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STM32L051K8U6

The STMicroelectronics STM32L051K8U6 is a 32-bit microcontroller featuring 64KB of FLASH program memory and 8KB of RAM. It operates at speeds up to 32MHz.

✓ Total Stock: 86,323 pcs

$ Price Range: $6.40

STM32L051K8U6 Available from 5 distributors

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Fe Components ✓ Non-Authorised Inventory information	72,641 pcs On Request	72641 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Risen Electronics ✓ Non-Authorised Inventory information	12,000 pcs On Request	12000 pcs	On Request	1	On Request	On Request	On Request	On Request	2026-02-16 21:33:16
Braun Electronic Components ✓ Non-Authorised Inventory information	1,000 pcs On Request	1000 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Seba Components ✓ Non-Authorised Inventory information	670 pcs On Request	670 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Components Technology Group, Inc. ✓ Non-Authorised Inventory information	12 pcs On Request	12 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

STM32L051K8U6 Description

Short technical summary and product information.

The STMicroelectronics STM32L051K8U6 is a 32-bit microcontroller based on the ARM Cortex-M0+ core. It offers 64KB of FLASH program memory and 8KB of RAM, suitable for embedded applications requiring efficient processing.

This device operates within a voltage range of 1.65V to 3.6V and features a maximum clock speed of 32MHz. It includes peripherals such as DMA, PWM, and WDT, along with data converters like A/D 10x12b. Connectivity options include I²C, IrDA, SPI, and UART/USART.

The STM32L051K8U6 is housed in a 32-UFQFPN exposed pad package, designed for surface mounting. Its operating temperature range is -40°C to 85°C (TA).

STM32L051K8U6 Quick Information

Product Type: Microcontroller

Canonical Name: STMicroelectronics STM32L051K8U6 Microcontroller

Subcategory: Embedded Microcontrollers

STM32L051K8U6 Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

STM32L051K8U6 Estimated Pricing

Qty	Low	High
1+	$6.40	$6.40

Estimated market price range - modelled values for guidance only, not live distributor offers.

STM32L051K8U6 Features

32-bit ARM Cortex-M0+ core processor.
64KB FLASH program memory.
8KB RAM size.
Operates at 32MHz speed.
Surface mount 32-UFQFPN package.

STM32L051K8U6 Applications

Suitable for embedded control applications.
Ideal for low-power designs.
Features multiple communication interfaces.
Includes analog-to-digital converters.

STM32L051K8U6 FAQs

4 frequently asked questions generated from this part’s specifications.

What is the operating voltage range for the STM32L051K8U6?

The operating voltage range is 1.65V to 3.6V.

What package type is the STM32L051K8U6 available in?

It is available in a 32-UFQFPN exposed pad package.

What is the operating temperature range for this microcontroller?

The operating temperature range is -40°C to 85°C (TA).

What is the RoHS status of the STM32L051K8U6?

The RoHS status is RoHS3 Compliant.

Category	Microcontrollers
Manufacturer Name	STMicroelectronics
Connectivity	I²C, IrDA, SPI, UART/USART
Core Processor	ARM® Cortex®-M0+
Core Size	32-Bit
Data Converters	A/D 10x12b
EEPROM Size	2K x 8
Lead Spacing	5 mm
Mounting Type	Surface Mount
Number of I	27
Operating Temperature	[{'min': -40, 'max': 85, 'unit': '°C', 'display_value': '-40°C ~ 85°C (TA)'}]
Oscillator Type	Internal
Peripherals	Brown-out Detect/Reset, DMA, POR, PWM, WDT
Program Memory Size	64KB (64K x 8)
Program Memory Type	FLASH
RAM Size	8K x 8
Speed	32MHz
Supplier Device Package	32-UFQFPN (5x5)
Supplier Package	32-UFQFPN (5x5)
Tape & Reel	No
Voltage	[{'min': 1.65, 'max': 3.6, 'unit': 'V', 'display_value': '1.65V ~ 3.6V'}]