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Integrated Circuits (ICs)

STM32L432KCU3

MCU 32-bit ARM Cortex M4 RISC 256KB Flash 2.5V/3.3V 32-Pin UFQFPN EP Tray

The STMicroelectronics STM32L432KCU3 is a low-power 32-bit microcontroller built on an ARM Cortex-M4 core operating at up to 80M Hz. It offers 256kB of Flash memory and 64kB of RAM in a compact 32-pin QFN package. The device includes a USB interface along with CAN and other common serial peripherals.

BrandSTMicroelectronics
PackageQFN
Device TypeMicrocontrollers

Full Specifications

Core ArchitectureARM Cortex-M4
Data Bus Width32b
Number of I/Os26
InterfaceCAN, I2C, SPI, UART, USART, USB
Memory TypeFLASH
Memory Size256kB
Min Supply Voltage1.62V
Max Supply Voltage3.6V
Lifecycle StatusProduction
Frequency80MHz
Max Operating Temperature125°C
Min Operating Temperature-40°C
Nominal Supply Current10nA
Number of A/D Converters1

About This Product

The STMicroelectronics STM32L432KCU3 is a low-power 32-bit microcontroller built on an ARM Cortex-M4 core operating at up to 80M Hz. It offers 256kB of Flash memory and 64kB of RAM in a compact 32-pin QFN package. The device includes a USB interface along with CAN and other common serial peripherals.

What is this product used for?

Suitable for design, repair, and production programs using Microcontrollers devices.

Typical Use Cases

Embedded Processors and Controllers Microcontrollers QFN Microcontrollers

Sourcing Support for This MPN

  • MPN and package verification against your BOM or approved vendor list
  • Approved-alternate and cross-reference review when the requested line is constrained
  • Availability, lifecycle, and supply-risk discussion for procurement planning
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RFQ Checklist

Part number Confirm the target MPN or suggest approved alternates
Target Quantity Sample, pilot run, or mass production volume
Project stage Prototype, NPI, or ongoing production
Target price Budget or target price range if available
MCU 32-bit ARM Cortex M4 RISC 256KB Flash 2.5V/3.3V 32-Pin UFQFPN EP Tray

STM32L432KCU3

STMicroelectronics

The STMicroelectronics STM32L432KCU3 is a low-power 32-bit microcontroller built on an ARM Cortex-M4 core operating at up to 80M Hz. It offers 256kB of Flash memory and 64kB of RAM in a compact 32-pin QFN package. The device includes a USB interface along with CAN and other common serial peripherals.

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  • Sample to production quantities
  • Response within 24 business hours

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