CD74FCT374 Datasheet, PDF (2/8 Pages) Texas Instruments – BiCMOS FCT Interface Logic, Octal D-Type Flip-Flop, Three-State

Functional Diagram
CD74FCT374
D0
3
D1
4
D2
7
D3
8
D4
13
D5
14
D6
17
D7
18
OE
1
CP
2
Q0
5
Q1
6
Q2
9
Q3
12
Q4
15
Q5
16
Q6
19
Q7
11
GND = PIN 10
V_CC = PIN 20
TRUTH TABLE (Note 1)
INPUTS
OUTPUTS
OE
CP
Dn
Qn
L
↑
H
H
L
↑
L
L
L
L
X
Q0
H
X
X
Z
NOTE:
1. H = HIGH Voltage Level (Steady State)
L = LOW Voltage Level (Steady State)
X = Immaterial
↑= Transition from low to high level.
Q0 = The level of Q before the indicated steady state input conditions were established.
Z = HIGH Impedance
IEC Logic Symbol
CD74FCT374
1
11
EN
>C1
3
1D
2
4
5
7
6
8
9
13
12
14
15
17
16
18
19
8-2