8KB ROM Microcontroller, 8b Data Bus, 4.2MHz, SOP28 Package
8-bit MCU, CISC, 8KB EPROM, 28-Pin SOP, 4.2MHz
MCU 8-BIT TLCS-870 CISC 8KB EPROM 3.3V/5V 28-PIN SOP
8 Bit, ROM-4KB, RAM-256B, Otp
