PIC16F877-04/PQ PIC16F877-04/PT PIC16F877-04E/L PIC16F877-04E/P PIC16F877-04E/PQ PIC16F877-04E/PT PIC16F877-04I/L PIC16F877-04I/L 其他IC PIC16F877-04I/P PIC16F877-04I/PH