The MICROCHIP TECH. PIC16F747-I/PT is an 8-bit microcontroller within the PIC16F7X7 family. It offers a serial programming method, enabling in-system programming for enhanced design flexibility. The device supports programming of user program memory, dedicated ID locations for identification purposes, and the configuration word. Programming requires two programmable power supplies, one for VDD (2.0V to 5.5V) and another for VPP (12.75V to 13.25V). It is commonly used in embedded systems and applications requiring flexible programming options.