IN74HC165 - ETC

IN74HC165 8-Bit Serial or Parallel-Input/Serial-Output Shift Register High-Performance Silicon-Gate CMOS

TECHNICAL DATA 8-Bit Serial or Parallel-Input/ Serial-Output Shift Register High-Performance Silicon-Gate CMOS The IN74HC165 is identical in pinout to the LS/ALS165. The device inputs are compatible with standard CMOS outputs; with pullup resistors, they are compatible with LS/ALSTTL outputs. This device is an 8-bit shift register with complementary outputs.

Features

munity Characteristic of CMOS Devices IN74HC165 ORDERING INFORMATION IN74HC165N Plastic IN74HC165D SOIC TA = -55° to 125° C for all packages LOGIC DIAGRAM PIN ASSIGNMENT PIN 16=VCC PIN 8 = GND FUNCTION TABLE Inputs Serial Shift/ Parallel Load L H H H H H H L L X H H X Clock H Clock Inhibit X L L SA X L H L H X X A-H a...h X X X X X X no change No Clock Internal Stages QA a L H L H QB-QG b-g QAn-QFn QAn-QFn QAn-QFn QAn-QFn no change Output QH h QGn QGn QGn QGn Serial Shift via Clock Inhibit Inhibited Clock Asynchronous Parallel Load Serial Shift via Clock Operation H L L X X X = Don’t Ca.