HD74AC174
Hex D-Type Flip-Flop with Master Reset
Description
The HD74AC174 is a high-speed hex D flip-flop. The device is used primarily as a 6-bit edge-triggered
storage register. The information on the D inputs is transferred to storage during the Low-to-High clock
transition. The device has a Master Reset to simultaneously clear all flip-flops.
Feature
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Outputs Source/Sink 24 mA
Pin Arrangement
MR
1
Q
0
2
D
0
3
D
1
4
Q
1
5
D
2
6
Q
2
7
GND 8
(Top view)
16 V
CC
15 Q
5
14 D
5
13 D
4
12 Q
4
11 D
3
10 Q
3
9 CP
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