LPC1837JET256

32-bit RISC microcontroller featuring a 256-terminal S-PBGA package with a 17mm x 17mm footprint. Operates across an industrial temperature range of -40°C to 105°C, with a nominal supply voltage of 3.3V (2.4V to 3.6V). Delivers a maximum clock frequency of 25 MHz and a speed of 180 MIPS, supporting a 32-bit external data bus and 24-bit address bus. Includes 164 I/O lines, 1MB FLASH ROM, 139KB RAM, PWM channels, ADC, DAC, and DMA capabilities.