CMOS 8-bit microcontroller
8-pin package
1 channel comparator (pin 6 -ve pin 7 +ve)
128 bytes of EEPROM
64 Bytes RAM
35 single word instructions
2 timers 8 bit and a 16 bit
Supply voltage 2 to 5.5 Volts
I/O pins 25mA max sink or source (GP0-GP5)
Built in 4MHz Oscillator +- 1% (freeing the full 6 I/O pins)
External Maximum crystal frequency 20MHz (pins 2 & 3)