CD54HC597_07 Datasheet, PDF (9/18 Pages) Texas Instruments – High-Speed CMOS Logic 8-Bit Shift Register with Input Storage

Timing Diagram
CD54HC597, CD74HC597, CD74HCT597
SHIFT CLOCK
SH_CP
SERIAL DATE
D_S
MASTER RESET
MR
PARALLEL LOAD
PL
STORAGE CLOCK
ST_CP
D0
H
L
L
D1
L
L
L
D2
H
L
L
PARALLEL ^D3
L
DATA
INPUTS
D4
H
L
L
L
H
D5
H
D6
L
L
H
L
L
D7
H
H
H
Q7
L
LH L H
RESET
SHIFT
SERIAL
REGISTER SHIFT
HL H
SERIAL
SHIFT
LH
LOAD
FLIP-FLOPS
PARALLEL LOAD
SHIFT REGISTER
LOAD
FLIP-FLOPS
L HLLL
SERIAL
SHIFT
PARALLEL LOAD
SHIFT REGISTER
H
LH H
SERIAL
SHIFT
PARALLEL LOAD FLIP-FLOPS
AND SHIFT REGISTER
9