STM32L432KCU6

Microcontrollers Overview

The STM32L432KCU6 is a 32-bit microcontroller from the STM32L4 series, manufactured by STMicroelectronics. It features an ARM Cortex-M4 core with FPU operating at up to 80 MHz. The device includes 256 KB of Flash memory and 64 KB of SRAM. It is housed in a 32-UFQFPN (5x5) package. Supply voltage ranges from 1.71 V to 3.6 V. Connectivity options include CANbus, I2C, SPI, UART/USART, USB, QSPI, SAI, IrDA, LINbus, and SWPMI. Peripherals comprise Brown-out Detect/Reset, DMA, PWM, and WDT. Data converters consist of ten 12-bit ADCs and two 12-bit DACs.

Microcontrollers Feature Summary

• Ultra-low-power operation with FlexPowerControl technology for battery-powered applications
• High-performance ARM Cortex-M4 core with single-precision Floating Point Unit (FPU)
• Integrated Quad SPI interface for high-speed external flash memory access
• Comprehensive protection mechanisms including readout protection and Firewall

Microcontrollers Applications

• Wearable devices requiring low power consumption
• IoT terminal nodes
• Industrial control systems
• Consumer electronics

Microcontrollers Procurement Notes

Verify the specific suffix 'U6' against official ST documentation to confirm temperature range and package details. Confirm pin compatibility and electrical characteristics with the STM32L432KC datasheet before integration. Ensure supply chain sources provide genuine components with traceable manufacturing data.

Microcontrollers Selection Notes

Select this component when a balance of performance and power efficiency is required. The Cortex-M4 core supports DSP instructions suitable for signal processing. Verify that the 256 KB Flash and 64 KB RAM meet application storage needs. Check peripheral availability against system requirements.

Microcontrollers Part Context

This part belongs to the STM32L432xx family, which shares the same 32-pin package and core architecture as other variants in the series. Differences typically involve memory size or peripheral count. The STM32L4 series targets ultra-low-power applications while maintaining high computational throughput through optimized instruction sets and clock management.

Microcontrollers Replacement Considerations

Check for direct substitutes within the STM32L432xx family with identical pinouts and memory configurations. Verify cross-compatibility with STM32L431xx or STM32L433xx only if peripheral differences are acceptable.