8-Bit RISC MCU, 20MHz, OTP, PDIP18
8-Bit RISC MCU, 20MHz, OTP, PDIP-28
8-Bit RISC MCU, 20MHz, OTP, 3KB, 20 I/O, PDIP
8-Bit RISC MCU, 20MHz, OTP, PDIP-18