint.html"+ ],+ "component": {+ "mpn": "STM32F303VET6TR",+ "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/8588941986279251968",+ "parts": {+ "symbol": "stm32f303vet6tr.kicad_sym",+ "footprint": "stm32f303vet6tr.kicad_mod",+ "model_3d": "stm32f303vet6tr-etched.glb",+ "model_3d_plain": "stm32f303vet6tr.glb",+ "model_3d_step": "stm32f303vet6tr-etched.step",+ "model_3d_step_plain": "stm32f303vet6tr.step",+ "lbr": "stm32f303vet6tr.lbr"+ },+ "distributor_links": {+ "lcsc": "C2053636",+ "digikey": "497-18780-2-ND"+ },+ "distributor_check": {+ "checked_at": "2026-10-01T09:02:11Z",+ "source": "Component Ocean /api/assign-pns",+ "digikey": {+ "pn": "497-18780-2-ND",+ "status": "found"+ },+ "mouser": {+ "pn": null,+ "status": "error"+ }+ },+ "pins": [+ {+ "number": "1",+ "name": "PE2",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TRACECK, TIM3_CH1, TSC_G7_IO1, SPI4_SCK, TIM20_CH1, FMC_A23."+ },+ {+ "number": "2",+ "name": "PE3",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TRACED0, TIM3_CH2, TSC_G7_IO2, SPI4_NSS, TIM20_CH2, FMC_A19."+ },+ {+ "number": "3",+ "name": "PE4",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TRACED1, TIM3_CH3, TSC_G7_IO3, SPI4_NSS, TIM20_CH1N, FMC_A20."+ },+ {+ "number": "4",+ "name": "PE5",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TRACED2, TIM3_CH4, TSC_G7_IO4, SPI4_MISO, TIM20_CH2N, FMC_A21."+ },+ {+ "number": "5",+ "name": "PE6",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TRACED3, SPI4_MOSI, TIM20_CH3N, FMC_A22; additional functions WKUP3, RTC_TAMP3."+ },+ {+ "number": "6",+ "name": "VBAT",+ "type": "power_in",+ "description": "Backup supply pin for the RTC and backup registers."+ },+ {+ "number": "7",+ "name": "PC13",+ "type": "bidirectional",+ "description": "Standard 3.3 V (TC) I/O supplied through the power switch (3 mA max sink), so output mode is limited to 2 MHz with 30 pF max load and no current-source use; alternate function TIM1_CH1N; additional functions WKUP2, RTC_TAMP1, RTC_TS, RTC_OUT."+ },+ {+ "number": "8",+ "name": "PC14-OSC32_IN",+ "type": "bidirectional",+ "description": "Standard 3.3 V (TC) I/O supplied through the power switch (output limited to 2 MHz, 30 pF, no current-source use); additional function OSC32_IN for the 32 kHz oscillator."+ },+ {+ "number": "9",+ "name": "PC15-OSC32_OUT",+ "type": "bidirectional",+ "description": "Standard 3.3 V (TC) I/O supplied through the power switch (output limited to 2 MHz, 30 pF, no current-source use); additional function OSC32_OUT for the 32 kHz oscillator."+ },+ {+ "number": "10",+ "name": "PF9",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM20_BKIN, TIM15_CH1, SPI2_SCK, FMC_CD."+ },+ {+ "number": "11",+ "name": "PF10",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM20_BKIN2, TIM15_CH2, SPI2_SCK, FMC_INTR."+ },+ {+ "number": "12",+ "name": "PF0-OSC_IN",+ "type": "input",+ "description": "5 V-tolerant I/O (FTf, I2C FM+ option) used as main oscillator input OSC_IN; alternate functions I2C2_SDA, SPI2_NSS/I2S2_WS, TIM1_CH3N."+ },+ {+ "number": "13",+ "name": "PF1-OSC_OUT",+ "type": "output",+ "description": "5 V-tolerant I/O (FTf, I2C FM+ option) used as main oscillator output OSC_OUT; alternate functions I2C2_SCL, SPI2_SCK/I2S2_CK."+ },+ {+ "number": "14",+ "name": "NRST",+ "type": "bidirectional",+ "description": "Device reset input/internal reset output, active low, with embedded weak pull-up resistor."+ },+ {+ "number": "15",+ "name": "PC0",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate function TIM1_CH1; additional functions ADC12_IN6, COMP7_INM."+ },+ {+ "number": "16",+ "name": "PC1",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate function TIM1_CH2; additional functions ADC12_IN7, COMP7_INP."+ },+ {+ "number": "17",+ "name": "PC2",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH3, COMP7_OUT; additional function ADC12_IN8."+ },+ {+ "number": "18",+ "name": "PC3",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH4, TIM1_BKIN2; additional function ADC12_IN9."+ },+ {+ "number": "19",+ "name": "PF2",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM20_CH3, FMC_A2; additional function ADC12_IN10."+ },+ {+ "number": "20",+ "name": "VSSA",+ "type": "power_in",+ "description": "Ground for the analog supply."+ },+ {+ "number": "21",+ "name": "VREF+",+ "type": "power_in",+ "description": "Positive reference voltage for the ADCs, ranging from 2 V to VDDA."+ },+ {+ "number": "22",+ "name": "VDDA",+ "type": "power_in",+ "description": "Analog power supply, 2.0 V to 3.6 V for ADCs and comparators (2.4 V to 3.6 V for DAC and op-amps)."+ },+ {+ "number": "23",+ "name": "PA0",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM2_CH1/ETR, TSC_G1_IO1, USART2_CTS, COMP1_OUT, TIM8_BKIN/ETR; additional functions ADC1_IN1, COMP1_INM, RTC_TAMP2, WKUP1."+ },+ {+ "number": "24",+ "name": "PA1",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions RTC_REFIN, TIM2_CH2, TSC_G1_IO2, USART2_RTS, TIM15_CH1N; additional functions ADC1_IN2, COMP1_INP, OPAMP1_VINP, OPAMP3_VINP."+ },+ {+ "number": "25",+ "name": "PA2",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O with reduced touch sensing sensitivity; alternate functions TIM2_CH3, TSC_G1_IO3, USART2_TX, COMP2_OUT, TIM15_CH1; additional functions ADC1_IN3, COMP2_INM, OPAMP1_VOUT."+ },+ {+ "number": "26",+ "name": "PA3",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM2_CH4, TSC_G1_IO4, USART2_RX, TIM15_CH2; additional functions ADC1_IN4, OPAMP1_VINM."+ },+ {+ "number": "27",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital ground."+ },+ {+ "number": "28",+ "name": "VDD",+ "type": "power_in",+ "description": "Digital power supply, 2.0 V to 3.6 V."+ },+ {+ "number": "29",+ "name": "PA4",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O with reduced touch sensing sensitivity; alternate functions TIM3_CH2, TSC_G2_IO1, SPI1_NSS, SPI3_NSS/I2S3_WS, USART2_CK; additional functions ADC2_IN1, DAC1_OUT1, COMP1-7_INM, OPAMP4_VINP."+ },+ {+ "number": "30",+ "name": "PA5",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O with reduced touch sensing sensitivity; alternate functions TIM2_CH1/ETR, TSC_G2_IO2, SPI1_SCK; additional functions ADC2_IN2, DAC1_OUT2, COMP1-7_INM, OPAMP1_VINP, OPAMP2_VINM, OPAMP3_VINP."+ },+ {+ "number": "31",+ "name": "PA6",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O with reduced touch sensing sensitivity; alternate functions TIM16_CH1, TIM3_CH1, TSC_G2_IO3, TIM8_BKIN, SPI1_MISO, TIM1_BKIN, COMP1_OUT; additional functions ADC2_IN3, OPAMP2_VOUT."+ },+ {+ "number": "32",+ "name": "PA7",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM17_CH1, TIM3_CH2, TSC_G2_IO4, TIM8_CH1N, SPI1_MOSI, TIM1_CH1N; additional functions ADC2_IN4, COMP2_INP, OPAMP1_VINP, OPAMP2_VINP."+ },+ {+ "number": "33",+ "name": "PC4",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM1_ETR, USART1_TX; additional function ADC2_IN5."+ },+ {+ "number": "34",+ "name": "PC5",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM15_BKIN, TSC_G3_IO1, USART1_RX; additional functions ADC2_IN11, OPAMP1_VINM, OPAMP2_VINM."+ },+ {+ "number": "35",+ "name": "PB0",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM3_CH3, TSC_G3_IO2, TIM8_CH2N, TIM1_CH2N; additional functions ADC3_IN12, COMP4_INP, OPAMP2_VINP, OPAMP3_VINP."+ },+ {+ "number": "36",+ "name": "PB1",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O with reduced touch sensing sensitivity; alternate functions TIM3_CH4, TSC_G3_IO3, TIM8_CH3N, TIM1_CH3N, COMP4_OUT; additional functions ADC3_IN1, OPAMP3_VOUT."+ },+ {+ "number": "37",+ "name": "PB2",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate function TSC_G3_IO4; additional functions ADC2_IN12, COMP4_INM, OPAMP3_VINM."+ },+ {+ "number": "38",+ "name": "PE7",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM1_ETR, FMC_D4; additional function ADC3_IN13."+ },+ {+ "number": "39",+ "name": "PE8",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH1N, FMC_D5; additional functions ADC34_IN6, COMP4_INM."+ },+ {+ "number": "40",+ "name": "PE9",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH1, FMC_D6; additional function ADC3_IN2."+ },+ {+ "number": "41",+ "name": "PE10",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH2N, FMC_D7; additional function ADC3_IN14."+ },+ {+ "number": "42",+ "name": "PE11",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH2, SPI4_NSS, FMC_D8; additional function ADC3_IN15."+ },+ {+ "number": "43",+ "name": "PE12",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH3N, SPI4_SCK, FMC_D9; additional function ADC3_IN16."+ },+ {+ "number": "44",+ "name": "PE13",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH3, SPI4_MISO, FMC_D10; additional function ADC3_IN3."+ },+ {+ "number": "45",+ "name": "PE14",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM1_CH4, SPI4_MOSI, TIM1_BKIN2, FMC_D11; additional function ADC4_IN1."+ },+ {+ "number": "46",+ "name": "PE15",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM1_BKIN, USART3_RX, FMC_D12; additional function ADC4_IN2."+ },+ {+ "number": "47",+ "name": "PB10",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM2_CH3, TSC_SYNC, USART3_TX; additional functions COMP5_INM, OPAMP3_VINM, OPAMP4_VINM."+ },+ {+ "number": "48",+ "name": "PB11",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM2_CH4, TSC_G6_IO1, USART3_RX; additional functions ADC12_IN14, COMP6_INP, OPAMP4_VINP."+ },+ {+ "number": "49",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital ground."+ },+ {+ "number": "50",+ "name": "VDD",+ "type": "power_in",+ "description": "Digital power supply, 2.0 V to 3.6 V."+ },+ {+ "number": "51",+ "name": "PB12",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O with reduced touch sensing sensitivity; alternate functions TSC_G6_IO2, I2C2_SMBAL, SPI2_NSS/I2S2_WS, TIM1_BKIN, USART3_CK; additional functions ADC4_IN3, COMP3_INM, OPAMP4_VOUT."+ },+ {+ "number": "52",+ "name": "PB13",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TSC_G6_IO3, SPI2_SCK/I2S2_CK, TIM1_CH1N, USART3_CTS; additional functions ADC3_IN5, COMP5_INP, OPAMP3_VINP, OPAMP4_VINP."+ },+ {+ "number": "53",+ "name": "PB14",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM15_CH1, TSC_G6_IO4, SPI2_MISO/I2S2ext_SD, TIM1_CH2N, USART3_RTS; additional functions ADC4_IN4, COMP3_INP, OPAMP2_VINP."+ },+ {+ "number": "54",+ "name": "PB15",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions RTC_REFIN, TIM15_CH2, TIM15_CH1N, TIM1_CH3N, SPI2_MOSI/I2S2_SD; additional functions ADC4_IN5, COMP6_INM."+ },+ {+ "number": "55",+ "name": "PD8",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions USART3_TX, FMC_D13; additional functions ADC4_IN12, OPAMP4_VINM."+ },+ {+ "number": "56",+ "name": "PD9",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions USART3_RX, FMC_D14; additional function ADC4_IN13."+ },+ {+ "number": "57",+ "name": "PD10",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions USART3_CK, FMC_D15; additional functions ADC34_IN7, COMP6_INM."+ },+ {+ "number": "58",+ "name": "PD11",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions USART3_CTS, FMC_A16; additional functions ADC34_IN8, OPAMP4_VINP."+ },+ {+ "number": "59",+ "name": "PD12",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM4_CH1, TSC_G8_IO1, USART3_RTS, FMC_A17; additional function ADC34_IN9."+ },+ {+ "number": "60",+ "name": "PD13",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM4_CH2, TSC_G8_IO2, FMC_A18; additional functions ADC34_IN10, COMP5_INM."+ },+ {+ "number": "61",+ "name": "PD14",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM4_CH3, TSC_G8_IO3, FMC_D0; additional functions ADC34_IN11, OPAMP2_VINP."+ },+ {+ "number": "62",+ "name": "PD15",+ "type": "bidirectional",+ "description": "3.3 V-tolerant (TTa) I/O; alternate functions TIM4_CH4, TSC_G8_IO4, SPI2_NSS, FMC_D1; additional function COMP3_INM."+ },+ {+ "number": "63",+ "name": "PC6",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM3_CH1, TIM8_CH1, I2S2_MCK, COMP6_OUT."+ },+ {+ "number": "64",+ "name": "PC7",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM3_CH2, TIM8_CH2, I2S3_MCK, COMP5_OUT."+ },+ {+ "number": "65",+ "name": "PC8",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM3_CH3, TIM8_CH3, COMP3_OUT."+ },+ {+ "number": "66",+ "name": "PC9",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM3_CH4, I2C3_SDA, TIM8_CH4, I2SCKIN, TIM8_BKIN2."+ },+ {+ "number": "67",+ "name": "PA8",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions MCO, I2C3_SCL, I2C2_SMBAL, I2S2_MCK, TIM1_CH1, USART1_CK, COMP3_OUT, TIM4_ETR."+ },+ {+ "number": "68",+ "name": "PA9",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions I2C3_SMBAL, TSC_G4_IO1, I2C2_SCL, I2S3_MCK, TIM1_CH2, USART1_TX, COMP5_OUT, TIM15_BKIN, TIM2_CH3."+ },+ {+ "number": "69",+ "name": "PA10",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM17_BKIN, TSC_G4_IO2, I2C2_SDA, SPI2_MISO/I2S2ext_SD, TIM1_CH3, USART1_RX, COMP6_OUT, TIM2_CH4, TIM8_BKIN."+ },+ {+ "number": "70",+ "name": "PA11",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions SPI2_MOSI/I2S2_SD, TIM1_CH1N, USART1_CTS, COMP1_OUT, CAN_RX, TIM4_CH1, TIM1_CH4, TIM1_BKIN2; additional function USB_DM."+ },+ {+ "number": "71",+ "name": "PA12",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM16_CH1, I2SCKIN, TIM1_CH2N, USART1_RTS, COMP2_OUT, CAN_TX, TIM4_CH2, TIM1_ETR; additional function USB_DP."+ },+ {+ "number": "72",+ "name": "PA13",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions SWDIO-JTMS, TIM16_CH1N, TSC_G4_IO3, IR-OUT, USART3_CTS, TIM4_CH3."+ },+ {+ "number": "73",+ "name": "PF6",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM4_CH4, I2C2_SCL, USART3_RTS, FMC_NIORD."+ },+ {+ "number": "74",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital ground."+ },+ {+ "number": "75",+ "name": "VDD",+ "type": "power_in",+ "description": "Digital power supply, 2.0 V to 3.6 V."+ },+ {+ "number": "76",+ "name": "PA14",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions SWCLK-JTCK, TSC_G4_IO4, I2C1_SDA, TIM8_CH2, TIM1_BKIN, USART2_TX."+ },+ {+ "number": "77",+ "name": "PA15",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions JTDI, TIM2_CH1/ETR, TIM8_CH1, TSC_SYNC, I2C1_SCL, SPI1_NSS, SPI3_NSS/I2S3_WS, USART2_RX, TIM1_BKIN."+ },+ {+ "number": "78",+ "name": "PC10",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM8_CH1N, UART4_TX, SPI3_SCK/I2S3_CK, USART3_TX."+ },+ {+ "number": "79",+ "name": "PC11",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM8_CH2N, UART4_RX, SPI3_MISO/I2S3ext_SD, USART3_RX."+ },+ {+ "number": "80",+ "name": "PC12",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM8_CH3N, UART5_TX, SPI3_MOSI/I2S3_SD, USART3_CK."+ },+ {+ "number": "81",+ "name": "PD0",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions CAN_RX, FMC_D2."+ },+ {+ "number": "82",+ "name": "PD1",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM8_CH4, TIM8_BKIN2, CAN_TX, FMC_D3."+ },+ {+ "number": "83",+ "name": "PD2",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM3_ETR, TIM8_BKIN, UART5_RX."+ },+ {+ "number": "84",+ "name": "PD3",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM2_CH1/ETR, USART2_CTS, FMC_CLK."+ },+ {+ "number": "85",+ "name": "PD4",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM2_CH2, USART2_RTS, FMC_NOE."+ },+ {+ "number": "86",+ "name": "PD5",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions USART2_TX, FMC_NWE."+ },+ {+ "number": "87",+ "name": "PD6",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM2_CH4, USART2_RX, FMC_NWAIT."+ },+ {+ "number": "88",+ "name": "PD7",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM2_CH3, USART2_CK, FMC_NE1/FMC_NCE2."+ },+ {+ "number": "89",+ "name": "PB3",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions JTDO-TRACESWO, TIM2_CH2, TIM4_ETR, TSC_G5_IO1, TIM8_CH1N, SPI1_SCK, SPI3_SCK/I2S3_CK, USART2_TX, TIM3_ETR."+ },+ {+ "number": "90",+ "name": "PB4",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions JTRST, TIM16_CH1, TIM3_CH1, TSC_G5_IO2, TIM8_CH2N, SPI1_MISO, SPI3_MISO/I2S3ext_SD, USART2_RX, TIM17_BKIN."+ },+ {+ "number": "91",+ "name": "PB5",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM16_BKIN, TIM3_CH2, TIM8_CH3N, I2C1_SMBAl, SPI1_MOSI, SPI3_MOSI/I2S3_SD, USART2_CK, I2C3_SDA, TIM17_CH1."+ },+ {+ "number": "92",+ "name": "PB6",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM16_CH1N, TIM4_CH1, TSC_G5_IO3, I2C1_SCL, TIM8_CH1, TIM8_ETR, USART1_TX, TIM8_BKIN2."+ },+ {+ "number": "93",+ "name": "PB7",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM17_CH1N, TIM4_CH2, TSC_G5_IO4, I2C1_SDA, TIM8_BKIN, USART1_RX, TIM3_CH4, FMC_NADV."+ },+ {+ "number": "94",+ "name": "BOOT0",+ "type": "input",+ "description": "Dedicated boot mode selection input."+ },+ {+ "number": "95",+ "name": "PB8",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM16_CH1, TIM4_CH3, TSC_SYNC, I2C1_SCL, USART3_RX, COMP1_OUT, CAN_RX, TIM8_CH2, TIM1_BKIN."+ },+ {+ "number": "96",+ "name": "PB9",+ "type": "bidirectional",+ "description": "5 V-tolerant I/O (FTf, I2C FM+ option); alternate functions TIM17_CH1, TIM4_CH4, I2C1_SDA, IR-OUT, USART3_TX, COMP2_OUT, CAN_TX, TIM8_CH3."+ },+ {+ "number": "97",+ "name": "PE0",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM4_ETR, TIM16_CH1, TIM20_ETR, USART1_TX, FMC_NBL0."+ },+ {+ "number": "98",+ "name": "PE1",+ "type": "bidirectional",+ "description": "5 V-tolerant (FT) I/O; alternate functions TIM17_CH1, TIM20_CH4, USART1_RX, FMC_NBL1."+ },+ {+ "number": "99",+ "name": "VSS",+ "type": "power_in",+ "description": "Digital ground."+ },+ {+ "number": "100",+ "name": "VDD",+ "type": "power_in",+ "description": "Digital power supply, 2.0 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-4-5-20251001",+ "primary_mode": "text",+ "consensus_model": "claude-sonnet-5-5",+ "consensus": "agreed",+ "guards": "pin_guards 0.1: passed",+ "guard_notes": [+ "extractor flagged: VREF- pin designation: Table 13 shows VREF+ on pin 21 but does not clearly designate a separate VREF"+ ],+ "pages_sent": 70,+ "cost_usd": 0.5726,+ "at": "2026-10-01T09:01:39"+ },+ "datasheet": {+ "url": "https://jlcpcb.com/api/file/downloadByFileSystemAccessId/8588941986279251968",+ "pages": 173,+ "sha256": "5009ea08fac5eb65",+ "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"+ }+ },+ "visibility": "public",+ "org": "adom",+ "author": {+ "name": "Ray",+ "email": "[email protected]"+ }+}