STM32L031E6Y6TR is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


STMicroelectronics
In Stock: 0
Unit Price: $2.08000
Datasheet

Parametric Equivalent


STMicroelectronics
In Stock: 4,354
Unit Price: $2.40000
Datasheet
ARM® Cortex®-M0+ STM32L0 Microcontroller IC 32-Bit 32MHz 32KB (32K x 8) FLASH 25-WLCSP (2.1x2.49)
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
ARM® Cortex®-M0+ STM32L0 Microcontroller IC 32-Bit 32MHz 32KB (32K x 8) FLASH 25-WLCSP (2.1x2.49)
Getting Started with STM32 and Nucleo Part 1: Introduction to STM32CubeIDE and Blinky – Digi-Key

STM32L031E6Y6TR

DigiKey Part Number
497-18804-2-ND - Tape & Reel (TR)
497-18804-1-ND - Cut Tape (CT)
497-18804-6-ND - Digi-Reel®
Manufacturer
Manufacturer Product Number
STM32L031E6Y6TR
Description
IC MCU 32BIT 32KB FLASH 25WLCSP
Manufacturer Standard Lead Time
52 Weeks
Customer Reference
Detailed Description
ARM® Cortex®-M0+ STM32L0 Microcontroller IC 32-Bit 32MHz 32KB (32K x 8) FLASH 25-WLCSP (2.1x2.49)
Datasheet
 Datasheet
EDA/CAD Models
STM32L031E6Y6TR Models
Product Attributes
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Category
Program Memory Size
Mfr
Program Memory Type
FLASH
Series
EEPROM Size
1K x 8
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
RAM Size
8K x 8
Part Status
Active
Voltage - Supply (Vcc/Vdd)
1.8V ~ 3.6V
DigiKey Programmable
Not Verified
Data Converters
A/D 10x12b
Core Processor
ARM® Cortex®-M0+
Oscillator Type
Internal
Core Size
Operating Temperature
-40°C ~ 85°C (TA)
Speed
32MHz
Mounting Type
Surface Mount
Connectivity
I2C, IrDA, LINbus, SPI, UART/USART
Supplier Device Package
25-WLCSP (2.1x2.49)
Peripherals
Brown-out Detect/Reset, DMA, POR, PWM, WDT
Package / Case
25-UFBGA, WLCSP
Number of I/O
20
Base Product Number
Associated Products
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
STM32L031E6Y6DTRSTMicroelectronics0497-STM32L031E6Y6DTRCT-ND$2.08000Parametric Equivalent
STM32L041E6Y6TRSTMicroelectronics4,354497-STM32L041E6Y6TRCT-ND$2.40000Parametric Equivalent
In-Stock: 0
5,000 expected in stock on 23-Nov-2026
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$2.08000$2.08
10$1.52600$15.26
50$1.30560$65.28
100$1.23730$123.73
500$1.12152$560.76
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
5,000$1.02504$5,125.20
Tariff Status: Tariff may apply if shipping to the United States. Tariff costs are calculated and will be displayed in the shopping cart.