PIC16LF877A-I/PT PIC16LF877A-I/PT 高频器件 PIC16LF877AIPTH PIC16LF877AT-E/PTC21 PIC16LF877AT-I/L PIC16LF877AT-I/PT PIC16LF877T-04/L PIC16LF877T-04/PQ PIC16LF877T-04/PT PIC16LF877T-04I/L