MM54C164

MM54C164 MM74C164 8-Bit Parallel-Out Serial Shift Register February 1988 MM54C164 MM74C164 8-Bit Parallel-Out Serial Shift Register General Description The MM54C164 MM74C164 shift registers are a monolithic complementary MOS (CMOS) integrated circuit constructed with N- and P-channel enhancement transistors These 8-bit shift registers have gated serial inputs and clear Each register bit is a D-type master slave flip-flop A high-level input enables the other input which will then determine the state of the flip-flop Data is serially shifted in and out of the 8-bit register during the positive going transition of clock pulse Clear is independent of the clock and accomplished by a low level at the clear input All inputs are protected against electrostatic effects Features Y Y Y Y Y Supply voltage range Tenth power TTL compatible High noise immunity Low power Medium speed operation 3V to 15V drive 2 LPTTL loads 0 45 VCC (typ ) 50 nW (typ ) 0 8 MHz (typ ) with 10V supply Applications Y Y Y Y Data terminals Instrumentation Medical electronics Alarm systems Y Y Y Industrial electronics Remote metering Computers Truth Table Serial Inputs A and B Inputs tn A 1 0 1 0 B 1 1 0 0 Output tn a 1 QA 1 0 0 0 Connection Diagram Dual-In-Line Package TL F 5896 – 2 Top View Order Number MM54C164 or MM74C164 Block Diagram TL F 5896 – 1 C1995 National Semiconductor Corporation TL F 5896 RRD-B30M105 Printed in U S A Absolute Maximum Ratings (Note 1) If Military Aerospace specified...