STMicroelectronics STM32MP257DAL3 微处理器 - MPU MPU，双Arm Cortex-A35 a.1.5GHz，Cortex-M33 a.400MHz，3个以太网，3个FD-CAN

Core: ARM Cortex A35, ARM Cortex M33

Unit Weight: 271 mg

Data RAM Size: 648 kB

Data Bus Width: 32 bit

Mounting Style: SMD/SMT

Number of I/Os: 144 I/O

Moisture Sensitive: Yes

Maximum Clock Frequency: 400 MHz, 1.5 GHz

Maximum Operating Temperature: + 125 C

Minimum Operating Temperature: - 40 C