MCU 4-Bit 720 CISC 4KB ROM 3.3V/5V 24-Pin SSOP
4-bit CISC MCU, 5KB ROM, 36-Pin, 4.2MHz, 5.5V, SMD
4-bit CISC MCU, 5KB ROM, 4MHz, 48-Pin PQFP, SMT
4-BIT MROM MCU, 2MHz, 36-Pin SSOP, 5V
4-bit CISC MCU, 5KB ROM, 4MHz, 48-Pin PQFP