8-Bit RISC MCU, 20MHz, 14KB EPROM, I2C/SPI, CLCC
8-Bit RISC MCU, 20MHz, 64-Pin TQFP, OTPROM, 5V
8-Bit 20MHz RISC MCU, EPROM, I2C/SPI/UART, PLCC
8-Bit RISC MCU, 20MHz, 14KB EPROM, TQFP, I2C/SPI