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74HC595DG Datasheet, PDF (9/13 Pages) ON Semiconductor – 8−Bit Serial−Input/Serial or Parallel.Output Shift Register with Latched 3−State Outputs
OUTPUT 13
ENABLE
LATCH 12
CLOCK
SERIAL 14
DATA
INPUT A
SHIFT
CLOCK
11
RESET 10
74HC595
EXPANDED LOGIC DIAGRAM
D
Q
SRA
R
D
Q
SRB
R
D
Q
SRC
R
D
Q
SRD
R
D
Q
SRE
R
D
Q
SRF
R
D
Q
SRG
R
D
Q
SRH
R
D
Q
LRA
D
Q
LRB
D
Q
LRC
D
Q
LRD
D
Q
LRE
D
Q
LRF
D
Q
LRG
D
Q
LRH
15 QA
1 QB
2 QC
3 QD
4 QE
PARALLEL
DATA
OUTPUTS
5 QF
6 QG
7 QH
SERIAL
9
DATA
OUTPUT SQH
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