EmbeddedRelated.com
    Parts   Microcontrollers  STMicroelectronics    STM32 Family    STM32C552    STM32C552CEU6
STM32C552CEU6

STM32C552CEU6

STMicroelectronics
32-bit Microcontrollers - MCU Mainstream Arm Cortex-M33 MCU, 144 MHz, 512 KB flash, 128 KB RAM, I3C, FDCAN
Active1,627 in stock
Datasheet Mouser Compare Prices

Overview

The STM32C552CEU6 is a high-performance mainstream 32-bit microcontroller featuring an Arm Cortex-M33 core running at 144 MHz. It balances advanced processing power with a rich set of modern interfaces including I3C and FDCAN, supported by 512 KB of Flash and 128 KB of RAM. This MCU integrates specialized hardware acceleration for mathematical and cryptographic functions, making it suitable for secure, efficient edge computing.

Why Choose This Part

The inclusion of a CORDIC accelerator and FMAC allows for complex math offloading from the CPU, significantly increasing efficiency in control applications. Its modern peripheral set, specifically the I3C bus, provides a high-speed, low-power alternative to traditional I2C for next-generation sensor integration.

Applications

Industrial Networking
Utilizing FDCAN and I3C interfaces for robust communication in industrial sensor networks and automation systems.
Secure Edge IoT
Leveraging integrated HASH (SHA-256) and HMAC hardware acceleration alongside a true random number generator for secure device authentication.
Motor Control Math Acceleration
Using the CORDIC co-processor for hardware-accelerated trigonometric functions and the DSP-capable Cortex-M33 core for real-time control loops.

Key Specifications

Speed 144MHz
RAM Size 128K x 8
Core Size 32-Bit
Peripherals Brown-out Detect/Reset, Cap Sense, DMA, POR, PWM, WDT
Connectivity FDCAN, I3C, I2C, SPI/I2S, USART/UART, USB
Mounting Type Surface Mount
Number of I/O 39
Core Processor ARM Cortex-M33
Package / Case 48-UFQFN Exposed Pad
Data Converters A/D 2x12b; D/A 1x12b
Oscillator Type External, Internal
Program Memory Size 512KB (512K x 8)
Program Memory Type FLASH
Operating Temperature -40degC ~ 85degC (TA)
Supplier Device Package 48-UFQFPN (7x7)
Voltage - Supply (Vcc/Vdd) 2.7V ~ 3.6V

Getting Started

Developers should use the STM32CubeIDE ecosystem and STM32CubeMX for clock tree and peripheral configuration. Hardware evaluation can be performed using the compatible NUCLEO or STM32 Discovery boards, while debugging is supported through standard ST-LINK/V3 probes using the SWD interface.

Part of STM32 family » STM32C552

STM32C552 Family

Comparing specs that differ across variants. The current part is highlighted.

Part Number I/O Pins Package Stock
STM32C552CEU6 (this part) 39 UFQFN-48 1,627
STM32C552VET6 51 LQFP-100 890
Also available as: STM32C552KEU6, STM32C552RET6, STM32C552MET6, STM32C552KET6

Categories

Microcontrollers > STMicroelectronics IoT & Smart Devices > IoT Security & Crypto