Upload BOM
Cart ( 
STM32F103C6T6A datasheet, pdf & pinout
- CoreProcessor: ARM® Cortex®-M3
- Core Size: 32-Bit Single-Core
- Peripherals: DMA, Motor Control PWM, PDR, POR, PVD, PWM, Temp Sensor, WDT
- Package: 48-LQFP
FREE delivery for orders over HK$250.00
Quick response, quick quotaton
Flash shipment,no worries after sales
Original channel,guarantee of the authentic products
STM32F103C6T6A Pinout
The STM32F103C6T6A is a 32-bit ARM Cortex-M3 microcontroller from STMicroelectronics, designed for high-performance embedded applications. Housed in a 48-pin LQFP package, it offers a wide range of peripherals, including multiple UARTs, SPIs, I2Cs, ADCs, and timers. The following table outlines the complete pin configuration, including power, ground, analog, digital I/O, and multifunction remappable pins essential for embedded hardware design and development.
| Pin | Pin Name | Type | I/O Level | Main Function | Default Function Description | Remap |
|---|---|---|---|---|---|---|
| 1 | VBAT | S | – | VBAT | – | – |
| 2 | PC13 | I/O | – | PC13 | TAMPER-RTC | – |
| 3 | PC14 | I/O | – | PC14 | OSC32_IN | – |
| 4 | PC15 | I/O | – | PC15 | OSC32_OUT | – |
| 5 | OSC_IN | I | – | OSC_IN | – | PD0(7) |
| 6 | OSC_OUT | O | – | OSC_OUT | – | PD1(7) |
| 7 | NRST | I/O | – | NRST | – | – |
| 8 | VSSA | S | – | VSSA | – | – |
| 9 | VDDA | S | – | VDDA | – | – |
| 10 | PA0 | I/O | – | PA0 | WKUP / USART2_CTS / ADC12_IN0 / TIM2_CH1_ETR(9) | – |
| 11 | PA1 | I/O | – | PA1 | USART2_RTS / ADC12_IN1 / TIM2_CH2(9) | – |
| 12 | PA2 | I/O | – | PA2 | USART2_TX / ADC12_IN2 / TIM2_CH3(9) | – |
| 13 | PA3 | I/O | – | PA3 | USART2_RX / ADC12_IN3 / TIM2_CH4(9) | – |
| 14 | PA4 | I/O | – | PA4 | SPI1_NSS(9) / USART2_CK / ADC12_IN4 | – |
| 15 | PA5 | I/O | – | PA5 | SPI1_SCK(9) / ADC12_IN5 | – |
| 16 | PA6 | I/O | – | PA6 | SPI1_MISO(9) / ADC12_IN6 / TIM3_CH1(9) | TIM1_BKIN |
| 17 | PA7 | I/O | – | PA7 | SPI1_MOSI(9) / ADC12_IN7 / TIM3_CH2(9) | TIM1_CH1N |
| 18 | PB0 | I/O | – | PB0 | ADC12_IN8 / TIM3_CH3(9) | TIM1_CH2N |
| 19 | PB1 | I/O | – | PB1 | ADC12_IN9 / TIM3_CH4(9) | TIM1_CH3N |
| 20 | PB2 | I/O | FT | PB2 / BOOT1 | – | – |
| 21 | PB10 | I/O | FT | PB10 | – | TIM2_CH3 |
| 22 | PB11 | I/O | FT | PB11 | – | TIM2_CH4 |
| 23 | VSS_1 | S | – | VSS_1 | – | – |
| 24 | VDD_1 | S | – | VDD_1 | – | – |
| 25 | PB12 | I/O | FT | PB12 | TIM1_BKIN(9) | – |
| 26 | PB13 | I/O | FT | PB13 | TIM1_CH1N(9) | – |
| 27 | PB14 | I/O | FT | PB14 | TIM1_CH2N(9) | – |
| 28 | PB15 | I/O | FT | PB15 | TIM1_CH3N(9) | – |
| 29 | PA8 | I/O | FT | PA8 | USART1_CK / TIM1_CH1 / MCO | – |
| 30 | PA9 | I/O | FT | PA9 | USART1_TX(9) / TIM1_CH2(9) | – |
| 31 | PA10 | I/O | FT | PA10 | USART1_RX(9) / TIM1_CH3 | – |
| 32 | PA11 | I/O | FT | PA11 | USART1_CTS / CAN_RX(9) / TIM1_CH4 / USBDM | – |
| 33 | PA12 | I/O | FT | PA12 | USART1_RTS / CAN_TX(9) / TIM1_ETR / USBDP | – |
| 34 | PA13 | I/O | FT | JTMS / SWDIO | – | PA13 |
| 35 | VSS_2 | S | – | VSS_2 | – | – |
| 36 | VDD_2 | S | – | VDD_2 | – | – |
| 37 | PA14 | I/O | FT | JTCK / SWCLK | – | PA14 |
| 38 | PA15 | I/O | FT | JTDI | – | TIM2_CH1_ETR / PA15 / SPI1_NSS |
| 39 | PB3 | I/O | FT | JTDO | – | TIM2_CH2 / PB3 / TRACESWO |
| 40 | PB4 | I/O | FT | NJTRST | – | TIM3_CH1 / PB4 / SPI1_MISO |
| 41 | PB5 | I/O | – | PB5 | I2C1_SMBA | TIM3_CH2 / SPI1_MOSI |
| 42 | PB6 | I/O | FT | PB6 | I2C1_SCL(9) | USART1_TX |
| 43 | PB7 | I/O | FT | PB7 | I2C1_SDA(9) | USART1_RX |
| 44 | BOOT0 | I | – | BOOT0 | – | – |
| 45 | PB8 | I/O | FT | PB8 | – | I2C1_SCL / CAN_RX |
| 46 | PB9 | I/O | FT | PB9 | – | I2C1_SDA / CAN_TX |
| 47 | VSS_3 | S | – | VSS_3 | – | – |
| 48 | VDD_3 | S | – | VDD_3 | – | – |
This comprehensive pinout table ensures accurate and efficient hardware interfacing with the STM32F103C6T6A. Whether you’re designing a communication module, implementing motor control, or integrating USB or CAN peripherals, understanding each pin’s capabilities—including alternate functions and remap options—is crucial for optimizing your circuit layout and achieving reliable system performance.
More Like This
MC5430F
Motorola
JD54LS51BCA
National Semiconductor
USPLSI2032VE-110LB49
Lattice Semiconductor Corporation
74S22PC
Rochester Electronics, LLC
9504DC
National Semiconductor
9005PC
National Semiconductor
9007DC
National Semiconductor
9004DC
National Semiconductor
SN74HC804DWR
Texas Instruments
SN700863DWR
Texas Instruments
4001BDMQB
National Semiconductor
54F02FMQB
National Semiconductor
Also Add to Cart
TSPC106AVGU83CG
Microchip Technology
72V3632L15PF
Renesas Electronics America Inc
XC9142A28C0R-G
Torex Semiconductor Ltd
SN74ALVC162334DLR
Texas Instruments
PI74FCT16244CTVEX
Diodes Incorporated
SN74LV32AD
Texas Instruments
INA128UA
Texas Instruments
MAX6700UT-T
Analog Devices Inc./Maxim Integrated
8N4DV85FC-0124CDI
Renesas Electronics America Inc
CY8CTMA300E-48LQXIT
Cypress Semiconductor Corp
SP813MCP-L
Sipex
M5-512/256-15SAI
Lattice Semiconductor Corporation
Related Products
MC5430F
Motorola
JD54LS51BCA
National Semiconductor
USPLSI2032VE-110LB49
Lattice Semiconductor Corporation
74S22PC
Rochester Electronics, LLC
9504DC
National Semiconductor
9005PC
National Semiconductor
9007DC
National Semiconductor
9004DC
National Semiconductor
SN74HC804DWR
Texas Instruments
SN700863DWR
Texas Instruments
4001BDMQB
National Semiconductor
54F02FMQB
National Semiconductor
DM54S20W/883
National Semiconductor
MC3129L
Motorola
4071BDM
National Semiconductor
MC9814P
Motorola
MC9825P
Motorola
74AC11000NS
Texas Instruments
MC5420L
Motorola
MC5401L
Motorola
MC5401F
Motorola
SN74H61N
Texas Instruments
MC5410F
Motorola
MC5430L
Motorola
SN74AS138N-J
Texas Instruments
CD4023BCN
Fairchild Semiconductor
4019BDC
National Semiconductor
74H40DC
National Semiconductor
5420FMQB
National Semiconductor
4025BDM
National Semiconductor
Please send RFQ , we will respond immediately.
