Microchip PIC12F629 - Microcontroller

This powerful (200 nanosecond instruction execution) yet easy-to-program (only 35 single word instructions) CMOS Flash-based 8-bit microcontroller packs Microchip’s powerful PIC® MCU architecture into an 8-pin package and features 1 channel comparator and 128 bytes of EEPROM data memory.

Low Stand-by current – 1nA @ 2.0V typical
128 bytes of EEPROM Data memory
8 Oscillator modes including an internal 4 MHz RC oscillator with programmable calibration
Built-in Power-On Reset and Brown-out Detect
1 x 8-Bit, 1 x 16 Bit Timer/Counters w/programmable Prescalers
6 x Digital I/O with individually programmable pull-up resistors and direction control