Pic12f6 8 bit microcontrollers microchip pic12f683 imd the microchip pic12f683 imd 8 bit microcontroller is a powerful yet easy to program cmos flash based 8 bit microcontroller the device has only 35 single word instructions with a 200ns instruction cycle operating speed is a faster 20mhz and with a comparator 128 bytes of eeprom data memory makes this device ideal for education industrial appliances and consumer entry level product applications that require to be field re programma