8-Bit MCU, 3.5KB OTP, 20MHz, 44TQFP, I2C, SPI, USART
8-Bit RISC MCU, 20MHz, EPROM, I2C/SPI/USART, PLCC
8-Bit MCU, 3.5KB OTP, 20MHz, I2C/SPI/USART, 44MQFP