8-Bit 18MHz FLASH MCU, 256B RAM, 8KB Flash, 26 I/O, TSSOP
IC 80C51 MCU FLASH 8K 28-TSSOP
8-Bit Microcontroller 80C51 8KB FLASH 18MHz 3.6V 2.4V -40°C 85°C SOT-361-1