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Contents

README

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STM32F038C6T6

STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-48(7x7)

STM32F038C6T6 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 for RTC and backup registers
2 PC13 bidirectional GPIO port C pin 13, TC type I/O with RTC functions (RTC_TAMP1, RTC_TS, RTC_OUT, WKUP2)
3 PC14 bidirectional GPIO port C pin 14 / 32 kHz oscillator input (OSC32_IN), TC type I/O
4 PC15 bidirectional GPIO port C pin 15 / 32 kHz oscillator output (OSC32_OUT), TC type I/O
5 PF0 bidirectional GPIO port F pin 0 / main oscillator input (4-32 MHz), FT 5V-tolerant I/O
6 PF1 bidirectional GPIO port F pin 1 / main oscillator output, FT 5V-tolerant I/O
7 NRST bidirectional Bidirectional reset pin with embedded weak pull-up resistor, active low device reset
8 VSSA power_in Analog ground
9 VDDA power_in Analog power supply, 2.4 to 3.6 V from separate supply or from VDD
10 PA0 bidirectional GPIO port A pin 0, TTa type 3.3V I/O with ADC channel 0 (ADC_IN0)
11 PA1 bidirectional GPIO port A pin 1, TTa type 3.3V I/O with ADC channel 1 (ADC_IN1)
12 PA2 bidirectional GPIO port A pin 2, TTa type 3.3V I/O with ADC channel 2 (ADC_IN2)
13 PA3 bidirectional GPIO port A pin 3, TTa type 3.3V I/O with ADC channel 3 (ADC_IN3)
14 PA4 bidirectional GPIO port A pin 4, TTa type 3.3V I/O with ADC channel 4 (ADC_IN4)
15 PA5 bidirectional GPIO port A pin 5, TTa type 3.3V I/O with ADC channel 5 (ADC_IN5)
16 PA6 bidirectional GPIO port A pin 6, TTa type 3.3V I/O with ADC channel 6 (ADC_IN6)
17 PA7 bidirectional GPIO port A pin 7, TTa type 3.3V I/O with ADC channel 7 (ADC_IN7)
18 PB0 bidirectional GPIO port B pin 0, TTa type 3.3V I/O with ADC channel 8 (ADC_IN8)
19 PB1 bidirectional GPIO port B pin 1, TTa type 3.3V I/O with ADC channel 9 (ADC_IN9)
20 NPOR input Device power-on reset input with embedded weak pull-up resistor, powered from VDDA
21 PB10 bidirectional GPIO port B pin 10, FTf 5V-tolerant FM+ capable I/O for I2C1_SCL or TIM2_CH3
22 PB11 bidirectional GPIO port B pin 11, FTf 5V-tolerant FM+ capable I/O for I2C1_SDA or TIM2_CH4
23 VSS power_in Digital ground
24 VDD power_in Digital power supply
25 PB12 bidirectional GPIO port B pin 12, FT 5V-tolerant I/O for TIM1_BKIN, SPI1_NSS, or EVENTOUT
26 PB13 bidirectional GPIO port B pin 13, FT 5V-tolerant I/O for TIM1_CH1N or SPI1_SCK
27 PB14 bidirectional GPIO port B pin 14, FT 5V-tolerant I/O for TIM1_CH2N or SPI1_MISO
28 PB15 bidirectional GPIO port B pin 15, FT 5V-tolerant I/O for TIM1_CH3N, SPI1_MOSI, or RTC_REFIN
29 PA8 bidirectional GPIO port A pin 8, FT 5V-tolerant I/O for USART1_CK, TIM1_CH1, MCO, or EVENTOUT
30 PA9 bidirectional GPIO port A pin 9, FTf 5V-tolerant FM+ capable I/O for USART1_TX, TIM1_CH2, or I2C1_SCL
31 PA10 bidirectional GPIO port A pin 10, FTf 5V-tolerant FM+ capable I/O for USART1_RX, TIM1_CH3, or I2C1_SDA
32 PA11 bidirectional GPIO port A pin 11, FT 5V-tolerant I/O for USART1_CTS, TIM1_CH4, or EVENTOUT
33 PA12 bidirectional GPIO port A pin 12, FT 5V-tolerant I/O for USART1_RTS, TIM1_ETR, or EVENTOUT
34 PA13 bidirectional GPIO port A pin 13 / SWDIO, FT 5V-tolerant I/O with internal pull-up for IR_OUT or SWDIO
35 PF6 bidirectional GPIO port F pin 6, FTf 5V-tolerant FM+ capable I/O for I2C1_SCL
36 PF7 bidirectional GPIO port F pin 7, FTf 5V-tolerant FM+ capable I/O for I2C1_SDA
37 PA14 bidirectional GPIO port A pin 14 / SWCLK, FT 5V-tolerant I/O with internal pull-down for USART1_TX or SWCLK
38 PA15 bidirectional GPIO port A pin 15, FT 5V-tolerant I/O for SPI1_NSS, I2S1_WS, TIM2_CH_ETR, EVENTOUT, or USART1_RX
39 PB3 bidirectional GPIO port B pin 3, FT 5V-tolerant I/O for SPI1_SCK, I2S1_CK, TIM2_CH2, or EVENTOUT
40 PB4 bidirectional GPIO port B pin 4, FT 5V-tolerant I/O for SPI1_MISO, I2S1_MCK, TIM3_CH1, or EVENTOUT
41 PB5 bidirectional GPIO port B pin 5, FT 5V-tolerant I/O for SPI1_MOSI, I2S1_SD, I2C1_SMBA, TIM16_BKIN, or TIM3_CH2
42 PB6 bidirectional GPIO port B pin 6, FTf 5V-tolerant FM+ capable I/O for I2C1_SCL, USART1_TX, or TIM16_CH1N
43 PB7 bidirectional GPIO port B pin 7, FTf 5V-tolerant FM+ capable I/O for I2C1_SDA, USART1_RX, or TIM17_CH1N
44 BOOT0 input Boot memory selection input
45 PB8 bidirectional GPIO port B pin 8, FTf 5V-tolerant FM+ capable I/O for I2C1_SCL or TIM16_CH1
46 PB9 bidirectional GPIO port B pin 9, FTf 5V-tolerant FM+ capable I/O for I2C1_SDA, IR_OUT, TIM17_CH1, or EVENTOUT
47 VSS power_in Digital ground
48 VDD power_in Digital power supply

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package LQFP-48(7x7)
Category Embedded Processors & Controllers
Pins 48

CAD (KiCad official)

  • Symbol: STM32F038C6T6
  • Footprint: Package_QFP:LQFP-48_7x7mm_P0.5mm
  • 3D model: LQFP-48(7x7) (KiCad packages3D, STEP)
  • 3D model files: stm32f038c6t6-etched.step / stm32f038c6t6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm32f038c6t6.step / stm32f038c6t6.glb are the bare package body.

Provenance

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

  • Datasheet: STMicroelectronics datasheet (102 pp, sha256 e98b7088fad6d510, retrieved 2026-10-03, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-4-5-20251001 (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