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Contents

README

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STM32L010K4T6

STMicroelectronics · Microcontrollers (MCU/MPU/SOC) · LQFP-32(7x7)

STM32L010K4T6 from STMicroelectronics, in a LQFP-32(7x7). 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 VDD power_in Digital power supply input from 1.8 V to 3.6 V
2 PC14-OSC32_IN bidirectional 32.768 kHz oscillator input or general-purpose 5 V tolerant I/O
3 PC15-OSC32_OUT bidirectional 32.768 kHz oscillator output or general-purpose 3.3 V I/O
4 NRST bidirectional Active-low device reset input/output with internal pull-up resistor and Schmitt trigger
5 VDDA power_in Analog power supply input from 1.8 V to 3.6 V with maximum 300 mV deviation from VDD
6 PA0-CK_IN bidirectional General-purpose I/O with external clock input and ADC channel 0 input capabilities
7 PA1 bidirectional General-purpose 5 V tolerant I/O supporting ADC channel 1 and multiple peripheral functions
8 PA2 bidirectional General-purpose I/O with ADC channel 2 input and timer/UART/RTC peripheral functions
9 PA3 bidirectional General-purpose 5 V tolerant I/O with ADC channel 3 input and timer/UART peripheral functions
10 PA4 bidirectional General-purpose I/O with ADC channel 4 fast input and SPI/I2C/timer/UART peripheral functions
11 PA5 bidirectional General-purpose I/O with ADC channel 5 fast input, SPI clock, and timer input capture functions
12 PA6 bidirectional General-purpose 5 V tolerant I/O with ADC channel 6 input and SPI/LPTIM/UART peripheral functions
13 PA7 bidirectional General-purpose 5 V tolerant I/O with ADC channel 7 input and SPI/LPTIM/UART/timer peripheral functions
14 PB0 bidirectional General-purpose 5 V tolerant I/O supporting ADC channel 8 input and reference voltage output
15 PB1 bidirectional General-purpose 5 V tolerant I/O supporting ADC channel 9 input and reference voltage output
16 VSS power_in Digital and analog ground
17 VDD power_in Digital power supply input from 1.8 V to 3.6 V
18 PA8 bidirectional General-purpose 5 V tolerant I/O supporting microcontroller clock output and timer/UART functions
19 PA9 bidirectional General-purpose 5 V tolerant I/O supporting microcontroller clock output and I2C/LPTIM/UART/timer functions
20 PA10 bidirectional General-purpose 5 V tolerant I/O supporting I2C data, RTC reference input, and USART/timer functions
21 PA11 bidirectional General-purpose 5 V tolerant I/O supporting SPI/LPTIM/UART/timer peripheral functions
22 PA12 bidirectional General-purpose 5 V tolerant I/O supporting SPI data output and UART flow control
23 PA13 bidirectional General-purpose 5 V tolerant I/O configured for serial wire debug (SWDIO) and peripheral functions
24 PA14 bidirectional General-purpose 5 V tolerant I/O configured for serial wire debug clock (SWCLK) and peripheral functions
25 PA15 bidirectional General-purpose 5 V tolerant I/O supporting SPI slave select, timer, and USART functions
26 PB3 bidirectional General-purpose 5 V tolerant I/O supporting SPI clock and timer input capture
27 PB4 bidirectional General-purpose 5 V tolerant I/O supporting SPI data input
28 PB5 bidirectional General-purpose 5 V tolerant I/O supporting SPI data output, LPTIM input, I2C, and timer functions
29 PB6 bidirectional General-purpose 5 V tolerant I/O supporting USART/I2C/LPTIM/timer/LPUART peripheral functions
30 PB7 bidirectional General-purpose 5 V tolerant I/O supporting USART/I2C/LPTIM/timer/LPUART and voltage reference functions
31 PB9-BOOT0 input Boot mode selection input with internal pull-down that determines device boot sequence during reset
32 VSS power_in Digital and analog ground

Key specifications

Parameter Value
Manufacturer STMicroelectronics
Package LQFP-32(7x7)
Category Embedded Processors & Controllers
Pins 32

CAD (KiCad official)

  • Symbol: STM32L010K4T6
  • Footprint: Package_QFP:LQFP-32_7x7mm_P0.8mm
  • 3D model: LQFP-32(7x7) (KiCad packages3D, STEP)
  • 3D model files: stm32l010k4t6-etched.step / stm32l010k4t6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm32l010k4t6.step / stm32l010k4t6.glb are the bare package body.

Provenance

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

  • Datasheet: STMicroelectronics datasheet (91 pp, sha256 726f3aaf6245710a, retrieved 2026-09-23, 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