8-bit MCU, 20MHz, 3.5KB OTP, 128B RAM, 33 I/O, TQFP
8-Bit 20MHz RISC MCU, 3.5KB OTP, 33 I/O, I2C/SPI/USART, PLCC
8-Bit RISC MCU, 20MHz, 3.5KB OTP, 33 I/O, QFP
8-Bit 20MHz RISC MCU, 3.5KB OTP, 33 I/O, PDIP