It offers the advantages of all PIC18 microcontrollers – namely high computational performance at an economical price with the addition of high-endurance advanced Flash program memory and a high-speed 10-bit A/D Converter. Along with these features, the PIC18F2331/2431/4331/4431 family offers design improvements that make these microcontrollers a logical choice for many high performance, power control and motor control applications.