# STM32L031K6T6TR (Component)
## Description
ST Microelectronics
STM32L031K6T6TR
LQFP-32_L7.0-W7.0-P0.80-LS9.0-BL
LCSC Part Number: C2054289
JLCPCB Part Class: Extended Part
Manufactured by ST(意法半导体) STMicroelectronics STM32L031x4/6 ultra-low-power 32-bit ARM Cortex-M0+ microcontroller family, operating up to 32MHz, with up to 32KB Flash memory, 1KB EEPROM and 8KB SRAM. Features 12-bit ADC with hardware oversampling, ultra-low-power comparators, timers, RTC, watchdogs, SysTick, I2C, SPI, USART and low-power UART interfaces. Supports multiple internal/external clock sources, low-power modes, backup registers and operation from 1.8V to 3.6V supply, with power-down operation down to 1.65V. Suitable for low-power embedded, battery-powered, sensor, industrial and portable applications.
Search Keywords:
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Hashtags:
#STM32L031
#STM32L031x4
#STM32L031x6
#STMicroelectronics
#STM32L0
#CortexM0Plus
#ARMMicrocontroller
#UltraLowPowerMCU
#32MHzMCU
#32KBFlash
#EEPROMMCU
#I2CMCU
#SPIMCU
#USARTMCU
#LowPowerUART
#ADC12bit
## Component Details
- **Owner:** lcsc
- **Created:** 11/4/2024
- **Last Updated:** 6/7/2026
- **Visibility:** Public
- **Manufacturer Name:** ST(意法半导体)
- **Datasheet URL:** https://www.lcsc.com/datasheet/C2054289.pdf?spm=wm.sxq.inf.ggs&lcsc_vid=FlVZVVIFFgBeVAVTT1BXUgFfEwJeVlBfEwVcAlMHRAQxVlNeR1laV1FWQlJeXjsOAxUeFF5JWBYZEEoKFBINSQcJGk4dAgUUFAk%3D
- **Manufacturer Part Number:** STM32L031K6T6TR
- **LCSC Part Number:** C2054289
- **Symbol Style:** parametric-v1
- **Package or Case Code:** LQFP-32_L7.0-W7.0-P0.80-LS9.0-BL
- **Part Type:** ST Microelectronics
- **JLCPCB Part Class:** Extended Part
- **Used in:** 23 projects
## Distributor Pricing (qty 1)
*Pricing shown for quantity 1. For price breaks and other quantities, open in Flux.*
| Distributor | Unit Price (qty 1) | Stock |
|------------|--------------------|-------|
| [Arrow](https://www.arrow.com/en/products/stm32l031k6t6tr/stmicroelectronics.html?utm_currency=USD®ion=nac) | N/A | N/A |
| [LCSC](https://www.lcsc.com/product-detail/C2054289.html) | $2.2002 | 179 |
| [Mouser](https://www.mouser.com/ProductDetail/STMicroelectronics/STM32L031K6T6TR?qs=xwQlLnDx56Cmxri8cgW0QQ%3D%3D) | $2.41 | 0 |
| [Verical](https://www.verical.com/pd/stmicroelectronics-microcontroller-STM32L031K6T6TR-5686912?utm_currency=USD) | N/A | N/A |
- **Part Type:** Integrated Circuits
- **Sub-Type:** Logic
- **Manufacturer:** STMicroelectronics
- **MPN:** STM32L031K6T6TR
- **Mount Type:** PCB
- **Package / Case Code:** 32-LQFP
- **Pin Count:** 32
- **Logic Function:** AND
## Pins
| Pin | Name | Type |
|-----|------|------|
| 1 | VDD | |
| 2 | PC14-OSC_IN | |
| 3 | PA15-OSC32_OUT | |
| 4 | NRST | |
| 5 | VDDA | |
| 6 | PA0-CK_IN | |
| 7 | PA1 | |
| 8 | PA2 | |
| 9 | PA3 | |
| 10 | PA4 | |
| 11 | PA5 | |
| 12 | PA6 | |
| 13 | PA7 | |
| 14 | PB0 | |
| 15 | PB1 | |
| 16 | VSS | |
| 17 | VDD | |
| 18 | PA8 | |
| 19 | PA9 | |
| 20 | PA10 | |
| 21 | PA11 | |
| 22 | PA12 | |
| 23 | PA13 | |
| 24 | PA14 | |
| 25 | PA15 | |
| 26 | PB3 | |
| 27 | PB4 | |
| 28 | PB5 | |
| 29 | PB6 | |
| 30 | PB7 | |
| 31 | BOOT0 | |
| 32 | VSS | |
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*Generated from [https://www.flux.ai/lcsc/stm32l031k6t6tr~mfdk](https://www.flux.ai/lcsc/stm32l031k6t6tr~mfdk)*