LPC1857JET256

32-bit RISC microcontroller featuring a 256-terminal S-PBGA-B256 package. Operates at a maximum clock frequency of 25 MHz with a 32-bit external data bus and 24-bit address bus. Offers 164 I/O lines, 1048576 words of FLASH ROM, and 139264 bytes of RAM. Includes PWM channels, ADC, DAC, and DMA channels for versatile application development. Designed for industrial temperature grades, with a minimum operating temperature of -40°C and a maximum of 105°C, and a nominal supply voltage of 3.3V.