8-Bit RISC MCU, 20MHz, 7KB OTP, I2C, SPI, UART, PLCC
8-Bit 20MHz RISC MCU, 7KB OTP, 33 I/O, PDIP
8-Bit 20MHz RISC MCU, PIC Core, TQFP, I2C/SPI/UART
8-Bit RISC MCU, 20MHz, 7KB OTP, 33 I/O, QFP