STMicroelectronics STM32N657L0H3Q

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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 144
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 223-VFBGA (10x10)
Package / Case 223-VFBGA
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The STM32N657L0H3Q from STMicroelectronics is a high-performance MCU featuring an ARM Cortex-M55 core at 800MHz. It offers 4.2MB RAM and a wide range of peripherals including LCD, I2S, and security modules. The 223-VFBGA package provides extensive I/O. It operates from 1.71V to 3.6V and is designed for demanding industrial applications.

  • High pin count (223-VFBGA) for complex system integration.
  • 800MHz Cortex-M55 for real-time, high-throughput processing.
  • 4.2MB RAM supports large applications and data arrays.
  • Comprehensive security (AES, TRNG) for protected operations.

Complex Industrial Control Systems

The 223-pin package provides numerous GPIOs for multi-channel sensor and actuator control.

High-Performance PLCs

800MHz speed and large RAM enable fast logic execution and data logging.

Advanced Human-Machine Interfaces

LCD controller and high-speed core support rich graphical user interfaces.

Secure Communication Modules

AES and TRNG enable encrypted data transmission for critical infrastructure.

Multi-Axis Motion Control

PWM and DMA handle synchronized control of multiple motors with precision.

Data Acquisition Systems

High-speed ADC and DMA allow continuous sampling for industrial monitoring.

Q: What is the largest package option?
A: This variant uses a 223-VFBGA package, maximizing I/O count.
Q: What is the operating temperature?
A: It operates from -40°C to 125°C, suitable for industrial use.
Q: Does it have a brown-out detector?
A: Yes, it includes brown-out detect/reset for reliable power monitoring.
Q: Can it handle audio processing?
A: Yes, with I2S interfaces and high-speed processing for audio codecs.
Base Product Number : STM32N657L0H3
223-VFBGA 800MHz AES ARM Cortex-M55 Industrial LCD PLC STM32N657L0H3Q STMicroelectronics TRNG
Q: What is the largest package option?
A: This variant uses a 223-VFBGA package, maximizing I/O count.
Q: What is the operating temperature?
A: It operates from -40°C to 125°C, suitable for industrial use.
Q: Does it have a brown-out detector?
A: Yes, it includes brown-out detect/reset for reliable power monitoring.
Q: Can it handle audio processing?
A: Yes, with I2S interfaces and high-speed processing for audio codecs.