STM32L010F4P6

@@ -0,0 +1,60 @@+# STM32L010F4P6++**STMicroelectronics** · Microcontrollers (MCU/MPU/SOC) · TSSOP-20++STM32L010F4P6 from STMicroelectronics, in a TSSOP-20. 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 | PB9-BOOT0 | bidirectional | General-purpose I/O PB9 muxed with BOOT0 boot-mode selection input. After reset acts as BOOT0 to select boot memory; then remappable as PB9 GPIO. 5 V tolerant (FT). |+| 2 | PC14-OSC32_IN | bidirectional | GPIO PC14 muxed with 32 kHz LSE crystal oscillator input (OSC32_IN). 5 V tolerant (FT). Additional function selected via RCC registers. |+| 3 | PC15-OSC32_OUT | bidirectional | GPIO PC15 muxed with 32 kHz LSE crystal oscillator output (OSC32_OUT). Standard 3.3 V I/O (TC). |+| 4 | NRST | bidirectional | Device reset input / internal open-drain reset output. Active low. Internal pull-up. |+| 5 | VDDA | power_in | Analog power supply for ADC and internal voltage reference. 1.8 V to 3.6 V. |+| 6 | PA0-CK_IN | bidirectional | GPIO PA0 with 3.3 V ADC-connected I/O (TTa). Alternate functions: USART2_RX, LPTIM1_IN1, TIM2_CH1/ETR, USART2_CTS, LPUART1_RX. Additional: ADC_IN0, RTC_TAMP2/WKUP1/CK_IN. |+| 7 | PA1 | bidirectional | GPIO PA1, 5 V tolerant (FT). Alternate: EVENTOUT, LPTIM1_IN2, TIM2_CH2, I2C1_SMBA, USART2_RTS, TIM21_ETR, LPUART1_TX. Additional: ADC_IN1. |+| 8 | PA2 | bidirectional | GPIO PA2, 3.3 V ADC-connected I/O (TTa). Alternate: TIM21_CH1, TIM2_CH3, USART2_TX, LPUART1_TX. Additional: ADC_IN2, RTC_TAMP3/RTC_TS/RTC_OUT/WKUP3. |+| 9 | PA3 | bidirectional | GPIO PA3, 5 V tolerant (FT). Alternate: TIM21_CH2, TIM2_CH4, USART2_RX, LPUART1_RX. Additional: ADC_IN3. |+| 10 | PA4 | bidirectional | GPIO PA4, 3.3 V ADC-connected I/O (TTa). Alternate: SPI1_NSS, LPTIM1_IN1/ETR, I2C1_SCL, USART2_CK, TIM2_ETR, LPUART1_TX. Additional: ADC_IN4. |+| 11 | PA5 | bidirectional | GPIO PA5, 3.3 V ADC-connected I/O (TTa). Alternate: SPI1_SCK, LPTIM1_IN2, TIM2_ETR, TIM2_CH1. Additional: ADC_IN5. |+| 12 | PA6 | bidirectional | GPIO PA6, 5 V tolerant (FT). Alternate: SPI1_MISO, LPTIM1_ETR, LPUART1_CTS, EVENTOUT. Additional: ADC_IN6. |+| 13 | PA7 | bidirectional | GPIO PA7, 5 V tolerant (FT). Alternate: SPI1_MOSI, LPTIM1_OUT, USART2_CTS, TIM21_ETR, EVENTOUT. Additional: ADC_IN7. |+| 14 | PB1 | bidirectional | GPIO PB1, 5 V tolerant (FT). Alternate: USART2_CK, SPI1_MOSI, LPTIM1_IN1, LPUART1_RTS, TIM2_CH4. Additional: ADC_IN9, VREF_OUT. |+| 15 | VSS | power_in | Digital and analog ground reference. |+| 16 | VDD | power_in | Digital power supply. 1.8 V to 3.6 V. |+| 17 | PA9 | bidirectional | GPIO PA9, 5 V tolerant (FT). Alternate: MCO, I2C1_SCL, LPTIM1_OUT, USART2_TX, TIM21_CH2. |+| 18 | PA10 | bidirectional | GPIO PA10, 5 V tolerant (FT). Alternate: TIM21_CH1, I2C1_SDA, RTC_REFIN, USART2_RX, TIM2_CH3. |+| 19 | PA13 | bidirectional | GPIO PA13, 5 V tolerant (FT). Default alternate SWDIO (serial-wire debug data). Also LPTIM1_ETR, I2C1_SDA, SPI1_SCK, LPUART1_RX. |+| 20 | PA14 | bidirectional | GPIO PA14, 5 V tolerant (FT). Default alternate SWCLK (serial-wire debug clock). Also LPTIM1_OUT, I2C1_SMBA, USART2_TX, SPI1_MISO, LPUART1_TX. |++## Key specifications++| Parameter | Value |+|---|---|+| Manufacturer | STMicroelectronics |+| Package | TSSOP-20 |+| Category | MCU |+| Pins | 20 |++## Ordering variants++- `STM32L010F4P6F4P6`+- `STM32L010F4P6K4T6`++## CAD (KiCad official)++- Symbol: `STM32L010F4P6`+- Footprint: `Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm`+- 3D model: TSSOP-20 (KiCad packages3D, STEP)++## Provenance++Data extracted from the manufacturer datasheet, not a distributor listing:++- **Datasheet:** [STMicroelectronics datasheet](https://www.st.com/resource/en/datasheet/stm32l010f4p6.pdf) (91 pp, sha256 `726f3aaf6245710a`, retrieved 2026-08-17, tier: manufacturer)+- **Extractor:** `ds2sf` (Claude). Every pin and dimension is cited to a datasheet page; it refuses to fabricate.+- **CAD:** KiCad official libraries (CC-BY-SA 4.0).++[Datasheet PDF](docs/stm32l010f4p6-datasheet.pdf)

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