4-Bit 9MHz OTPROM Microcontroller, 64-Pin PQFP
Microcontroller, 4-Bit, OTPROM, HMCS400 CPU, 9MHz, CMOS, PQFP64, 1 MM PITCH, PLASTIC, QFP-64
MCU 4-Bit HMCS400 CISC 10KB PROM