8-Bit 20MHz RISC MCU, PIC Core, SOIC, 7KB EPROM, I2C/SPI
8-Bit RISC MCU, 20MHz, 7KB EPROM, I2C/SPI, PDIP-18
8-Bit RISC MCU, 20MHz, 7KB EPROM, SSOP, I2C/SPI