STMicroelectronics STM32H503CBU6
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $7.64 | $7.64 |
| 15+ | $1.76 | $26.40 |
| 25+ | $1.72 | $43.00 |
| 50+ | $1.62 | $81.00 |
| 100+ | $1.43 | $143.00 |
| N+ | $0.29 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32H5 |
| Packaging | Tray | NULL |
| Core Processor | ARM® Cortex®-M33 |
| Core Size | 32-Bit |
| Speed | 250MHz |
| Connectivity | CANbus, FIFO, I2C, IrDA, LINbus, SCI, SDIO, SMBus, SPI, UART/USART, USB |
| Peripherals | Brown-out Detect/Reset, DMA, I2S, PDR, POR, PWM, SHA, TRNG, Voltage Detect, WDT |
| Number of I/O | 35 |
| Program Memory Size | 128KB (128K x 8) |
| Program Memory Type | FLASH |
| EEPROM Size | - |
| RAM Size | 32K x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.71V ~ 3.6V |
| Data Converters | A/D 10x12b SAR; D/A 1x12b |
| Oscillator Type | External, Internal |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 48-UFQFPN (7x7) |
| Package / Case | 48-UFQFN Exposed Pad |
| ROHS |  |
The STMicroelectronics STM32H503CBU6 is a high-performance 32-bit MCU based on the ARM Cortex-M33 core at 250MHz. It features 128KB flash, 32KB RAM, and rich peripherals including DMA, I2S, PWM, SHA, TRNG, and voltage detect. Operating from 1.71V to 3.6V and -40°C to 85°C, it comes in a 48-UFQFN package, ideal for secure and fast embedded applications.
- 250MHz Cortex-M33 – top-tier performance for compute-intensive tasks.
- Hardware security (SHA, TRNG) – enables secure boot and data encryption.
- Rich connectivity (I2S, DMA) – efficient data streaming and peripheral management.
- Wide voltage range (1.71V-3.6V) – flexible power design for battery or USB.
Secure IoT Gateways
SHA and TRNG enable hardware-accelerated encryption for secure cloud communication.
Industrial Automation
250MHz Cortex-M33 handles complex PLC logic and real-time control with DMA.
Smart Meters
Low power modes and voltage detect ensure accurate billing data retention.
Audio Processing
I2S interface and high speed support digital audio effects and streaming.
Robotics
Fast PWM and DMA coordinate multi-axis motion with minimal CPU load.
Medical Wearables
Compact 48-QFN and 1.71V operation enable small, low-power health monitors.
- Q: What core does this MCU use?
- A: ARM Cortex-M33 at 250MHz.
- Q: What security features are included?
- A: SHA, TRNG, and voltage detect for secure operations.
- Q: What is the memory configuration?
- A: 128KB flash and 32KB RAM.
- Q: What package is available?
- A: 48-UFQFN with exposed pad.
STM32H503CBU6.pdf
- Q: What core does this MCU use?
- A: ARM Cortex-M33 at 250MHz.
- Q: What security features are included?
- A: SHA, TRNG, and voltage detect for secure operations.
- Q: What is the memory configuration?
- A: 128KB flash and 32KB RAM.
- Q: What package is available?
- A: 48-UFQFN with exposed pad.
