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STMICROELECTRONICS STM32L432KBU6 Microcontroller

The STM32L432KBU6 is a high-performance, ultra-low-power ARM Cortex-M4 microcontroller with FPU, up to 256KB Flash, 64KB SRAM, and various analog and communication peripherals. Designed for energy-efficient applications, it features flexible power modes, low-power consumption, and multiple clock sources, including internal RC oscillators and external crystals. It supports a broad range of interfaces such as USB FS, UART, SPI, I2C, and advanced timers, making it suitable for IoT, wearable, and sensor applications. Its package is UFQFPN32, measuring 5x5 mm, optimized for compact device integration.

Authorized Distributors
Source:Newark
Part No:STM32L432KBU6
Stock:1819
Inv Date:06-11-2026
Price: Unit price: $5.25
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Source:DigiKey
Part No:STM32L432KBU6
Stock:4959
Inv Date:06-11-2026
Price: Unit price: $4.55
Buy/RFQ:
Part No:STM32L432KBU6
Stock:57
Inv Date:06-12-2026
Price: Unit price: $6.16
Buy/RFQ:
Part No:STM32L432KBU6
Stock:10709
Inv Date:06-11-2026
Price: Unit price: $2.21
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STMICROELECTRONICS STM32L432KBU6 Microcontroller Specifications:

  • Core: ARM Cortex-M4 with FPU, 80 MHz max frequency
  • Flash Memory: Up to 256 KB
  • SRAM: 64 KB including 16 KB with hardware parity
  • Package: UFQFPN32 (5x5 mm)
  • Operating Voltage: 1.71 to 3.6 V
  • Operating Temperature: -40°C to 125°C depending on variant
  • Interfaces: USB 2.0 full-speed, UART, SPI, I2C, CAN, SWPMI
  • Timers: 11 various timers including advanced and low-power models
  • Analog: 12-bit ADC, 2 DAC channels, comparators, operational amplifier
  • Other Peripherals: CRC, true random number generator, capacitive sensing channels
  • Power Modes: Shutdown, Standby, Stop modes with ultra-low current consumption

Buy the STMicroelectronics Series L432 Microcontroller: STM32L432KBU6

Order the STMicroelectronics STM32L432KBU6 microcontroller today online and experience exceptional energy efficiency combined with powerful performance. Its versatile features, including USB FS, multiple timers, and advanced analog peripherals, make it ideal for IoT, sensor, and wearable applications. Compact UFQFPN32 packaging ensures easy integration into space-constrained devices. Secure reliable delivery, take advantage of online purchasing convenience, and get ahead in your embedded system development with this high-demand microcontroller. Act now to enhance your projects with top-tier technology.

Buy STMicroelectronics STM32L432KBU6 microcontroller now and benefit from its energy-efficient design, versatile peripherals, and reliable performance for your embedded projects.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS STM32L432KBU6?

You can click on the BUY or RFQ button to purchase STM32L432KBU6 from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part STM32L432KBU6?

You can download the STM32L432KBU6 datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of STM32L432KBU6?

STMICROELECTRONICS

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