Datasheet

74AHC_AHCT164_3 © NXP B.V. 2008. All rights reserved.
Product data sheet Rev. 03 — 24 April 2008 3 of 18
NXP Semiconductors
74AHC164; 74AHCT164
8-bit serial-in/parallel-out shift register
Fig 2. Logic symbol Fig 3. IEC logic symbol
001aac423
3
1
2
4
5
6
10
11
12
13
8
9
Q0
Q1
Q2
Q3
Q4
Q5
Q6
Q7
CP
DSB
DSA
MR
001aac424
9
8
&
3
1
2
4
5
6
10
11
13
12
R
C1/
1D
SRG8
Fig 4. Logic diagram
001aac616
Q0
D
FF1
Q
CP
R
D
CP
DSB
DSA
MR
Q1
D
FF2
Q
CP
R
D
Q2
D
FF3
Q
CP
R
D
Q3
D
FF4
Q
CP
R
D
Q4
D
FF5
Q
CP
R
D
Q5
D
FF6
Q
CP
R
D
Q6
D
FF7
Q
CP
R
D
Q7
D
FF8
Q
CP
R
D