8-Bit RISC MCU, 20MHz, 14KB MROM, I2C/SPI/UART, QFP
8-Bit MCU, 14KB OTP, 20MHz, 33 I/O, I2C, SPI, UART, 44PLCC
8-Bit MCU, 14KB OTP, 20MHz, 33 I/O, TQFP, I2C/SPI/UART