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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersSTM32L451CCU6
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STM32L451CCU6 - STMicroelectronics

Manufacturer Part Number
STM32L451CCU6
Manufacturer
STMicroelectronics
Allelco Part Number
32D-STM32L451CCU6
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC MCU 32BIT 256KB FLSH 48UFQFPN
Package
48-UFQFPN (7x7)
Data sheet
1.STM32L451CCU6.pdf ...

PCN Assembly/Origin

Multi Dev 21/Sep/2022.pdf

PCN Design/Specification

STM32L4/4+ DS Update 30/May/2018.pdf

HTML Datasheet

STM32L451xx Datasheet.pdf
RoHs Status
ROHS3 Compliant
Compare
Our certification
In stock: 11115
  • Unit Price: $4.326
  • Subtotal: $0.00

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Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $4.326 $4.33
10+ $4.221 $42.21
30+ $4.151 $124.53
100+ $4.081 $408.10
The above prices does not include taxes and freight rates, which will be calculated on the order pages.
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Specifications

STM32L451CCU6 Tech Specifications
STMicroelectronics - STM32L451CCU6 technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - STM32L451CCU6

Product Attribute Attribute Value  
Manufacturer STMicroelectronics  
Voltage - Supply (Vcc/Vdd) 1.71V ~ 3.6V  
Supplier Device Package 48-UFQFPN (7x7)  
Speed 80MHz  
Series STM32L4  
RAM Size 160K x 8  
Program Memory Type FLASH  
Program Memory Size 256KB (256K x 8)  
Peripherals Brown-out Detect/Reset, DMA, PWM, WDT  
Package / Case 48-UFQFN Exposed Pad  
Package Tray  
Product Attribute Attribute Value  
Oscillator Type Internal  
Operating Temperature -40°C ~ 85°C (TA)  
Number of I/O 38  
Mounting Type Surface Mount  
EEPROM Size -  
Data Converters A/D 10x12b; D/A 1x12b  
Core Size 32-Bit Single-Core  
Core Processor ARM® Cortex®-M4  
Connectivity CANbus, I²C, IrDA, LINbus, QSPI, SAI, SPI, UART/USART  
Base Product Number STM32L451  

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 3 (168 Hours)
REACH Status REACH Unaffected
ECCN 3A991A2
HTSUS 8542.31.0001

Parts Introduction

Manufacturer Part Number

STM32L451CCU6

Manufacturer

stmicroelectronics

Introduction

STM32L451CCU6, a low-power ARM Cortex-M4 core-based microcontroller

Product Features and Performance

80MHz maximum frequency

ARM Cortex-M4 core with DSP and FPU

Low-power consumption

32-Bit Single-Core processing power

Product Advantages

High system integration

Robust peripheral set

Energy-efficient operation

Key Technical Parameters

32-Bit ARM Cortex-M4

80MHz speed

256KB FLASH memory

160K x 8 RAM

71V to 3.6V supply voltage

10×12-bit A/D converters

1×12-bit D/A converter

Operating temperatures from -40°C to 85°C

Quality and Safety Features

Brown-out Detect/Reset

Watchdog Timer (WDT)

Compatibility

CANbus, I2C, IrDA, LINbus, QSPI, SAI, SPI, UART/USART connectivity

Surface Mount mounting type

48-UFQFPN (7x7) package

Application Areas

Industrial control

Consumer electronics

Internet of things devices

Medical equipment

Home automation

Product Lifecycle

Active status

Not near discontinuation with ongoing support

Several Key Reasons to Choose This Product

Low power usage extends battery life in portable devices

High integration reduces system complexity and BOM cost

Wide range of connectivity options for flexible design

Integrated analog features simplify circuit design

Large on-chip memory optimizes software capability

Robust temperature range suitable for harsh environments

STM32 ecosystem support including development tools and software

Parts with Similar Specifications

The three parts on the right have similar specifications to STMicroelectronics STM32L451CCU6

Product Attribute STM32L451CCU6TR STM32L451CEU6 STM32L451CCU3 STM32L451CCU3TR
Part Number STM32L451CCU6TR STM32L451CEU6 STM32L451CCU3 STM32L451CCU3TR
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
EEPROM Size - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Program Memory Type - - - -
Peripherals - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Data Converters - - - -
Core Size - - - -
Core Processor - - - -
Oscillator Type - - - -
Voltage - Supply (Vcc/Vdd) - - - -
Connectivity - - - -
RAM Size - - - -
Speed - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Number of I/O - - - -
Series - - - -
Program Memory Size - - - -

STM32L451CCU6 Datasheet PDF

Download STM32L451CCU6 pdf datasheets and STMicroelectronics documentation for STM32L451CCU6 - STMicroelectronics.

PCN Packaging
Material Barrier Bag 17/Dec/2020.pdf
PCN Assembly/Origin
Multi Dev 21/Sep/2022.pdf
PCN Design/Specification
STM32L4/4+ DS Update 30/May/2018.pdf
HTML Datasheet
STM32L451xx Datasheet.pdf

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Customer Reviews

Evaluation: 10 Articles

  • Jess***Jones
    Apr 17, 2026

    It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

  • Mich***Smith
    Apr 17, 2026

    Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

  • Aman***arris
    Apr 3, 2026

    It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

  • Mike***nch
    Apr 3, 2026

    Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

  • Daic***K.
    Mar 23, 2026

    Very good. No issue after long time testing.

  • Kevi***.
    Mar 17, 2026

    Fast switching and stable output. Very satisfied with this IC

  • Daou***hekebkeb
    Jun 16, 2024

    I had a great experience purchasing items from Allelcoelec, I recommend

  • Uri ***al
    Jun 19, 2024

    Good comunication,
    Transpnt regarding the process and price.

  • Yaqu***l Ali
    Jun 19, 2024

    Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.

  • Lea ***
    Jun 19, 2024

    Morrey was very helpful and right on top of things!
    He replied quickly to my RFQ. He was very courteous and professional.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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STM32L451CCU6 Image

STM32L451CCU6

STMicroelectronics
32D-STM32L451CCU6

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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