Mfr Part #:

STM32L151CBU6A

The STM32L151CBU6A is a 32-bit microcontroller from STMicroelectronics featuring an ARM Cortex-M3 core. It offers 128KB of Flash memory and operates at 32MHz.

✓ Total Stock: 8,249 pcs

$ Price Range: $6.40

STM32L151CBU6A Available from 2 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	5,475 pcs On Request	5475 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Xingangxin ✓ Non-Authorised Inventory information	2,774 pcs On Request	2774 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

STM32L151CBU6A Description

Short technical summary and product information.

This STM32L151CBU6A microcontroller by STMicroelectronics is built around the ARM Cortex-M3 core, providing a 32-bit single-core architecture. It operates at a speed of 32MHz and includes 128KB of FLASH program memory along with 32KB of RAM and 4KB of EEPROM.

Key electrical features include a wide operating voltage range of 1.8V to 3.6V and 37 I/O pins. Connectivity options encompass I²C, IrDA, LINbus, SPI, UART/USART, and USB. The device also supports various peripherals such as Brown-out Detect/Reset, Cap Sense, DMA, I²S, POR, PWM, and WDT. Data conversion capabilities include 16-bit A/D and 12-bit D/A converters.

The microcontroller is housed in a 48-UFQFPN (7x7) package and is designed for surface mounting. It operates within a temperature range of -40°C to 85°C (TA). The internal oscillator type simplifies design considerations.

STM32L151CBU6A Quick Information

Product Type: Microcontroller

Series: STM32L1

Canonical Name: STM32L151CBU6A ARM Cortex-M3 Microcontroller

Subcategory: Embedded Microcontroller

STM32L151CBU6A Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

STM32L151CBU6A Estimated Pricing

Qty	Low	High
1+	$6.40	$6.40

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

STM32L151CBU6A Features

32-bit ARM Cortex-M3 single-core processor.
Operates at a speed of 32MHz.
128KB Flash program memory.
32K x 8 RAM size.
Surface mountable 48-UFQFPN package.

STM32L151CBU6A Applications

Suitable for embedded control systems.
Ideal for applications requiring serial communication.
Used in devices needing data conversion.
Designed for low-power embedded applications.

STM32L151CBU6A FAQs

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

What is the core processor of the STM32L151CBU6A?

The core processor is ARM® Cortex®-M3.

What is the operating speed of the STM32L151CBU6A?

The operating speed is 32MHz.

How much program memory does the STM32L151CBU6A have?

It has 128KB (128K x 8) of FLASH program memory.

What is the operating voltage range for this microcontroller?

The operating voltage range is 1.8V to 3.6V.

What is the operating temperature range?

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

What package type is the STM32L151CBU6A supplied in?

It is supplied in a 48-UFQFPN (7x7) package.

What are the connectivity options available on this device?

Connectivity options include I²C, IrDA, LINbus, SPI, UART/USART, and USB.

Category	Microcontrollers
Manufacturer Name	STMicroelectronics
AEC Qualified	No
Automotive Grade	No
Connectivity	I²C, IrDA, LINbus, SPI, UART/USART, USB
Core Processor	ARM® Cortex®-M3
Core Size	32-Bit Single-Core
Data Converters	A/D 16x12b; D/A 2x12b
EEPROM Size	4K x 8
Industrial Grade	No
Lead Spacing	7 mm
Medical Grade	No
Military Grade	No
Mounting Type	Surface Mount
Number of I	37
Operating Temperature	-40°C ~ 85°C (TA)
Oscillator Type	Internal
Peripherals	Brown-out Detect/Reset, Cap Sense, DMA, I²S, POR, PWM, WDT
Program Memory Size	128 KB (128K x 8)
Program Memory Type	FLASH
RAM Size	32K x 8
Speed	32 MHz
Supplier Device Package	48-UFQFPN (7x7)
Tape & Reel	No
Voltage	1.8V ~ 3.6V