STMicroelectronics STM32N657I0H3Q
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $26.99 | $26.99 |
| 15+ | $28.09 | $421.35 |
| 25+ | $27.48 | $687.00 |
| 50+ | $25.95 | $1,297.50 |
| 100+ | $22.90 | $2,290.00 |
| N+ | $4.58 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | STMicroelectronics |
| Product Series | STM32N6 |
| Packaging | Tray | NULL |
| Core Processor | ARM® Cortex®-M55 |
| Core Size | 32-Bit |
| Speed | 800MHz |
| Connectivity | CANbus, Ethernet, I2C, IrDA, LINbus, MMC/SD/SDIO, SAI, SPDIF, SPI, UART/USART, USB |
| Peripherals | AES, Brown-out Detect/Reset, DMA, I2S, LCD, POR, PWM, TRNG, WDT |
| Number of I/O | 106 |
| Program Memory Size | - |
| Program Memory Type | ROMless |
| EEPROM Size | - |
| RAM Size | 4.2M x 8 |
| Voltage - Supply (Vcc/Vdd) | 1.71V ~ 3.6V |
| Data Converters | A/D 20x12b SAR |
| Oscillator Type | External, Internal |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Grade | - |
| Qualification AEC | - |
| Mounting Type | Surface Mount |
| Supplier Device Package | 178-VFBGA (12x12) |
| Package / Case | 178-VFBGA |
| ROHS |
The STMicroelectronics STM32N657 is a high-performance MCU featuring an ARM Cortex-M55 core at 800MHz. With 4.2MB RAM and advanced security features like AES and TRNG, it targets edge AI and graphics applications. The 178-VFBGA package provides excellent thermal performance. Its 1.71V-3.6V supply range supports low-power designs.
- Exceptional performance: 800MHz Cortex-M55 with Helium technology for DSP and AI workloads.
- Large RAM: 4.2MB enables complex applications without external memory.
- Advanced security: AES, TRNG, and brown-out detection protect against threats.
- Rich peripherals: LCD, I2S, PWM, and DMA support diverse applications.
Edge AI Inference
The 800MHz Cortex-M55 with Helium technology accelerates neural network inference for real-time object detection in smart cameras.
High-End Audio Processing
I2S and DMA enable multi-channel audio streaming. The 4.2MB RAM buffers large audio samples for studio-grade effects.
Industrial HMI Displays
LCD controller drives high-resolution touchscreens. The Cortex-M55 core renders graphics with smooth 60fps performance.
Smart Grid Protection Relays
TRNG generates secure keys for encrypted communication. Brown-out detection ensures reliable operation during power transients.
Robotics Vision Systems
The 800MHz core processes camera feeds for navigation. AES encryption secures data transmission between robot components.
Medical Imaging Devices
High-speed processing enables real-time ultrasound image reconstruction. The 178-VFBGA package fits compact diagnostic equipment.
- Q: What core does the STM32N657I0H3Q use?
- A: It uses an ARM Cortex-M55 core running at 800MHz.
- Q: How much RAM does it have?
- A: It has 4.2MB of RAM.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V.
- Q: What security features are included?
- A: It includes AES, TRNG, and brown-out detection.
- Q: What core does the STM32N657I0H3Q use?
- A: It uses an ARM Cortex-M55 core running at 800MHz.
- Q: How much RAM does it have?
- A: It has 4.2MB of RAM.
- Q: What is the supply voltage range?
- A: It operates from 1.71V to 3.6V.
- Q: What security features are included?
- A: It includes AES, TRNG, and brown-out detection.

STM32N657I0H3Q.pdf