Loads on click. Unloads only if this page sits in the background.

Symbol & Footprint

Schematic Symbol

Open full view ↗
Loads on click. Unloads only if this page sits in the background.

PCB Footprint

Open full view ↗
Loads on click. Unloads only if this page sits in the background.
Loads on click. Unloads only if this page sits in the background.
Download PDF
Contents

README

markdown

STM32L072KZT6

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

STM32L072KZT6 from STMicroelectronics, in a LQFP-32(7x7). 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 VDD power_in Main power supply pin; the device operates from 1.65 V to 3.6 V.
2 PC14-OSC32_IN bidirectional 5 V tolerant (FT) I/O; also serves as the 32 kHz oscillator input OSC32_IN.
3 PC15-OSC32_OUT bidirectional Standard 3.3 V (TC) I/O; also serves as the 32 kHz oscillator output OSC32_OUT.
4 NRST bidirectional Bidirectional reset pin with an embedded weak pull-up resistor.
5 VDDA power_in Analog supply pin (VDDA).
6 PA0 bidirectional I/O with structure TT as printed (footnote 'a' is not defined in the datasheet legend); also ADC_IN0, COMP1_INM, and RTC_TAMP2/WKUP1 wakeup.
7 PA1 bidirectional 5 V tolerant (FT) I/O; also ADC_IN1, COMP1_INP, TIM2_CH2, and USART2_RTS/USART2_DE.
8 PA2 bidirectional 5 V tolerant (FT) I/O; also ADC_IN2, COMP2_INM, USART2_TX, and LPUART1_TX.
9 PA3 bidirectional 5 V tolerant (FT) I/O; also ADC_IN3, COMP2_INP, USART2_RX, and LPUART1_RX.
10 PA4 bidirectional Standard 3.3 V (TC) I/O with reduced touch sensitivity, recommended for use as sampling capacitor I/O; also ADC_IN4 and DAC_OUT1.
11 PA5 bidirectional Standard 3.3 V (TC) I/O; also ADC_IN5, DAC_OUT2, and SPI1_SCK.
12 PA6 bidirectional 5 V tolerant (FT) I/O; also ADC_IN6, SPI1_MISO, and TIM3_CH1.
13 PA7 bidirectional 5 V tolerant (FT) I/O; also ADC_IN7, SPI1_MOSI, and TIM3_CH2.
14 PB0 bidirectional 5 V tolerant (FT) I/O; also ADC_IN8, VREF_OUT, and TIM3_CH3.
15 PB1 bidirectional 5 V tolerant (FT) I/O; also ADC_IN9, VREF_OUT, and TIM3_CH4.
16 VSS power_in Ground pin.
17 VDD power_in Power supply pin; the device operates from 1.65 V to 3.6 V.
18 PA8 bidirectional 5 V tolerant, Fast-mode Plus capable (FTf) I/O; also MCO, USB_CRS_SYNC, USART1_CK, and I2C3_SCL.
19 PA9 bidirectional 5 V tolerant, Fast-mode Plus capable (FTf) I/O; also MCO, TSC_G4_IO1, USART1_TX, I2C1_SCL, and I2C3_SMBA.
20 PA10 bidirectional 5 V tolerant, Fast-mode Plus capable (FTf) I/O; also TSC_G4_IO2, USART1_RX, and I2C1_SDA.
21 PA11 bidirectional 5 V tolerant (FT) I/O powered by VDD_USB per datasheet note 3; also USB_DM, SPI1_MISO, USART1_CTS, and COMP1_OUT.
22 PA12 bidirectional 5 V tolerant (FT) I/O powered by VDD_USB per datasheet note 3; also USB_DP, SPI1_MOSI, USART1_RTS/USART1_DE, and COMP2_OUT.
23 PA13 bidirectional 5 V tolerant (FT) I/O; also SWDIO, USB_NOE, and LPUART1_RX.
24 PA14 bidirectional 5 V tolerant (FT) I/O; also SWCLK, USART2_TX, and LPUART1_TX.
25 PA15 bidirectional 5 V tolerant (FT) I/O; also SPI1_NSS, TIM2_ETR, USART2_RX, and USART4_RTS/USART4_DE.
26 PB3 bidirectional 5 V tolerant (FT) I/O; also SPI1_SCK, TIM2_CH2, TSC_G5_IO1, and USART1_RTS/USART1_DE.
27 PB4 bidirectional 5 V tolerant, Fast-mode Plus capable (FTf) I/O; also SPI1_MISO, TIM3_CH1, TSC_G5_IO2, and I2C3_SDA.
28 PB5 bidirectional 5 V tolerant (FT) I/O; also SPI1_MOSI, LPTIM1_IN1, I2C1_SMBA, and USART1_CK.
29 PB6 bidirectional 5 V tolerant, Fast-mode Plus capable (FTf) I/O; also USART1_TX, I2C1_SCL, LPTIM1_ETR, and TSC_G5_IO3.
30 PB7 bidirectional 5 V tolerant, Fast-mode Plus capable (FTf) I/O; also USART1_RX, I2C1_SDA, LPTIM1_IN2, and VREF_PVD_IN.
31 BOOT0 input Dedicated BOOT0 boot-mode selection input pin.
32 VSS power_in Ground pin.

Key specifications

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

CAD (KiCad official)

  • Symbol: STM32L072KZT6
  • Footprint: Package_QFP:LQFP-32_7x7mm_P0.8mm
  • 3D model: LQFP-32(7x7) (KiCad packages3D, STEP)
  • 3D model files: stm32l072kzt6-etched.step / stm32l072kzt6-etched.glb carry the MPN laser-etched on the die in a toggleable Adom.LaserEtch group (Fusion-ready); stm32l072kzt6.step / stm32l072kzt6.glb are the bare package body.

Provenance

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

  • Datasheet: STMicroelectronics datasheet (160 pp, sha256 13ea53054244ac9d, retrieved 2026-10-08, tier: lcsc)
  • Extractor: parts-factory 2.0.0 / extract_pins 0.3, primary claude-haiku-5-5 (text), consensus claude-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).

Datasheet PDF