Philips Semiconductors Product specification8-bit parallel-in/serial-out shift register 74HC/HCT165PIN DESCRIPTIONPIN NO. SYMBOL NAME AND FUNCTION1 PL asynchronous parallel load input (active LOW)7 Q 7 complementary output from the last stage9 Q 7 serial output from the last stage2 CP clock input (LOW-to-HIGH edge-triggered)8 GND ground (0 V)10 D s serial data input11, 12, 13, 14, 3, 4, 5, 6 D 0 to D7 parallel data inputs15 CE clock enable input (active LOW)16 V CC positive supply voltageFig.1 Pin configuration. Fig.2 Logic symbol. Fig.3 IEC logic symbol.ES150PW36