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.
main
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{
"schema_version": 1,
"type": "component",
"slug": "stm32f303vet6tr",
"title": "STM32F303VET6TR",
"brief": "STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-100(14x14). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.",
"version": "0.1.0",
"license": "CC-BY-SA-4.0",
"tags": [
"component",
"embedded processors & controllers",
"stm32f303vet6tr",
"factory-2.0.0",
"extractor-text"
],
"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"
}
},
"metadata": {
"specs": {
"Manufacturer": "STMicroelectronics",
"Package": "LQFP-100(14x14)",
"Category": "Embedded Processors & Controllers",
"Pins": "100"
}
},
"variants": [],
"sections": [
"hero",
"viewers",
"readme",
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],
"discovery_triggers": [
"stm32f303vet6tr"
],
"discovery_pitch": "STM32F303VET6TR (STMicroelectronics) component page: datasheet pinout, KiCad symbol, footprint and 3D.",
"author": {
"name": "Ray",
"email": "[email protected]"
},
"dependencies": {},
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}