STM32C552KET6
Overview
The STM32C552KET6 is a mainstream Arm Cortex-M33 microcontroller from STMicroelectronics, designed for general-purpose embedded applications. It operates at a maximum frequency of 144 MHz and integrates 512 KB of Flash memory and 128 KB of RAM. This MCU features a comprehensive set of peripherals, including I3C and FDCAN, making it suitable for a wide range of embedded designs.
Why Choose This Part
Engineers benefit from the STM32C552KET6's Cortex-M33 core, which offers strong processing capabilities for complex algorithms. The inclusion of I3C and FDCAN peripherals provides advanced communication options for modern embedded designs. Its ample 512 KB flash and 128 KB RAM support more sophisticated application code and data storage needs.
Applications
Getting Started
To begin development with the STM32C552KET6, engineers can utilize STMicroelectronics' extensive STM32 ecosystem, including development boards like the NUCLEO-C552ZE. The STM32CubeIDE provides an integrated development environment, while the STM32CubeMX tool helps configure peripherals and generate initialization code. A standard SWD debugger like an ST-LINK/V3SET is recommended for programming and debugging.
Dev Boards
Development boards and breakout modules featuring the STM32C552KET6 or compatible chips — ready to use for prototyping.
STM32C552 Family
Comparing specs that differ across variants. The current part is highlighted.
| Part Number | I/O Pins | Package | Stock |
|---|---|---|---|
| STM32C552KET6 (this part) | — | — | 200 |
| STM32C552VET6 | 51 | LQFP-100 | 890 |
| STM32C552CEU6 | 39 | UFQFN-48 | 1,627 |



