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STM32F302RET6TR
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout checked against ST's open pin data, KiCad symbol/footprint/3D.
3D Model
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Symbol & Footprint
Schematic Symbol
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PCB Footprint
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Datasheet
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README
markdownSTM32F302RET6TR
STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-64(10x10)
STM32F302RET6TR 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-domain supply pin (VBAT) for the RTC and backup registers. |
| 2 | PC13 | bidirectional | Standard 3.3 V I/O (WKUP2, RTC_TAMP1, RTC_TS, RTC_OUT, TIM1_CH1N, EVENTOUT) supplied through the power switch, which sinks only 3 mA, so output speed must not exceed 2 MHz at 30 pF and it must not source current such as LED drive. |
| 3 | PC14 | bidirectional | Standard 3.3 V I/O shared with OSC32_IN and supplied through the power switch (3 mA limit), so output speed must not exceed 2 MHz at 30 pF and it must not be used as a current source. |
| 4 | PC15 | bidirectional | Standard 3.3 V I/O shared with OSC32_OUT and supplied through the power switch (3 mA limit), so output speed must not exceed 2 MHz at 30 pF and it must not be used as a current source. |
| 5 | PF0-OSC_IN | input | 5 V tolerant FTf pin (I2C FM+ option) that serves as the OSC_IN oscillator input, with alternate functions I2C2_SDA, SPI2_NSS/I2S2_WS and TIM1_CH3N. |
| 6 | PF1-OSC_OUT | output | 5 V tolerant FTf pin (I2C FM+ option) that serves as the OSC_OUT oscillator output, with alternate functions I2C2_SCL and SPI2_SCK/I2S2_CK. |
| 7 | NRST | bidirectional | Bi-directional device reset pin with embedded weak pull-up; it is the reset input and internal reset output, active low. |
| 8 | PC0 | bidirectional | 3.3 V tolerant TTa I/O with ADC12_IN6 analog input, plus alternate functions EVENTOUT and TIM1_CH1. |
| 9 | PC1 | bidirectional | 3.3 V tolerant TTa I/O with ADC12_IN7 analog input, plus alternate functions EVENTOUT and TIM1_CH2. |
| 10 | PC2 | bidirectional | 3.3 V tolerant TTa I/O with ADC12_IN8 analog input, plus alternate functions EVENTOUT and TIM1_CH3. |
| 11 | PC3 | bidirectional | 3.3 V tolerant TTa I/O with ADC12_IN9 analog input, plus alternate functions EVENTOUT, TIM1_CH4 and TIM1_BKIN2. |
| 12 | VSSA | power_in | Analog ground pin (VSSA) for the analog peripherals. |
| 13 | VDDA | power_in | Analog supply pin (VDDA) for the analog peripherals, specified from 2.0 V to 3.6 V; on this 64-pin package VREF+ is internally connected to VDDA. |
| 14 | PA0 | bidirectional | 3.3 V tolerant TTa I/O with alternate functions TIM2_CH1/TIM2_ETR, TSC_G1_IO1, USART2_CTS, COMP1_OUT and EVENTOUT, and additional functions ADC1_IN1, COMP1_INM, RTC_TAMP2 and WKUP1. |
| 15 | PA1 | bidirectional | 3.3 V tolerant TTa I/O with alternate functions RTC_REFIN, TIM2_CH2, TSC_G1_IO2, USART2_RTS, TIM15_CH1N and EVENTOUT, and additional functions ADC1_IN2, COMP1_INP and OPAMP1_VINP. |
| 16 | PA2 | bidirectional | 3.3 V tolerant TTa I/O with reduced touch sensing sensitivity (recommended as sampling capacitor I/O), alternate functions TIM2_CH3, TSC_G1_IO3, USART2_TX, COMP2_OUT, TIM15_CH1 and EVENTOUT, and additional functions ADC1_IN3, COMP2_INM and OPAMP1_VOUT. |
| 17 | PA3 | bidirectional | 3.3 V tolerant TTa I/O with alternate functions TIM2_CH4, TSC_G1_IO4, USART2_RX, TIM15_CH2 and EVENTOUT, and additional functions ADC1_IN4, OPAMP1_VINM and OPAMP1_VINP. |
| 18 | VSS | power_in | Digital ground pin (VSS) of the device. |
| 19 | VDD | power_in | Digital supply pin (VDD), specified from 2.0 V to 3.6 V. |
| 20 | 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 and EVENTOUT, and additional functions ADC2_IN1, DAC1_OUT1 and several COMP inverting inputs. |
| 21 | PA5 | bidirectional | 3.3 V tolerant TTa I/O with reduced touch sensing sensitivity, alternate functions TIM2_CH1/TIM2_ETR, TSC_G2_IO2, SPI1_SCK and EVENTOUT, and additional functions ADC2_IN2, COMP inverting inputs, OPAMP1_VINP and OPAMP2_VINM. |
| 22 | PA6 | bidirectional | 3.3 V tolerant TTa I/O with reduced touch sensing sensitivity, alternate functions TIM16_CH1, TIM3_CH1, TSC_G2_IO3, SPI1_MISO, TIM1_BKIN, COMP1_OUT and EVENTOUT, and additional functions ADC2_IN3 and OPAMP2_VOUT. |
| 23 | PA7 | bidirectional | 3.3 V tolerant TTa I/O with alternate functions TIM17_CH1, TIM3_CH2, TSC_G2_IO4, SPI1_MOSI, TIM1_CH1N and EVENTOUT, and additional functions ADC2_IN4, COMP2_INP, OPAMP1_VINP and OPAMP2_VINP. |
| 24 | PC4 | bidirectional | 3.3 V tolerant TTa I/O with alternate functions EVENTOUT, TIM1_ETR and USART1_TX, and additional function ADC2_IN5. |
| 25 | PC5 | bidirectional | 3.3 V tolerant TTa I/O with alternate functions EVENTOUT, TIM15_BKIN, TSC_G3_IO1 and USART1_RX, and additional functions ADC2_IN11, OPAMP1_VINM and OPAMP2_VINM. |
| 26 | PB0 | bidirectional | 3.3 V tolerant TTa I/O with alternate functions TIM3_CH3, TSC_G3_IO2, TIM1_CH2N and EVENTOUT, and additional functions COMP4_INP and OPAMP2_VINP. |
| 27 | PB1 | bidirectional | 3.3 V tolerant TTa I/O with reduced touch sensing sensitivity, alternate functions TIM3_CH4, TSC_G3_IO3, TIM1_CH3N, COMP4_OUT and EVENTOUT. |
| 28 | PB2 | bidirectional | 3.3 V tolerant TTa I/O with alternate functions TSC_G3_IO4 and EVENTOUT, and additional functions ADC2_IN12 and COMP4_INM. |
| 29 | PB10 | bidirectional | 3.3 V tolerant TTa I/O with alternate functions TIM2_CH3, TSC_SYNC, USART3_TX and EVENTOUT. |
| 30 | PB11 | bidirectional | 3.3 V tolerant TTa I/O with alternate functions TIM2_CH4, TSC_G6_IO1, USART3_RX and EVENTOUT, and additional functions ADC12_IN14 and COMP6_INP. |
| 31 | VSS | power_in | Digital ground pin (VSS) of the device. |
| 32 | VDD | power_in | Digital supply pin (VDD), specified from 2.0 V to 3.6 V. |
| 33 | 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 and EVENTOUT. |
| 34 | PB13 | bidirectional | 3.3 V tolerant TTa I/O with alternate functions TSC_G6_IO3, SPI2_SCK/I2S2_CK, TIM1_CH1N, USART3_CTS and EVENTOUT. |
| 35 | PB14 | bidirectional | 3.3 V tolerant TTa I/O with alternate functions TIM15_CH1, TSC_G6_IO4, SPI2_MISO/I2S2ext_SD, TIM1_CH2N, USART3_RTS and EVENTOUT, and additional function OPAMP2_VINP. |
| 36 | PB15 | bidirectional | 3.3 V tolerant TTa I/O with alternate functions RTC_REFIN, TIM15_CH2, TIM15_CH1N, TIM1_CH3N, SPI2_MOSI/I2S2_SD and EVENTOUT, and additional function COMP6_INM. |
| 37 | PC6 | bidirectional | 5 V tolerant FT I/O with alternate functions EVENTOUT, TIM3_CH1, I2S2_MCK and COMP6_OUT. |
| 38 | PC7 | bidirectional | 5 V tolerant FT I/O with alternate functions EVENTOUT, TIM3_CH2 and I2S3_MCK. |
| 39 | PC8 | bidirectional | 5 V tolerant FT I/O with alternate functions EVENTOUT and TIM3_CH3. |
| 40 | PC9 | bidirectional | 5 V tolerant FTf I/O (I2C FM+ option) with alternate functions EVENTOUT, TIM3_CH4, I2C3_SDA and I2SCKIN. |
| 41 | PA8 | bidirectional | 5 V tolerant FTf I/O (I2C FM+ option) with alternate functions MCO, I2C3_SCL, I2C2_SMBAL, I2S2_MCK, TIM1_CH1, USART1_CK, TIM4_ETR and EVENTOUT. |
| 42 | PA9 | bidirectional | 5 V tolerant FTf I/O (I2C FM+ option) with alternate functions I2C3_SMBAL, TSC_G4_IO1, I2C2_SCL, I2S3_MCK, TIM1_CH2, USART1_TX, TIM15_BKIN, TIM2_CH3 and EVENTOUT. |
| 43 | PA10 | bidirectional | 5 V tolerant FTf I/O (I2C FM+ option) with alternate functions TIM17_BKIN, TSC_G4_IO2, I2C2_SDA, SPI2_MISO/I2S2ext_SD, TIM1_CH3, USART1_RX, COMP6_OUT, TIM2_CH4 and EVENTOUT. |
| 44 | PA11 | bidirectional | 5 V tolerant FT I/O with alternate functions SPI2_MOSI/I2S2_SD, TIM1_CH1N, USART1_CTS, COMP1_OUT, CAN_RX, TIM4_CH1, TIM1_CH4, TIM1_BKIN2 and EVENTOUT, and additional function USB_DM. |
| 45 | PA12 | bidirectional | 5 V tolerant FT I/O with alternate functions TIM16_CH1, I2SCKIN, TIM1_CH2N, USART1_RTS, COMP2_OUT, CAN_TX, TIM4_CH2, TIM1_ETR and EVENTOUT, and additional function USB_DP. |
| 46 | PA13 | bidirectional | 5 V tolerant FT I/O with alternate functions SWDIO-JTMS, TIM16_CH1N, TSC_G4_IO3, IR-OUT, USART3_CTS, TIM4_CH3 and EVENTOUT. |
| 47 | VSS | power_in | Digital ground pin (VSS) of the device. |
| 48 | VDD | power_in | Digital supply pin (VDD), specified from 2.0 V to 3.6 V. |
| 49 | PA14 | bidirectional | 5 V tolerant FTf I/O (I2C FM+ option) with alternate functions SWCLK-JTCK, TSC_G4_IO4, I2C1_SDA, TIM1_BKIN, USART2_TX and EVENTOUT. |
| 50 | PA15 | bidirectional | 5 V tolerant FTf I/O (I2C FM+ option) with alternate functions JTDI, TIM2_CH1/TIM2_ETR, TSC_SYNC, I2C1_SCL, SPI1_NSS, SPI3_NSS/I2S3_WS, USART2_RX, TIM1_BKIN and EVENTOUT. |
| 51 | PC10 | bidirectional | 5 V tolerant FT I/O with alternate functions EVENTOUT, UART4_TX, SPI3_SCK/I2S3_CK and USART3_TX. |
| 52 | PC11 | bidirectional | 5 V tolerant FT I/O with alternate functions EVENTOUT, UART4_RX, SPI3_MISO/I2S3ext_SD and USART3_RX. |
| 53 | PC12 | bidirectional | 5 V tolerant FT I/O with alternate functions EVENTOUT, UART5_TX, SPI3_MOSI/I2S3_SD and USART3_CK. |
| 54 | PD2 | bidirectional | 5 V tolerant FT I/O with alternate functions EVENTOUT, TIM3_ETR and UART5_RX. |
| 55 | PB3 | bidirectional | 5 V tolerant FT I/O with alternate functions JTDO-TRACESWO, TIM2_CH2, TIM4_ETR, TSC_G5_IO1, SPI1_SCK, SPI3_SCK/I2S3_CK, USART2_TX, TIM3_ETR and EVENTOUT. |
| 56 | PB4 | bidirectional | 5 V tolerant FT I/O with alternate functions JTRST, TIM16_CH1, TIM3_CH1, TSC_G5_IO2, SPI1_MISO, SPI3_MISO/I2S3ext_SD, USART2_RX, TIM17_BKIN and EVENTOUT. |
| 57 | PB5 | bidirectional | 5 V tolerant FTf I/O (I2C FM+ option) with alternate functions TIM16_BKIN, TIM3_CH2, I2C1_SMBAL, SPI1_MOSI, SPI3_MOSI/I2S3_SD, USART2_CK, I2C3_SDA, TIM17_CH1 and EVENTOUT. |
| 58 | PB6 | bidirectional | 5 V tolerant FTf I/O (I2C FM+ option) with alternate functions TIM16_CH1N, TIM4_CH1, TSC_G5_IO3, I2C1_SCL, USART1_TX and EVENTOUT. |
| 59 | PB7 | bidirectional | 5 V tolerant FTf I/O (I2C FM+ option) with alternate functions TIM17_CH1N, TIM4_CH2, TSC_G5_IO4, I2C1_SDA, USART1_RX, TIM3_CH4, FMC_NADV and EVENTOUT. |
| 60 | BOOT0 | input | Dedicated BOOT0 pin, typed as a plain input with no I/O structure given in the pin table. |
| 61 | PB8 | bidirectional | 5 V tolerant FTf I/O (I2C FM+ option) with alternate functions TIM16_CH1, TIM4_CH3, TSC_SYNC, I2C1_SCL, USART3_RX, COMP1_OUT, CAN_RX, TIM1_BKIN and EVENTOUT. |
| 62 | PB9 | bidirectional | 5 V tolerant FTf I/O (I2C FM+ option) with alternate functions TIM17_CH1, TIM4_CH4, I2C1_SDA, IR-OUT, USART3_TX, COMP2_OUT, CAN_TX and EVENTOUT. |
| 63 | VSS | power_in | Digital ground pin (VSS) of the device. |
| 64 | VDD | power_in | Digital supply pin (VDD), specified from 2.0 V to 3.6 V. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | LQFP-64(10x10) |
| Category | Embedded Processors & Controllers |
| Pins | 64 |
CAD (KiCad official)
- Symbol:
STM32F302RET6TR - Footprint:
Package_QFP:LQFP-64_10x10mm_P0.5mm - 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)
- 3D model files:
stm32f302ret6tr-etched.step/stm32f302ret6tr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);stm32f302ret6tr.step/stm32f302ret6tr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (168 pp, sha256
9adaf87c56f80b2f, retrieved 2026-10-08, 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).