M34551 Datasheet, Features, Application

M34551E8 - 4-BIT SINGLE-CHIP MICROCOMPUTER

M34551M8 - 4-BIT SINGLE-CHIP MICROCOMPUTER

M34551 - 4-BIT SINGLE-CHIP MICROCOMPUTER

M34551M4 - SINGLE-CHIP 4-BIT CMOS MICROCOMPUTER