STMicroelectronics STM32U545CET6Q

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Product attributes Property Value
Manufacturer STMicroelectronics
Product Series STM32U5
Packaging Tray |
Core Processor ARM® Cortex®-M33
Core Size 32-Bit
Speed 160MHz
Connectivity CANbus, I2C, IrDA, LINbus, MMC/SD/SDIO, SAI, SmartCard, SPDIF, SPI, UART/USART, USB, USB OTG
Peripherals Brown-out Detect/Reset, DMA, LCD, Motor Control PWM, POR, PWM, WDT
Number of I/O 33
Program Memory Size 512KB (512K x 8)
Program Memory Type FLASH
EEPROM Size -
RAM Size 274K x 8
Voltage - Supply (Vcc/Vdd) 1.71V ~ 3.6V
Data Converters A/D 10x12/14b SAR; D/A 2x12b
Oscillator Type External, Internal
Operating Temperature -40°C ~ 85°C (TA)
Grade -
Qualification AEC -
Mounting Type Surface Mount
Supplier Device Package 48-LQFP (7x7)
Package / Case 48-LQFP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The STM32U545CET6Q is a secure, high-performance 32-bit microcontroller from STMicroelectronics, featuring an ARM Cortex-M33 core with TrustZone running at 160MHz. It offers 512KB of flash memory and 274KB of SRAM, providing extensive resources for advanced applications. Operating from 1.71V to 3.6V, it balances performance with energy efficiency. The 48-LQFP package is suitable for compact designs. Its integrated features include Brown-out Detect/Reset, DMA, LCD, Motor Control PWM, POR, PWM, and WDT, making it a versatile choice for secure and connected systems.

  • Security: TrustZone technology provides hardware-enforced isolation for secure applications.
  • High Capacity: 512KB flash and 274KB SRAM support complex firmware and data processing.
  • Versatile Peripherals: LCD, Motor Control PWM, and DMA enable diverse applications.
  • Energy Efficient: Low voltage operation and power modes extend battery life.

Secure IoT Gateways

The Cortex-M33 with TrustZone provides hardware isolation for secure boot and firmware updates, making it ideal for IoT gateways handling sensitive data.

Smart Meters

With its LCD controller and low power modes, it efficiently manages display and communication in smart utility meters.

Wearable Health Devices

The 160MHz performance and 274KB SRAM support complex algorithms for heart-rate monitoring and activity tracking.

Industrial HMI

Its rich graphics capabilities and motor control PWM enable advanced human-machine interfaces with haptic feedback.

Automotive Telematics

Operating from -40°C to 85°C, it handles vehicle tracking and diagnostics with secure communication.

Smart Home Controllers

The combination of DMA, PWM, and multiple communication interfaces makes it a central hub for home automation.

Q: What core does the STM32U545CET6Q use?
A: It is based on the ARM Cortex-M33 core with TrustZone.
Q: What is the maximum speed?
A: It runs at up to 160MHz.
Q: What is the supply voltage range?
A: It operates from 1.71V to 3.6V.
Q: How much memory is available?
A: It has 512KB of flash and 274KB of SRAM.
Q: What package is it offered in?
A: It comes in a 48-LQFP package.
Base Product Number : STM32U545CET6Q
160MHz 274KB RAM 32-bit MCU 48-LQFP 512KB Flash ARM Cortex-M33 LCD Secure IoT STM32U5 STM32U545CET6Q TrustZone
Q: What core does the STM32U545CET6Q use?
A: It is based on the ARM Cortex-M33 core with TrustZone.
Q: What is the maximum speed?
A: It runs at up to 160MHz.
Q: What is the supply voltage range?
A: It operates from 1.71V to 3.6V.
Q: How much memory is available?
A: It has 512KB of flash and 274KB of SRAM.
Q: What package is it offered in?
A: It comes in a 48-LQFP package.