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Ray Initial commit: component/stm32f302r8t6 98fd6c9 1d ago

STM32F302R8T6

STMicroelectronics · ST Microelectronics · LQFP-64(10x10)

STM32F302R8T6 from STMicroelectronics, in a LQFP-64(10x10). 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 VBAT power_in Backup power supply for the RTC and backup registers (VBAT supply for RTC and backup registers).
2 PC13 bidirectional Standard 3.3 V I/O (TC) also used for TAMPER1/WKUP2 and RTC functions; it is fed through a power switch that sinks only 3 mA, so output speed is limited to 2 MHz at 30 pF and it must not be used as a current source such as an LED drive.
3 PC14 bidirectional Standard 3.3 V I/O (TC) also used as OSC32_IN; it is supplied through the same 3 mA power switch, so output speed is limited to 2 MHz at 30 pF and it must not source current.
4 PC15 bidirectional Standard 3.3 V I/O (TC) also used as OSC32_OUT; it is supplied through the same 3 mA power switch, so output speed is limited to 2 MHz at 30 pF and it must not source current.
5 PF0 input 5 V-tolerant FTf input (I2C FM+ option) that is the OSC_IN oscillator input, also usable as I2C2_SDA, SPI2_NSS/I2S2_WS or TIM1_CH3N.
6 PF1 output 5 V-tolerant FTf output that is the OSC_OUT oscillator output, also usable as I2C2_SCL or SPI2_SCK/I2S2_CK.
7 NRST bidirectional Bi-directional active-low device reset input / internal reset output with embedded weak pull-up resistor.
8 PC0 bidirectional 3.3 V tolerant TTa I/O also usable as fast ADC input ADC1_IN6, with EVENTOUT and TIM1_CH1 alternate functions.
9 PC1 bidirectional 3.3 V tolerant TTa I/O also usable as ADC1_IN7, with EVENTOUT and TIM1_CH2 alternate functions.
10 PC2 bidirectional 3.3 V tolerant TTa I/O also usable as ADC1_IN8, with EVENTOUT and TIM1_CH3 alternate functions.
11 PC3 bidirectional 3.3 V tolerant TTa I/O also usable as ADC1_IN9, with EVENTOUT, TIM1_CH4 and TIM1_BKIN2 alternate functions.
12 VSSA/VREF- power_in Analog ground and negative reference voltage.
13 VDDA/VREF+ power_in Analog power supply (2.0 to 3.6 V range) and positive reference voltage.
14 PA0 bidirectional 3.3 V tolerant TTa I/O that is a fast ADC channel (ADC1_IN1), also usable as WKUP1/TAMPER2 and TIM2_CH1/TIM2_ETR.
15 PA1 bidirectional 3.3 V tolerant TTa I/O that is a fast ADC channel (ADC1_IN2), also usable as RTC_REFIN and TIM2_CH2.
16 PA2 bidirectional 3.3 V tolerant TTa I/O that is a fast ADC channel (ADC1_IN3), also usable as COMP2_INM and TIM2_CH3.
17 PA3 bidirectional 3.3 V tolerant TTa I/O that is a fast ADC channel (ADC1_IN4), also usable as TIM2_CH4 and USART2_RX.
18 VSS_4 power_in Digital ground.
19 VDD_4 power_in Digital power supply (2.0 to 3.6 V).
20 PA4 bidirectional 3.3 V tolerant TTa I/O with reduced touch sensing sensitivity (recommended as sampling capacitor I/O), also usable as ADC1_IN5 and DAC1_OUT1.
21 PA5 bidirectional 3.3 V tolerant TTa I/O, also usable as OPAMP2_VINM and TIM2_CH1/TIM2_ETR.
22 PA6 bidirectional 3.3 V tolerant TTa I/O with reduced touch sensing sensitivity (recommended as sampling capacitor I/O), also usable as ADC1_IN10 and OPAMP2_VOUT.
23 PA7 bidirectional 3.3 V tolerant TTa I/O, also usable as ADC1_IN15, COMP2_INP and OPAMP2_VINP.
24 PC4 bidirectional 3.3 V tolerant TT I/O, also usable as TIM1_ETR and USART1_TX.
25 PC5 bidirectional 3.3 V tolerant TTa I/O, also usable as TSC_G3_IO1, USART1_RX and OPAMP2_VINM.
26 PB0 bidirectional 3.3 V tolerant TTa I/O, also usable as ADC1_IN11, COMP4_INP and OPAMP2_VINP.
27 PB1 bidirectional 3.3 V tolerant TTa I/O, also usable as ADC1_IN12, COMP4_OUT and TIM1_CH3N.
28 PB2 bidirectional 3.3 V tolerant TTa I/O, also usable as TSC_G3_IO4 and COMP4_INM.
29 PB10 bidirectional 3.3 V tolerant TT I/O, also usable as TIM2_CH3, TSC_SYNC and USART3_TX.
30 PB11 bidirectional 3.3 V tolerant TTa I/O, also usable as ADC1_IN14, COMP6_INP and USART3_RX.
31 VSS_2 power_in Digital ground.
32 VDD_2 power_in Digital power supply (2.0 to 3.6 V).
33 PB12 bidirectional 3.3 V tolerant TT I/O, also usable as TSC_G6_IO2, SPI2_NSS/I2S2_WS, TIM1_BKIN and USART3_CK.
34 PB13 bidirectional 3.3 V tolerant TTa I/O, also usable as ADC1_IN13, SPI2_SCK/I2S2_CK, TIM1_CH1N and USART3_CTS.
35 PB14 bidirectional 3.3 V tolerant TTa I/O, also usable as OPAMP2_VINP, TIM15_CH1, SPI2_MISO/I2S2ext_SD and USART3_RTS_DE.
36 PB15 bidirectional 3.3 V tolerant TTa I/O, also usable as COMP6_INM, RTC_REFIN, TIM15_CH2 and SPI2_MOSI/I2S2_SD.
37 PC6 bidirectional 5 V-tolerant FT I/O, also usable as I2S2_MCK and COMP6_OUT.
38 PC7 bidirectional 5 V-tolerant FT I/O, also usable as I2S3_MCK.
39 PC8 bidirectional 5 V-tolerant FT I/O, with EVENTOUT alternate function.
40 PC9 bidirectional 5 V-tolerant FTf I/O with I2C FM+ option, also usable as I2C3_SDA and I2SCKIN.
41 PA8 bidirectional 5 V-tolerant FT I/O, also usable as MCO, I2C3_SCL, TIM1_CH1 and USART1_CK.
42 PA9 bidirectional 5 V-tolerant FTf I/O with I2C FM+ option, also usable as TSC_G4_IO1, I2C2_SCL, TIM1_CH2 and USART1_TX.
43 PA10 bidirectional 5 V-tolerant FTf I/O with I2C FM+ option, also usable as TSC_G4_IO2, I2C2_SDA, TIM1_CH3 and USART1_RX.
44 PA11 bidirectional 5 V-tolerant FT I/O, also usable as USB_DM, CAN_RX, TIM1_CH4 and USART1_CTS.
45 PA12 bidirectional 5 V-tolerant FT I/O, also usable as USB_DP, CAN_TX, TIM1_ETR and USART1_RTS_DE.
46 PA13 bidirectional 5 V-tolerant FT I/O, also usable as SWDIO, IR-OUT, TSC_G4_IO3 and USART3_CTS.
47 VSS_3 power_in Digital ground.
48 VDD_3 power_in Digital power supply (2.0 to 3.6 V).
49 PA14 bidirectional 5 V-tolerant FTf I/O with I2C FM+ option, also usable as SWCLK/JTCK, TSC_G4_IO4, I2C1_SDA and USART2_TX.
50 PA15 bidirectional 5 V-tolerant FTf I/O with I2C FM+ option, also usable as JTDI, TIM2_CH1/TIM2_ETR, I2C1_SCL, SPI3_NSS/I2S3_WS and USART2_RX.
51 PC10 bidirectional 5 V-tolerant FT I/O, also usable as SPI3_SCK/I2S3_CK and USART3_TX.
52 PC11 bidirectional 5 V-tolerant FT I/O, also usable as SPI3_MISO/I2S3ext_SD and USART3_RX.
53 PC12 bidirectional 5 V-tolerant FT I/O, also usable as SPI3_MOSI/I2S3_SD and USART3_CK.
54 PD2 bidirectional 5 V-tolerant FT I/O with EVENTOUT alternate function.
55 PB3 bidirectional 5 V-tolerant FT I/O, also usable as JTDO/TRACESWO, TIM2_CH2, TSC_G5_IO1, SPI3_SCK/I2S3_CK and USART2_TX.
56 PB4 bidirectional 5 V-tolerant FT I/O, also usable as JTRST, TIM16_CH1, TSC_G5_IO2, SPI3_MISO/I2S3ext_SD and USART2_RX.
57 PB5 bidirectional 5 V-tolerant FT I/O, also usable as TIM16_BKIN, I2C1_SMBAL, SPI3_MOSI/I2S3_SD, USART2_CK, I2C3_SDA and TIM17_CH1.
58 PB6 bidirectional 5 V-tolerant FTf I/O with I2C FM+ option, also usable as TIM16_CH1N, TSC_G5_IO3, I2C1_SCL and USART1_TX.
59 PB7 bidirectional 5 V-tolerant FTf I/O with I2C FM+ option, also usable as TIM17_CH1N, TSC_G5_IO4, I2C1_SDA and USART1_RX.
60 BOOT0 input Dedicated BOOT0 pin used for boot memory selection.
61 PB8 bidirectional 5 V-tolerant FTf I/O with I2C FM+ option, also usable as TIM16_CH1, TSC_SYNC, I2C1_SCL, USART3_RX, CAN_RX and TIM1_BKIN.
62 PB9 bidirectional 5 V-tolerant FTf I/O with I2C FM+ option, also usable as TIM17_CH1, I2C1_SDA, IR-OUT, USART3_TX, COMP2_OUT and CAN_TX.
63 VSS_1 power_in Digital ground.
64 VDD_1 power_in Digital power supply (2.0 to 3.6 V).

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package LQFP-64(10x10)
Category Embedded Processors & Controllers
Pins 64

CAD (KiCad official)

  • Symbol: STM32F302R8T6
  • Footprint: Package_QFP:LQFP-64_10x10mm_P0.5mm
  • 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)
  • 3D model files: stm32f302r8t6-etched.step / stm32f302r8t6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm32f302r8t6.step / stm32f302r8t6.glb are the bare package body.

Provenance

Data extracted from the manufacturer datasheet, not a distributor listing:

  • Datasheet: STMicroelectronics datasheet (139 pp, sha256 986504aab4360b46, 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