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STM32F102R6T6A
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
markdownSTM32F102R6T6A
STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-64(10x10)
STM32F102R6T6A 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 | Power supply input for VBAT backup domain, 2.0 to 3.6 V |
| 2 | PC13-TAMPER-RTC | bidirectional | Port C pin 13, TAMPER-RTC alternate function |
| 3 | PC14-OSC32_IN | bidirectional | Port C pin 14, 32 kHz oscillator input |
| 4 | PC15-OSC32_OUT | bidirectional | Port C pin 15, 32 kHz oscillator output |
| 5 | OSC_IN | bidirectional | Main oscillator input 4 to 16 MHz crystal, 5V tolerant, remappable to PD0 |
| 6 | OSC_OUT | bidirectional | Main oscillator output, 5V tolerant, remappable to PD1 |
| 7 | NRST | input | Active-low reset input pin, 2 kΩ pull-up internally |
| 8 | PC0 | bidirectional | Port C pin 0, ADC input channel 10 |
| 9 | PC1 | bidirectional | Port C pin 1, ADC input channel 11 |
| 10 | PC2 | bidirectional | Port C pin 2, ADC input channel 12 |
| 11 | PC3 | bidirectional | Port C pin 3, ADC input channel 13 |
| 12 | VSSA | power_in | Analog ground supply |
| 13 | VDDA | power_in | Analog power supply 2.0 to 3.6 V |
| 14 | PA0-WKUP | bidirectional | Port A pin 0, wake-up pin, USART2_CTS, ADC channel 0, TIM2_CH1_ETR |
| 15 | PA1 | bidirectional | Port A pin 1, USART2_RTS, ADC channel 1, TIM2_CH2 |
| 16 | PA2 | bidirectional | Port A pin 2, USART2_TX, ADC channel 2, TIM2_CH3 |
| 17 | PA3 | bidirectional | Port A pin 3, USART2_RX, ADC channel 3, TIM2_CH4 |
| 18 | VSS_4 | power_in | Ground supply |
| 19 | VDD_4 | power_in | Power supply input 2.0 to 3.6 V |
| 20 | PA4 | bidirectional | Port A pin 4, SPI_NSS, USART2_CK, ADC channel 4 |
| 21 | PA5 | bidirectional | Port A pin 5, SPI_SCK, ADC channel 5 |
| 22 | PA6 | bidirectional | Port A pin 6, SPI_MISO, ADC channel 6, TIM3_CH1 |
| 23 | PA7 | bidirectional | Port A pin 7, SPI_MOSI, ADC channel 7, TIM3_CH2 |
| 24 | PC4 | bidirectional | Port C pin 4, ADC input channel 14 |
| 25 | PC5 | bidirectional | Port C pin 5, ADC input channel 15 |
| 26 | PB0 | bidirectional | Port B pin 0, ADC channel 8, TIM3_CH3 |
| 27 | PB1 | bidirectional | Port B pin 1, ADC channel 9, TIM3_CH4 |
| 28 | PB2 | bidirectional | Port B pin 2, BOOT1 alternate function, 5V tolerant |
| 29 | PB10 | bidirectional | Port B pin 10, TIM2_CH3 alternate function, 5V tolerant |
| 30 | PB11 | bidirectional | Port B pin 11, TIM2_CH4 alternate function, 5V tolerant |
| 31 | VSS_1 | power_in | Ground supply |
| 32 | VDD_1 | power_in | Power supply input 2.0 to 3.6 V |
| 33 | PB12 | bidirectional | Port B pin 12, 5V tolerant |
| 34 | PB13 | bidirectional | Port B pin 13, 5V tolerant |
| 35 | PB14 | bidirectional | Port B pin 14, 5V tolerant |
| 36 | PB15 | bidirectional | Port B pin 15, 5V tolerant |
| 37 | PC6 | bidirectional | Port C pin 6, TIM3_CH1 alternate function, 5V tolerant |
| 38 | PC7 | bidirectional | Port C pin 7, TIM3_CH2 alternate function, 5V tolerant |
| 39 | PC8 | bidirectional | Port C pin 8, TIM3_CH3 alternate function, 5V tolerant |
| 40 | PC9 | bidirectional | Port C pin 9, TIM3_CH4 alternate function, 5V tolerant |
| 41 | PA8 | bidirectional | Port A pin 8, USART1_CK, MCO functions, 5V tolerant |
| 42 | PA9 | bidirectional | Port A pin 9, USART1_TX alternate function, 5V tolerant |
| 43 | PA10 | bidirectional | Port A pin 10, USART1_RX alternate function, 5V tolerant |
| 44 | PA11 | bidirectional | Port A pin 11, USART1_CTS, USB_DM, 5V tolerant |
| 45 | PA12 | bidirectional | Port A pin 12, USART1_RTS, USB_DP, 5V tolerant |
| 46 | PA13 | bidirectional | Port A pin 13, JTMS/SWDIO debug function, 5V tolerant |
| 47 | VSS_2 | power_in | Ground supply |
| 48 | VDD_2 | power_in | Power supply input 2.0 to 3.6 V |
| 49 | PA14 | bidirectional | Port A pin 14, JTCK/SWCLK debug function, 5V tolerant |
| 50 | PA15 | bidirectional | Port A pin 15, JTDI, TIM2_CH1_ETR/SPI_NSS alternate functions, 5V tolerant |
| 51 | PC10 | bidirectional | Port C pin 10, 5V tolerant |
| 52 | PC11 | bidirectional | Port C pin 11, 5V tolerant |
| 53 | PC12 | bidirectional | Port C pin 12, 5V tolerant |
| 54 | PD2 | bidirectional | Port D pin 2, 5V tolerant |
| 55 | PB3 | bidirectional | Port B pin 3, JTDO, TIM2_CH2/TRACESWO/SPI_SCK alternate functions, 5V tolerant |
| 56 | PB4 | bidirectional | Port B pin 4, JNTRST, TIM3_CH1/SPI_MISO alternate functions, 5V tolerant |
| 57 | PB5 | bidirectional | Port B pin 5, I2C_SMBA, TIM3_CH2/SPI_MOSI alternate functions |
| 58 | PB6 | bidirectional | Port B pin 6, I2C_SCL, USART1_TX alternate function, 5V tolerant |
| 59 | PB7 | bidirectional | Port B pin 7, I2C_SDA, USART1_RX alternate function, 5V tolerant |
| 60 | BOOT0 | input | Boot0 configuration pin for boot mode selection |
| 61 | PB8 | bidirectional | Port B pin 8, I2C_SCL alternate function, 5V tolerant |
| 62 | PB9 | bidirectional | Port B pin 9, I2C_SDA alternate function, 5V tolerant |
| 63 | VSS_3 | power_in | Ground supply |
| 64 | VDD_3 | power_in | Power supply input 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:
STM32F102R6T6A - Footprint:
Package_QFP:LQFP-64_10x10mm_P0.5mm - 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)
- 3D model files:
stm32f102r6t6a-etched.step/stm32f102r6t6a-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);stm32f102r6t6a.step/stm32f102r6t6a.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (79 pp, sha256
0045b6f265d99024, retrieved 2026-10-01, tier: lcsc) - Extractor: parts-factory
2.0.0/extract_pins 0.3, primaryclaude-haiku-4-5-20251001(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).