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STM32F042F6P6TR
Public Made by Adomby adom
STMicroelectronics Microcontrollers (MCU/MPU/SOC), TSSOP-20(4.4x6.5). Datasheet-verified pinout, 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
markdownSTM32F042F6P6TR
STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · TSSOP-20(4.4x6.5)
STM32F042F6P6TR from STMicroelectronics, in a TSSOP-20(4.4x6.5). 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 | PB8-BOOT0 | bidirectional | General-purpose input/output port B pin 8 supporting boot memory selection; configurable for I2C1_SCL, CEC, TIM16_CH1, TSC_SYNC, or CAN_RX alternate functions. |
| 2 | PF0-OSC_IN | bidirectional | General-purpose input/output port F pin 0 for high-speed oscillator input; supports CRS_SYNC, I2C1_SDA, and OSC_IN functions. |
| 3 | PF1-OSC_OUT | bidirectional | General-purpose input/output port F pin 1 for high-speed oscillator output; supports I2C1_SCL and OSC_OUT functions. |
| 4 | NRST | bidirectional | Device reset input/output (active low) with embedded weak pull-up resistor and internal reset output generation. |
| 5 | VDDA | power_in | Analog power supply operating range 2.4 to 3.6 V (when ADC is used) or VDD to 3.6 V; must be established before or equal to VDD. |
| 6 | PA0 | bidirectional | 3.3 V tolerant general-purpose input/output port A pin 0; supports USART2_CTS, TIM2_CH1_ETR, TSC_G1_IO1 alternate functions and ADC_IN0, WKUP1, RTC_TAMP2. |
| 7 | PA1 | bidirectional | 3.3 V tolerant general-purpose input/output port A pin 1; supports USART2_RTS, TIM2_CH2, TSC_G1_IO2, EVENTOUT alternate functions and ADC_IN1. |
| 8 | PA2 | bidirectional | 3.3 V tolerant general-purpose input/output port A pin 2; supports USART2_TX, TIM2_CH3, TSC_G1_IO3 alternate functions and ADC_IN2, WKUP4. |
| 9 | PA3 | bidirectional | 3.3 V tolerant general-purpose input/output port A pin 3; supports USART2_RX, TIM2_CH4, TSC_G1_IO4 alternate functions and ADC_IN3. |
| 10 | PA4 | bidirectional | 3.3 V tolerant general-purpose input/output port A pin 4; supports SPI1_NSS, I2S1_WS, TIM14_CH1, TSC_G2_IO1, USART2_CK alternate functions and USB_NOE, ADC_IN4. |
| 11 | PA5 | bidirectional | 3.3 V tolerant general-purpose input/output port A pin 5; supports SPI1_SCK, I2S1_CK, CEC, TIM2_CH1_ETR, TSC_G2_IO2 alternate functions and ADC_IN5. |
| 12 | PA6 | bidirectional | 3.3 V tolerant general-purpose input/output port A pin 6; supports SPI1_MISO, I2S1_MCK, TIM3_CH1, TIM1_BKIN, TIM16_CH1, TSC_G2_IO3, EVENTOUT alternate functions and ADC_IN6. |
| 13 | PA7 | bidirectional | 3.3 V tolerant general-purpose input/output port A pin 7; supports SPI1_MOSI, I2S1_SD, TIM3_CH2, TIM14_CH1, TIM1_CH1N, TIM17_CH1, TSC_G2_IO4, EVENTOUT alternate functions and ADC_IN7. |
| 14 | PB1 | bidirectional | 3.3 V tolerant general-purpose input/output port B pin 1; supports TIM14_CH1, TIM3_CH4, TIM1_CH3N, TSC_G3_IO3 alternate functions and ADC_IN9. |
| 15 | VSSA | power_in | Analog ground providing return path for analog power supply and ADC reference circuits. |
| 16 | VDDIO2 | power_in | Independent digital power supply for designated I/Os, operating range 1.65 to 3.6 V; must be supplied when VDD is present and is monitored against VREFINT. |
| 17 | PA9 | bidirectional | 5 V tolerant general-purpose input/output port A pin 9 (VDDIO2-supplied); supports USART1_TX, TIM1_CH2, TSC_G4_IO1, I2C1_SCL alternate functions. |
| 18 | PA10 | bidirectional | 5 V tolerant general-purpose input/output port A pin 10 (VDDIO2-supplied); supports USART1_RX, TIM1_CH3, TIM17_BKIN, TSC_G4_IO2, I2C1_SDA alternate functions. |
| 19 | PA13 | bidirectional | 5 V tolerant general-purpose input/output port A pin 13 (VDDIO2-supplied) configured as SWDIO on reset; supports IR_OUT, USB_NOE alternate functions. |
| 20 | PA14 | bidirectional | 5 V tolerant general-purpose input/output port A pin 14 (VDDIO2-supplied) configured as SWCLK on reset; supports USART2_TX alternate function. |
Key specifications
| Parameter | Value |
|---|---|
| Manufacturer | STMicroelectronics |
| Package | TSSOP-20(4.4x6.5) |
| Category | Embedded Processors & Controllers |
| Pins | 20 |
CAD (KiCad official)
- Symbol:
STM32F042F6P6TR - Footprint:
Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm - 3D model: TSSOP-20(4.4x6.5) (KiCad packages3D, STEP)
- 3D model files:
stm32f042f6p6tr-etched.step/stm32f042f6p6tr-etched.glbcarry the MPN laser-etched on the die in a toggleableAdom.LaserEtchgroup (Fusion-ready);stm32f042f6p6tr.step/stm32f042f6p6tr.glbare the bare package body.
Provenance
Data extracted from the manufacturer datasheet, not a distributor listing:
- Datasheet: STMicroelectronics datasheet (117 pp, sha256
7af7ec8f5a596b23, retrieved 2026-09-23, 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).