8-bit MCU, PIC RISC, 4MHz, 3.5KB OTP, 5V, 22 I/O, I2C/SPI
8-Bit RISC MCU, 4MHz, OTP, I2C/SPI/USART, PDIP28
8-Bit RISC MCU, 4MHz, 28-Pin PDIP, 5V, 128B RAM, 2KB OTPROM, ADC
