PIC17C42A/JW PIC17C42A-16/L PIC17C42A-16/P PIC17C42A-16/PQ PIC17C42A-16/PT PIC17C42A-161/P PIC17C42A-16E/L PIC17C42A-16E/P PIC17C42A-16E/PQ PIC17C42A-16E/PT