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HomeProductsIntegrated Circuits (ICs)Embedded - MicrocontrollersSTM32L451CEU6TR
STM32L451CEU6TR Image
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STM32L451CEU6TR - STMicroelectronics

Manufacturer Part Number
STM32L451CEU6TR
Manufacturer
STMicroelectronics
Allelco Part Number
32D-STM32L451CEU6TR
Warranty
1 Year Allelco Warranty - Find out more
Parts Description
IC MCU 32BIT 512KB FLSH 48UFQFPN
Package
48-UFQFPN (7x7)
Data sheet
1.STM32L451CEU6TR.pdf ...
RoHs Status
ROHS3 Compliant
Our certification
In stock: 8736

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Specifications

STM32L451CEU6TR Tech Specifications
STMicroelectronics - STM32L451CEU6TR technical specifications, attributes, parameters and parts with similar specifications to STMicroelectronics - STM32L451CEU6TR

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 512KB (512K x 8)  
Peripherals Brown-out Detect/Reset, DMA, PWM, WDT  
Package / Case 48-UFQFN Exposed Pad  
Package Tape & Reel (TR)  
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

STM32L451CEU6TR

Manufacturer

stmicroelectronics

Introduction

The STM32L451CEU6TR is an ARM Cortex-M4 based 32-bit single-core microcontroller from STMicroelectronics. It offers a wide range of advanced features and peripherals, making it a versatile choice for a variety of embedded applications.

Product Features and Performance

ARM Cortex-M4 core operating at up to 80MHz

512KB of Flash memory and 160KB of RAM

Extensive peripheral set including CAN, I2C, IrDA, LIN, QSPI, SAI, SPI, and UART/USART

On-chip peripherals such as Brown-out Detect/Reset, DMA, PWM, and Watchdog Timer

38 I/O pins

10-channel 12-bit ADC and 1-channel 12-bit DAC

Internal oscillator for flexible clock configuration

Product Advantages

Powerful ARM Cortex-M4 core with excellent performance and energy efficiency

Extensive peripheral set for diverse application requirements

Flexible clock configuration and power management options

Wide operating temperature range of -40°C to 85°C

Key Reasons to Choose This Product

Robust and reliable performance for mission-critical embedded applications

Versatile peripheral set enables seamless integration with a wide range of systems

Low power consumption and advanced power management features for battery-powered devices

Long-term availability and support from a leading semiconductor manufacturer

Quality and Safety Features

Complies with industrial safety and quality standards

Robust design for reliable operation in harsh environments

Integrated protection mechanisms for improved system integrity

Compatibility

Designed to be pin-compatible with other STM32L4 series microcontrollers

Seamless integration with the STM32 ecosystem of development tools and software

Application Areas

Industrial automation and control

Building automation and smart home systems

Medical and healthcare devices

Portable and battery-powered consumer electronics

Wearable and IoT applications

Product Lifecycle

The STM32L451CEU6TR is an active product, and there are no plans for discontinuation at this time. STMicroelectronics provides a wide range of equivalent and alternative STM32L4 series microcontrollers to suit various application requirements. If you need more information or assistance in selecting the appropriate product, please contact our sales team through our website.

Parts with Similar Specifications

The three parts on the right have similar specifications to STMicroelectronics STM32L451CEU6TR

Product Attribute STM32L451CCU6TR STM32L451CEU6 STM32L451RCY6TR STM32L451REI6TR
Part Number STM32L451CCU6TR STM32L451CEU6 STM32L451RCY6TR STM32L451REI6TR
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Core Processor - - - -
Series - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Mounting Type - Surface Mount Through Hole Surface Mount
Operating Temperature - -40°C ~ 85°C 0°C ~ 70°C -40°C ~ 85°C
Program Memory Type - - - -
Number of I/O - - - -
Supplier Device Package - 196-NFBGA (12x12) 16-PDIP 64-VQFN (9x9)
Voltage - Supply (Vcc/Vdd) - - - -
RAM Size - - - -
EEPROM Size - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Program Memory Size - - - -
Core Size - - - -
Speed - - - -
Connectivity - - - -
Peripherals - - - -
Data Converters - - - -
Oscillator Type - - - -
Package - Tape & Reel (TR) Tube Tape & Reel (TR)

STM32L451CEU6TR Datasheet PDF

Download STM32L451CEU6TR pdf datasheets and STMicroelectronics documentation for STM32L451CEU6TR - STMicroelectronics.

PCN Packaging
Material Barrier Bag 17/Dec/2020.pdf
PCN Assembly/Origin
Multi Dev 21/Sep/2022.pdf

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.

Write a Review

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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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STM32L451CEU6TR Image

STM32L451CEU6TR

STMicroelectronics
32D-STM32L451CEU6TR

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