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STM8S207R8T6TR

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STMicroelectronics Microcontrollers (MCU/MPU/SOC), LQFP-64(10x10). Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.

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Symbol & Footprint

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Contents

README

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STM8S207R8T6TR

STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-64(10x10)

STM8S207R8T6TR from STMicroelectronics, in a LQFP-64(10x10). Pinout and pin descriptions extracted from the manufacturer datasheet by ds2sf; symbol, footprint, and 3D from KiCad-official CAD.

Pinout

Pin Name Type Function
1 NRST bidirectional Reset input/output pin with internal weak pull-up resistor (30-80 kΩ) and open-drain output capability.
2 PA1/OSCIN bidirectional GPIO Port A1 / Crystal oscillator or external clock input (1-24 MHz).
3 PA2/OSCOUT bidirectional GPIO Port A2 / Crystal oscillator output buffering external frequency source.
4 VSSIO_1 power_in I/O power supply ground connection.
5 VSS power_in Digital core power supply ground.
6 VCAP passive External capacitor connection for internal 1.8V regulator (470-3300 nF with ESR < 0.3 Ω).
7 VDD power_in Digital power supply input (2.95-5.5 V).
8 VDDIO_1 power_in I/O power supply input (2.95-5.5 V).
9 PA3/TIM2_CH3 bidirectional GPIO Port A3 / Timer 2 channel 3 output with alternate function TIM3_CH1.
10 PA4/UART1_RX bidirectional GPIO Port A4 (high-sink) / UART1 receive input with internal pull-up during bootloader.
11 PA5/UART1_TX bidirectional GPIO Port A5 (high-sink) / UART1 transmit output.
12 PA6/UART1_CK bidirectional GPIO Port A6 (high-sink) / UART1 synchronous clock output for SPI emulation.
13 PF7/AIN15 bidirectional GPIO Port F7 / Analog input channel 15 for 10-bit ADC (0 to VDDA).
14 PF6/AIN14 bidirectional GPIO Port F6 / Analog input channel 14 for 10-bit ADC (0 to VDDA).
15 PF5/AIN13 bidirectional GPIO Port F5 / Analog input channel 13 for 10-bit ADC (0 to VDDA).
16 PF4/AIN12 bidirectional GPIO Port F4 / Analog input channel 12 for 10-bit ADC (0 to VDDA).
17 PF3/AIN11 bidirectional GPIO Port F3 / Analog input channel 11 for 10-bit ADC (0 to VDDA).
18 VREF+ power_in ADC positive reference voltage input (VREF+ = 2.75 V to VDDA).
19 VDDA power_in Analog power supply input (3.0-5.5 V) for ADC and analog circuits.
20 VSSA power_in Analog power supply ground, must be connected to VSS.
21 VREF- power_in ADC negative reference voltage input (VSSA to 0.5 V below VDDA).
22 PF0/AIN10 bidirectional GPIO Port F0 / Analog input channel 10 for 10-bit ADC (0 to VDDA).
23 PB7/AIN7 bidirectional GPIO Port B7 / Analog input channel 7 for 10-bit ADC (0 to VDDA).
24 PB6/AIN6 bidirectional GPIO Port B6 / Analog input channel 6 for 10-bit ADC (0 to VDDA).
25 PB5/AIN5 bidirectional GPIO Port B5 / Analog input channel 5 with alternate function I2C_SDA.
26 PB4/AIN4 bidirectional GPIO Port B4 / Analog input channel 4 with alternate function I2C_SCL.
27 PB3/AIN3 bidirectional GPIO Port B3 / Analog input channel 3 with alternate function TIM1_ETR.
28 PB2/AIN2 bidirectional GPIO Port B2 / Analog input channel 2 with alternate function TIM1_CH3N.
29 PB1/AIN1 bidirectional GPIO Port B1 / Analog input channel 1 with alternate function TIM1_CH2N.
30 PB0/AIN0 bidirectional GPIO Port B0 / Analog input channel 0 with alternate function TIM1_CH1N.
31 PE7/AIN8 bidirectional GPIO Port E7 / Analog input channel 8 for 10-bit ADC (0 to VDDA).
32 PE6/AIN9 bidirectional GPIO Port E6 / Analog input channel 9 for 10-bit ADC (0 to VDDA).
33 PE5/SPI_NSS bidirectional GPIO Port E5 / SPI master/slave select input (active low).
34 PC1/TIM1_CH1 bidirectional GPIO Port C1 (high-sink, HS) / Timer 1 channel 1 output with PWM capability.
35 PC2/TIM1_CH2 bidirectional GPIO Port C2 (high-sink, HS) / Timer 1 channel 2 output with PWM capability.
36 PC3/TIM1_CH3 bidirectional GPIO Port C3 (high-sink, HS) / Timer 1 channel 3 output with PWM capability.
37 PC4/TIM1_CH4 bidirectional GPIO Port C4 (high-sink, HS) / Timer 1 channel 4 output.
38 PC5/SPI_SCK bidirectional GPIO Port C5 (high-sink, HS) / SPI serial clock output (master) or input (slave).
39 VSSIO_2 power_in I/O power supply ground connection.
40 VDDIO_2 power_in I/O power supply input (2.95-5.5 V).
41 PC6/SPI_MOSI bidirectional GPIO Port C6 (high-sink, HS) / SPI master-out/slave-in data line (bidirectional).
42 PC7/SPI_MISO bidirectional GPIO Port C7 (high-sink, HS) / SPI master-in/slave-out data line (bidirectional).
43 PG0/CAN_TX bidirectional GPIO Port G0 / CAN transmit output (STM8S208xx devices only, not available on STM8S207xx).
44 PG1/CAN_RX bidirectional GPIO Port G1 / CAN receive input (STM8S208xx devices only, not available on STM8S207xx).
45 PG2 bidirectional GPIO Port G2 output only, no alternate functions.
46 PG3 bidirectional GPIO Port G3 output only, no alternate functions.
47 PG4 bidirectional GPIO Port G4 output only, no alternate functions.
48 PI0 bidirectional GPIO Port I0 output only, no alternate functions.
49 PG5 bidirectional GPIO Port G5 output only, no alternate functions.
50 PG6 bidirectional GPIO Port G6 output only, no alternate functions.
51 PG7 bidirectional GPIO Port G7 output only, no alternate functions.
52 PE4 bidirectional GPIO Port E4 input/output capable.
53 PE3/TIM1_BKIN bidirectional GPIO Port E3 / Timer 1 break input for external fault signal management.
54 PE2/I2C_SDA bidirectional GPIO Port E2 (true open-drain, T) / I2C serial data line requiring external pull-up.
55 PE1/I2C_SCL bidirectional GPIO Port E1 (true open-drain, T) / I2C serial clock line requiring external pull-up.
56 PE0/CLK_CCO bidirectional GPIO Port E0 (high-sink, HS) / Configurable clock output with alternate functions.
57 PD0/TIM3_CH2 bidirectional GPIO Port D0 (high-sink, HS) / Timer 3 channel 2 output with alternate functions TIM1_BKIN and CLK_CCO.
58 PD1/SWIM bidirectional GPIO Port D1 (high-sink, HS, weak pull-up during reset) / Single Wire Interface Module debug interface.
59 PD2/TIM3_CH1 bidirectional GPIO Port D2 (high-sink, HS) / Timer 3 channel 1 output with alternate function TIM2_CH3.
60 PD3/TIM2_CH2 bidirectional GPIO Port D3 (high-sink, HS) / Timer 2 channel 2 output with alternate function ADC_ETR.
61 PD4/TIM2_CH1 bidirectional GPIO Port D4 (high-sink, HS) / Timer 2 channel 1 output with alternate function BEEP (1/2/4 kHz output).
62 PD5/UART3_TX bidirectional GPIO Port D5 / UART3 transmit output.
63 PD6/UART3_RX bidirectional GPIO Port D6 / UART3 receive input with internal pull-up during bootloader.
64 PD7/TLI bidirectional GPIO Port D7 / Top level interrupt external interrupt input with alternate function TIM1_CH4.

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package LQFP-64(10x10)
Category Embedded Processors & Controllers
Pins 64

CAD (KiCad official)

  • Symbol: STM8S207R8T6TR
  • Footprint: Package_QFP:LQFP-64_10x10mm_P0.5mm
  • 3D model: LQFP-64(10x10) (KiCad packages3D, STEP)
  • 3D model files: stm8s207r8t6tr-etched.step / stm8s207r8t6tr-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm8s207r8t6tr.step / stm8s207r8t6tr.glb are the bare package body.

Provenance

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

  • Datasheet: STMicroelectronics datasheet (117 pp, sha256 7adeaa849cf9e22f, retrieved 2026-09-22, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.2, primary claude-haiku-4-5-20251001 (text), consensus claude-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).

Datasheet PDF