8-bit MCU, 80C51 Core, 18MHz, 8KB Flash, 26 I/O, TSSOP
8-bit 18MHz MCU, 8KB FLASH, 256B RAM, I2C, SPI, UART, TSSOP
8-Bit MCU, 8051, 8KB Flash, 18MHz, I2C/SPI/UART, 2.5V/3.3V, 28-Pin TSSOP
8-bit Microcontrollers - MCU MCU 8-Bit 80C51 8KB Flash 2.5V/3.3V
