component
STM32L4R5VIT6
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.
3D Model
Open in new tab ↗
Loads when you scroll to it. Unloads after 5 minutes in the background.
Symbol & Footprint
Schematic Symbol
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
PCB Footprint
Open full view ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
Datasheet
Open in new tab ↗Loads when you scroll to it. Unloads after 5 minutes in the background.
README
markdownSTM32L4R5VIT6
STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-100(14x14)
STM32L4R5VIT6 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) with LCD function supplied by VLCD; alternate functions include TRACECK, TIM3_ETR, SAI1_CK1 and FMC_A23. |
| 2 | PE3 | bidirectional | 5 V-tolerant I/O (FT) with LCD function supplied by VLCD; alternate functions include TRACED0, TIM3_CH1, OCTOSPIM_P1_DQS and FMC_A19. |
| 3 | PE4 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TRACED1, TIM3_CH2, DFSDM1_DATIN3, DCMI_D4 and FMC_A20. |
| 4 | PE5 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TRACED2, TIM3_CH3, SAI1_CK2, DCMI_D6 and FMC_A21. |
| 5 | PE6 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TRACED3, TIM3_CH4, SAI1_D1, DCMI_D7 and FMC_A22, with RTC_TAMP3/WKUP3 as additional functions. |
| 6 | VBAT | power_in | Backup supply from 1.55 V to 3.6 V for the RTC, the 32 kHz oscillator and the backup registers when VDD is not present. |
| 7 | PC13 | bidirectional | 5 V-tolerant GPIO (FT) supplied through the power switch, which sinks only 3 mA, so output speed must not exceed 2 MHz at 30 pF maximum load and the pin must not be used as a current source such as an LED driver. |
| 8 | PC14-OSC32_IN | bidirectional | 5 V-tolerant GPIO (FT) supplied through the power switch with the same 3 mA, 2 MHz and 30 pF limits as PC13, also serving as the 32 kHz LSE oscillator input OSC32_IN. |
| 9 | PC15-OSC32_OUT | bidirectional | 5 V-tolerant GPIO (FT) supplied through the power switch with the same 3 mA, 2 MHz and 30 pF limits as PC13, also serving as the 32 kHz LSE oscillator output OSC32_OUT. |
| 10 | VSS | power_in | Ground pin; all main power and ground pins must always be connected to the external supply within the permitted range. |
| 11 | VDD | power_in | Main power supply from 1.71 V to 3.6 V for the I/Os, the internal regulator and the system analog blocks. |
| 12 | PH0-OSC_IN | bidirectional | 5 V-tolerant I/O (FT) that serves as the crystal oscillator input OSC_IN for the 4 to 48 MHz crystal oscillator. |
| 13 | PH1-OSC_OUT | bidirectional | 5 V-tolerant I/O (FT) that serves as the crystal 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) that is Fm+ capable, with LCD function supplied by VLCD and analog switch function supplied by VDDA; ADC1_IN1 is an additional function. |
| 16 | PC1 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable, with LCD function supplied by VLCD and analog switch function supplied by VDDA; ADC1_IN2 is an additional function. |
| 17 | PC2 | bidirectional | 5 V-tolerant I/O (FT) with LCD function supplied by VLCD and analog switch function supplied by VDDA; ADC1_IN3 is an additional function. |
| 18 | PC3 | bidirectional | 5 V-tolerant I/O (FT) with analog switch function supplied by VDDA; ADC1_IN4 is an additional function. |
| 19 | VSSA | power_in | Analog ground for the ADC, DAC, comparators, operational amplifiers and voltage reference buffer. |
| 20 | VREF- | power_in | Negative reference voltage for the ADCs and DACs; it must always be equal to VSSA. |
| 21 | VREF+ | power_in | Positive reference input for the ADCs and DACs that must equal VDDA when VDDA is below 2 V and lie between 2 V and VDDA when VDDA is 2 V or above; it is also the internal voltage reference buffer output (VREFBUF_OUT) when enabled. |
| 22 | VDDA | power_in | Analog supply from 1.62 V (ADC/COMP), 1.8 V (DAC/OPAMP) or 2.4 V (VREFBUF) up to 3.6 V, independent of VDD and preferably connected to VDD when analog peripherals are unused. |
| 23 | PA0 | bidirectional | 5 V-tolerant I/O (FT) with analog switch function supplied by VDDA; OPAMP1_VINP and ADC1_IN5 are additional functions. |
| 24 | PA1 | bidirectional | 5 V-tolerant I/O (FT) with LCD function supplied by VLCD and analog switch function supplied by VDDA; OPAMP1_VINM and ADC1_IN6 are additional functions. |
| 25 | PA2 | bidirectional | 5 V-tolerant I/O (FT) with LCD function supplied by VLCD and analog switch function supplied by VDDA; ADC1_IN7 and WKUP4/LSCO are additional functions. |
| 26 | PA3 | bidirectional | 3.6 V-tolerant I/O (TT) with analog switch function supplied by VDDA; OPAMP1_VOUT and ADC1_IN8 are additional functions. |
| 27 | VSS | power_in | Ground pin; all main power and ground pins must always be connected to the external supply within the permitted range. |
| 28 | VDD | power_in | Main power supply from 1.71 V to 3.6 V for the I/Os, the internal regulator and the system analog blocks. |
| 29 | PA4 | bidirectional | 3.6 V-tolerant I/O (TT) with analog switch function supplied by VDDA; ADC1_IN9 and DAC1_OUT1 are additional functions. |
| 30 | PA5 | bidirectional | 3.6 V-tolerant I/O (TT) with analog switch function supplied by VDDA; ADC1_IN10 and DAC1_OUT2 are additional functions. |
| 31 | PA6 | bidirectional | 5 V-tolerant I/O (FT) with analog switch function supplied by VDDA; OPAMP2_VINP and ADC1_IN11 are additional functions. |
| 32 | PA7 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable, with LCD function supplied by VLCD and analog switch function supplied by VDDA; OPAMP2_VINM and ADC1_IN12 are additional functions. |
| 33 | PC4 | bidirectional | 5 V-tolerant I/O (FT) with analog switch function supplied by VDDA; COMP1_INM and ADC1_IN13 are additional functions. |
| 34 | PC5 | bidirectional | 5 V-tolerant I/O (FT) with analog switch function supplied by VDDA; COMP1_INP, ADC1_IN14 and WKUP5 are additional functions. |
| 35 | PB0 | bidirectional | 3.6 V-tolerant I/O (TT) with LCD function supplied by VLCD and analog switch function supplied by VDDA; OPAMP2_VOUT and ADC1_IN15 are additional functions. |
| 36 | PB1 | bidirectional | 5 V-tolerant I/O (FT) with analog switch function supplied by VDDA; COMP1_INM and ADC1_IN16 are additional functions. |
| 37 | PB2 | bidirectional | 5 V-tolerant I/O (FT) with analog switch function supplied by VDDA; COMP1_INP is an additional function. |
| 38 | PE7 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM1_ETR, DFSDM1_DATIN2, LCD_B6, FMC_D4 and SAI1_SD_B. |
| 39 | PE8 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM1_CH1N, DFSDM1_CKIN2, LCD_B7, FMC_D5 and SAI1_SCK_B. |
| 40 | PE9 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM1_CH1, DFSDM1_CKOUT, LCD_G2, FMC_D6 and SAI1_FS_B. |
| 41 | PE10 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM1_CH2N, DFSDM1_DATIN4, TSC_G5_IO1, OCTOSPIM_P1_CLK and FMC_D7. |
| 42 | PE11 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM1_CH2, DFSDM1_CKIN4, TSC_G5_IO2, OCTOSPIM_P1_NCS and FMC_D8. |
| 43 | PE12 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM1_CH3N, SPI1_NSS, DFSDM1_DATIN5, TSC_G5_IO3 and FMC_D9. |
| 44 | PE13 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM1_CH3, SPI1_SCK, DFSDM1_CKIN5, TSC_G5_IO4 and FMC_D10. |
| 45 | PE14 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM1_CH4, TIM1_BKIN2, SPI1_MISO, OCTOSPIM_P1_IO2 and FMC_D11. |
| 46 | PE15 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM1_BKIN, SPI1_MOSI, OCTOSPIM_P1_IO3, LCD_R2 and FMC_D12. |
| 47 | PB10 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable, with LCD function supplied by VLCD; alternate functions include TIM2_CH3, I2C4_SCL, I2C2_SCL, SPI2_SCK and USART3_TX. |
| 48 | PB11 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable, with LCD function supplied by VLCD; alternate functions include TIM2_CH4, I2C4_SDA, I2C2_SDA and USART3_RX, with COMP2_OUT as an additional function. |
| 49 | VSS | power_in | Ground pin; all main power and ground pins must always be connected to the external supply within the permitted range. |
| 50 | VDD | power_in | Main power supply from 1.71 V to 3.6 V for the I/Os, the internal regulator and the system analog blocks. |
| 51 | PB12 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM1_BKIN, I2C2_SMBA, SPI2_NSS, DFSDM1_DATIN1 and USART3_CK. |
| 52 | PB13 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable, with LCD function supplied by VLCD; alternate functions include TIM1_CH1N, I2C2_SCL, SPI2_SCK and USART3_CTS_NSS. |
| 53 | PB14 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable, with LCD function supplied by VLCD; alternate functions include TIM1_CH2N, I2C2_SDA, SPI2_MISO and USART3_RTS_DE. |
| 54 | PB15 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM1_CH3N, SPI2_MOSI, TSC_G1_IO4 and SAI2_SD_A, with RTC_REFIN as an additional function. |
| 55 | PD8 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include USART3_TX, DCMI_HSYNC, LCD_R3 and FMC_D13. |
| 56 | PD9 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include USART3_RX, DCMI_PIXCLK, LCD_R4, FMC_D14 and SAI2_MCLK_A. |
| 57 | PD10 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include USART3_CK, TSC_G6_IO1, LCD_R5, FMC_D15 and SAI2_SCK_A. |
| 58 | PD11 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include I2C4_SMBA, USART3_CTS_NSS, TSC_G6_IO2, LCD_R6 and FMC_A16. |
| 59 | PD12 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable, with LCD function supplied by VLCD; alternate functions include TIM4_CH1, I2C4_SCL, USART3_RTS_DE and FMC_A17. |
| 60 | PD13 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable, with LCD function supplied by VLCD; alternate functions include TIM4_CH2, I2C4_SDA, TSC_G6_IO4 and FMC_A18. |
| 61 | PD14 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM4_CH3, LCD_B2 and FMC_D0. |
| 62 | PD15 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM4_CH4, LCD_B3 and FMC_D1. |
| 63 | PC6 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM3_CH1, TIM8_CH1, DFSDM1_CKIN3, SDMMC1_D0DIR and DCMI_D0. |
| 64 | PC7 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM3_CH2, TIM8_CH2, DFSDM1_DATIN3, SDMMC1_D123DIR and DCMI_D1. |
| 65 | PC8 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM3_CH3, TIM8_CH3, TSC_G4_IO3, DCMI_D2 and SDMMC1_D0. |
| 66 | PC9 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable, with LCD function supplied by VLCD; alternate functions include TRACED0, TIM8_BKIN2, TIM3_CH4, TIM8_CH4 and DCMI_D3. |
| 67 | PA8 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable; alternate functions include MCO, TIM1_CH1, SAI1_CK2, USART1_CK and OTG_FS_SOF. |
| 68 | PA9 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable, with LCD function supplied by VLCD and USB function supplied by VDDUSB; alternate functions include TIM1_CH2, SPI2_SCK, DCMI_D0 and USART1_TX, with OTG_FS_VBUS as an additional function. |
| 69 | PA10 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable, with LCD function supplied by VLCD and USB function supplied by VDDUSB; alternate functions include TIM1_CH3, SAI1_D1, DCMI_D1 and USART1_RX, with OTG_FS_ID as an additional function. |
| 70 | PA11 | bidirectional | 5 V-tolerant I/O (FT) with USB function supplied by VDDUSB; alternate functions include TIM1_CH4, TIM1_BKIN2, SPI1_MISO, USART1_CTS_NSS, CAN1_RX and OTG_FS_DM. |
| 71 | PA12 | bidirectional | 5 V-tolerant I/O (FT) with USB function supplied by VDDUSB; alternate functions include TIM1_ETR, SPI1_MOSI, USART1_RTS_DE, CAN1_TX and OTG_FS_DP. |
| 72 | PA13 (JTMS/SWDIO) | bidirectional | 5 V-tolerant I/O (FT) that after reset is the JTMS/SWDIO debug function, with the internal pull-up activated. |
| 73 | VDDUSB | power_in | USB transceiver supply from 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; all main power and ground pins must always be connected to the external supply within the permitted range. |
| 75 | VDD | power_in | Main power supply from 1.71 V to 3.6 V for the I/Os, the internal regulator and the system analog blocks. |
| 76 | PA14 (JTCK/SWCLK) | bidirectional | 5 V-tolerant I/O (FT) that after reset is the JTCK/SWCLK debug function, with the internal pull-down activated. |
| 77 | PA15 (JTDI) | bidirectional | 5 V-tolerant I/O (FT) that after reset is the JTDI debug function, with the internal pull-up activated. |
| 78 | PC10 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TRACED1, SPI3_SCK, USART3_TX, UART4_TX and DCMI_D8. |
| 79 | PC11 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include DCMI_D2, OCTOSPIM_P1_NCS, SPI3_MISO, USART3_RX and UART4_RX. |
| 80 | PC12 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TRACED3, SPI3_MOSI, USART3_CK, UART5_TX and DCMI_D9. |
| 81 | PD0 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include SPI2_NSS, DFSDM1_DATIN7, CAN1_RX, LCD_B4 and FMC_D2. |
| 82 | PD1 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include SPI2_SCK, DFSDM1_CKIN7, CAN1_TX, LCD_B5 and FMC_D3. |
| 83 | PD2 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TRACED2, TIM3_ETR, USART3_RTS_DE, UART5_RX, DCMI_D11 and SDMMC1_CMD. |
| 84 | PD3 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include SPI2_SCK, DCMI_D5, SPI2_MISO, USART2_CTS_NSS, OCTOSPIM_P2_NCS and FMC_CLK. |
| 85 | PD4 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include SPI2_MOSI, DFSDM1_CKIN0, USART2_RTS_DE, OCTOSPIM_P1_IO4 and FMC_NOE. |
| 86 | PD5 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include USART2_TX, OCTOSPIM_P1_IO5 and FMC_NWE. |
| 87 | PD6 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include SAI1_D1, DCMI_D10, SPI3_MOSI, DFSDM1_DATIN1, USART2_RX, LCD_DE and FMC_NWAIT. |
| 88 | PD7 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include DFSDM1_CKIN1, USART2_CK, OCTOSPIM_P1_IO7 and FMC_NCE/FMC_NE1. |
| 89 | PB3 (JTDO/TRACESWO) | bidirectional | 5 V-tolerant I/O (FT) with LCD function supplied by VLCD and analog switch function supplied by VDDA; after reset it is the JTDO/TRACESWO debug function, with COMP2_INM as an additional function. |
| 90 | PB4 (NJTRST) | bidirectional | 5 V-tolerant I/O (FT) with analog switch function supplied by VDDA; after reset it is the NJTRST debug function with the internal pull-up activated, with COMP2_INP as an additional function. |
| 91 | PB5 | bidirectional | 5 V-tolerant I/O (FT) with LCD function supplied by VLCD and analog switch function supplied by VDDA; alternate functions include LPTIM1_IN1, TIM3_CH2, I2C1_SMBA, SPI1_MOSI and USART1_CK. |
| 92 | PB6 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable, with analog switch function supplied by VDDA; alternate functions include LPTIM1_ETR, TIM4_CH1, I2C1_SCL and USART1_TX, with COMP2_INP as an additional function. |
| 93 | PB7 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable, with LCD function supplied by VLCD and analog switch function supplied by VDDA; alternate functions include LPTIM1_IN2, TIM4_CH2, I2C1_SDA and USART1_RX, with COMP2_INM and PVD_IN as additional functions. |
| 94 | PH3-BOOT0 | bidirectional | Dedicated BOOT0 boot-selection pin whose input voltage may range from VSS to 9.0 V, also usable as a 5 V-tolerant I/O (FT) with EVENTOUT. |
| 95 | PB8 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable, with LCD function supplied by VLCD; alternate functions include TIM4_CH3, SAI1_CK1, I2C1_SCL, DFSDM1_CKOUT and CAN1_RX. |
| 96 | PB9 | bidirectional | 5 V-tolerant I/O (FT) that is Fm+ capable, with LCD function supplied by VLCD; alternate functions include IR_OUT, TIM4_CH4, SAI1_D2, I2C1_SDA, SPI2_NSS and CAN1_TX. |
| 97 | PE0 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include TIM4_ETR, DCMI_D2, LCD_HSYNC, FMC_NBL0 and TIM16_CH1. |
| 98 | PE1 | bidirectional | 5 V-tolerant I/O (FT); alternate functions include DCMI_D3, LCD_VSYNC, FMC_NBL1 and TIM17_CH1. |
| 99 | VSS | power_in | Ground pin; all main power and ground pins must always be connected to the external supply within the permitted range. |
| 100 | VDD | power_in | Main power supply from 1.71 V to 3.6 V for the I/Os, the internal regulator and the system analog blocks. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | LQFP-100(14x14) |
| Category | Embedded Processors & Controllers |
| Pins | 100 |
CAD (KiCad official)
- Symbol:
STM32L4R5VIT6 - Footprint:
Package_QFP:LQFP-100_14x14mm_P0.5mm - 3D model: LQFP-100(14x14) (KiCad packages3D, STEP)
- 3D model files:
stm32l4r5vit6-etched.step/stm32l4r5vit6-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);stm32l4r5vit6.step/stm32l4r5vit6.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (307 pp, sha256
049cc34598b1e11a, retrieved 2026-10-12, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-5-5(text), consensusclaude-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).