component
STM32F302CCT6
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-48(7x7). 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
markdownSTM32F302CCT6
STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-48(7x7)
STM32F302CCT6 from STMicroelectronics, in a LQFP-48(7x7). 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 pin for RTC and backup registers, voltage range 1.65 V to 3.6 V. |
| 2 | PC13 | bidirectional | GPIO port C pin 13 (3.3V tolerant standard I/O), alternate functions include TIM1_CH1N and RTC functions (WKUP2, RTC_TAMP1, RTC_TS, RTC_OUT). |
| 3 | PC14/OSC32_IN | input | GPIO port C pin 14 (3.3V tolerant standard I/O), used as OSC32_IN for 32.768 kHz crystal oscillator input. |
| 4 | PC15/OSC32_OUT | output | GPIO port C pin 15 (3.3V tolerant standard I/O), used as OSC32_OUT for 32.768 kHz crystal oscillator output. |
| 5 | PF0/OSC_IN | input | GPIO port F pin 0 (5V tolerant, FM+ capable I/O), used as OSC_IN for 4-32 MHz crystal oscillator input. |
| 6 | PF1/OSC_OUT | output | GPIO port F pin 1 (5V tolerant, FM+ capable I/O), used as OSC_OUT for 4-32 MHz crystal oscillator output. |
| 7 | NRST | input | Device reset input pin with embedded weak pull-up resistor, active low, can be used as input or output. |
| 8 | VSSA/VREF- | power_in | Analog ground and negative reference voltage for ADC/DAC, must be connected to VSS. |
| 9 | VDDA/VREF+ | power_in | Analog power supply and positive reference voltage for ADC/DAC, voltage range 2.0 V to 3.6 V, must power on before or equal to VDD. |
| 10 | PA0 | bidirectional | GPIO port A pin 0 (3.3V tolerant, ADC capable), alternate functions include USART2_CTS, TIM2_CH1_ETR, TSC_G1_IO1, COMP1_OUT, ADC1_IN1. |
| 11 | PA1 | bidirectional | GPIO port A pin 1 (3.3V tolerant, ADC capable), alternate functions include USART2_RTS_DE, TIM2_CH2, TSC_G1_IO2, TIM15_CH1N, ADC1_IN2. |
| 12 | PA2 | bidirectional | GPIO port A pin 2 (3.3V tolerant, ADC capable), alternate functions include USART2_TX, TIM2_CH3, TIM15_CH1, TSC_G1_IO3, COMP2_OUT, ADC1_IN3. |
| 13 | PA3 | bidirectional | GPIO port A pin 3 (3.3V tolerant, ADC capable), alternate functions include USART2_RX, TIM2_CH4, TIM15_CH2, TSC_G1_IO4, ADC1_IN4. |
| 14 | PA4 | bidirectional | GPIO port A pin 4 (3.3V tolerant, ADC capable), alternate functions include SPI1_NSS, SPI3_NSS, USART2_CK, TSC_G2_IO1, TIM3_CH2, ADC2_IN1, DAC1_OUT1. |
| 15 | PA5 | bidirectional | GPIO port A pin 5 (3.3V tolerant, ADC capable), alternate functions include SPI1_SCK, TIM2_CH1_ETR, TSC_G2_IO2, ADC2_IN2. |
| 16 | PA6 | bidirectional | GPIO port A pin 6 (3.3V tolerant, ADC capable), alternate functions include SPI1_MISO, TIM3_CH1, TIM1_BKIN, TIM16_CH1, COMP1_OUT, TSC_G2_IO3, ADC2_IN3. |
| 17 | PA7 | bidirectional | GPIO port A pin 7 (3.3V tolerant, ADC capable), alternate functions include SPI1_MOSI, TIM3_CH2, TIM17_CH1, TIM1_CH1N, TSC_G2_IO4, COMP2_OUT, ADC2_IN4. |
| 18 | PB0 | bidirectional | GPIO port B pin 0 (3.3V tolerant, ADC capable), alternate functions include TIM3_CH3, TIM1_CH2N, TSC_G3_IO2, COMP4_INP. |
| 19 | PB1 | bidirectional | GPIO port B pin 1 (3.3V tolerant, ADC capable), alternate functions include TIM3_CH4, TIM1_CH3N, COMP4_OUT, TSC_G3_IO3. |
| 20 | PB2 | bidirectional | GPIO port B pin 2 (3.3V tolerant, ADC capable), alternate functions include TSC_G3_IO4, ADC2_IN12, COMP4_INM. |
| 21 | PB10 | bidirectional | GPIO port B pin 10 (3.3V tolerant I/O), alternate functions include USART3_TX, TIM2_CH3, TSC_SYNC. |
| 22 | PB11 | bidirectional | GPIO port B pin 11 (3.3V tolerant I/O), alternate functions include USART3_RX, TIM2_CH4, TSC_G6_IO1, COMP6_INP. |
| 23 | VSS | power_in | Digital ground pin, must be connected to external ground and decoupled with filtering capacitors. |
| 24 | VDD | power_in | Digital power supply pin, voltage range 2.0 V to 3.6 V, must be decoupled with filtering capacitors. |
| 25 | PB12 | bidirectional | GPIO port B pin 12 (5V tolerant I/O), alternate functions include SPI2_NSS, I2S2_WS, I2C2_SMBA, USART3_CK, TIM1_BKIN, TSC_G6_IO2. |
| 26 | PB13 | bidirectional | GPIO port B pin 13 (5V tolerant I/O), alternate functions include SPI2_SCK, I2S2_CK, USART3_CTS, TIM1_CH1N, TSC_G6_IO3. |
| 27 | PB14 | bidirectional | GPIO port B pin 14 (5V tolerant I/O), alternate functions include SPI2_MISO, I2S2ext_SD, USART3_RTS_DE, TIM1_CH2N, TIM15_CH1, TSC_G6_IO4. |
| 28 | PB15 | bidirectional | GPIO port B pin 15 (5V tolerant I/O), alternate functions include SPI2_MOSI, I2S2_SD, TIM1_CH3N, RTC_REFIN, TIM15_CH1N, TIM15_CH2, COMP6_INM. |
| 29 | PA8 | bidirectional | GPIO port A pin 8 (5V tolerant I/O), alternate functions include I2C2_SMBA, I2S2_MCK, USART1_CK, TIM1_CH1, TIM4_ETR, MCO. |
| 30 | PA9 | bidirectional | GPIO port A pin 9 (5V tolerant, FM+ capable I/O), alternate functions include I2C2_SCL, I2S3_MCK, USART1_TX, TIM1_CH2, TIM2_CH3, TIM15_BKIN, TSC_G4_IO1. |
| 31 | PA10 | bidirectional | GPIO port A pin 10 (5V tolerant, FM+ capable I/O), alternate functions include I2C2_SDA, USART1_RX, TIM1_CH3, TIM2_CH4, TIM17_BKIN, TSC_G4_IO2, COMP6_OUT. |
| 32 | PA11 | bidirectional | GPIO port A pin 11 (5V tolerant I/O), alternate functions include USART1_CTS, USB_DM, CAN_RX, TIM1_CH1N, TIM1_CH4, TIM1_BKIN2, TIM4_CH1, COMP1_OUT. |
| 33 | PA12 | bidirectional | GPIO port A pin 12 (5V tolerant I/O), alternate functions include USART1_RTS_DE, USB_DP, CAN_TX, TIM1_CH2N, TIM1_ETR, TIM4_CH2, TIM16_CH1, COMP2_OUT. |
| 34 | PA13 | bidirectional | GPIO port A pin 13 (5V tolerant I/O), alternate functions include USART3_CTS, TIM4_CH3, TIM16_CH1N, TSC_G4_IO3, IR_OUT, SWDIO-JTMS for debug. |
| 35 | VSS | power_in | Digital ground pin, must be connected to external ground and decoupled with filtering capacitors. |
| 36 | VDD | power_in | Digital power supply pin, voltage range 2.0 V to 3.6 V, must be decoupled with filtering capacitors. |
| 37 | PA14 | bidirectional | GPIO port A pin 14 (5V tolerant, FM+ capable I/O), alternate functions include I2C1_SDA, USART2_TX, TIM1_BKIN, TSC_G4_IO4, SWCLK-JTCK for debug. |
| 38 | PA15 | bidirectional | GPIO port A pin 15 (5V tolerant, FM+ capable I/O), alternate functions include I2C1_SCL, SPI1_NSS, SPI3_NSS, I2S3_WS, JTDI, USART2_RX, TIM1_BKIN, TIM2_CH1_ETR. |
| 39 | PB3 | bidirectional | GPIO port B pin 3 (5V tolerant I/O), alternate functions include SPI3_SCK, I2S3_CK, SPI1_SCK, USART2_TX, TIM2_CH2, TIM3_ETR, TIM4_ETR, TSC_G5_IO1, JTDO-TRACESWO. |
| 40 | PB4 | bidirectional | GPIO port B pin 4 (5V tolerant I/O), alternate functions include SPI3_MISO, I2S3ext_SD, SPI1_MISO, USART2_RX, TIM3_CH1, TIM16_CH1, TIM17_BKIN, TSC_G5_IO2, NJTRST. |
| 41 | PB5 | bidirectional | GPIO port B pin 5 (5V tolerant I/O), alternate functions include SPI3_MOSI, SPI1_MOSI, I2S3_SD, I2C1_SMBA, USART2_CK, TIM16_BKIN, TIM3_CH2, TIM17_CH1. |
| 42 | PB6 | bidirectional | GPIO port B pin 6 (5V tolerant, FM+ capable I/O), alternate functions include I2C1_SCL, USART1_TX, TIM16_CH1N, TIM4_CH1, TSC_G5_IO3. |
| 43 | PB7 | bidirectional | GPIO port B pin 7 (5V tolerant, FM+ capable I/O), alternate functions include I2C1_SDA, USART1_RX, TIM3_CH4, TIM4_CH2, TIM17_CH1N, TSC_G5_IO4. |
| 44 | BOOT0 | input | Boot memory selection pin, determines boot mode (user Flash, system memory, or SRAM) at device startup, voltage range 0 V to 5.5 V. |
| 45 | PB8 | bidirectional | GPIO port B pin 8 (5V tolerant, FM+ capable I/O), alternate functions include I2C1_SCL, CAN_RX, TIM16_CH1, TIM4_CH3, TIM1_BKIN, TSC_SYNC, COMP1_OUT. |
| 46 | PB9 | bidirectional | GPIO port B pin 9 (5V tolerant, FM+ capable I/O), alternate functions include I2C1_SDA, CAN_TX, TIM17_CH1, TIM4_CH4, IR_OUT, COMP2_OUT. |
| 47 | VSS | power_in | Digital ground pin, must be connected to external ground and decoupled with filtering capacitors. |
| 48 | VDD | power_in | Digital power supply pin, voltage range 2.0 V to 3.6 V, must be decoupled with filtering capacitors. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | LQFP-48(7x7) |
| Category | Embedded Processors & Controllers |
| Pins | 48 |
CAD (KiCad official)
- Symbol:
STM32F302CCT6 - Footprint:
Package_QFP:LQFP-48_7x7mm_P0.5mm - 3D model: LQFP-48(7x7) (KiCad packages3D, STEP)
- 3D model files:
stm32f302cct6-etched.step/stm32f302cct6-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);stm32f302cct6.step/stm32f302cct6.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (145 pp, sha256
10a072d58aca58c4, retrieved 2026-09-24, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.2, primaryclaude-haiku-4-5-20251001(text), consensusclaude-sonnet-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).