Philips Semiconductors
74HC164; 74HCT164
8-bit serial-in, parallel-out shift register
DSA
D
DSB
Q
D
Q
D
Q
D
Q
D
Q
D
Q
D
Q
D
Q
CP
FF1
R
D
CP
FF2
R
D
CP
FF3
R
D
CP
FF4
R
D
CP
FF5
R
D
CP
FF6
R
D
CP
FF7
R
D
CP
FF8
R
D
CP
MR
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
001aac616
Fig 4. Functional diagram
6. Pinning information
6.1 Pinning
DSA
2
3
4
5
6
7
GND
CP
8
1
14 V
CC
13 Q7
12 Q6
11 Q5
10 Q4
9
MR
terminal 1
index area
DSA
DSB
Q0
Q1
Q2
Q3
GND
1
2
3
4
5
6
7
001aac422
14 V
CC
13 Q7
12 Q6
DSB
Q0
Q1
Q2
164
GND
(1)
164
11 Q5
10 Q4
9
8
MR
CP
Q3
001aac828
Transparent top view
(1) The die substrate is attached to the
exposed die pad using conductive die
attach material. It can not be used as
a supply pin of input.
Fig 5. Pin configuration DIP14, SO14,
SSOP14 and TSSOP14
Fig 6. Pin configuration DHVQFN14
6.2 Pin description
Table 3:
Symbol
DSA
DSB
Q0
Q1
Q2
Q3
9397 750 14693
Pin description
Pin
1
2
3
4
5
6
Description
data input
data input
output
output
output
output
© Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Product data sheet
Rev. 03 — 4 April 2005
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