A newer device is available. Please consider PIC12F629. This powerful (1µsecond instruction execution) yet easy-to-program (only 33 single word instructions) CMOS OTP-based 8-bit microcontroller packs Microchip’s powerful PIC® architecture into an 8-pin package and features EEPROM data memory. Easily adapted for automotive, industrial, appliances and consumer entry-level product applications.