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74VHCT374A Datasheet(PDF) 2 Page - STMicroelectronics

Part No. 74VHCT374A
Description  OCTAL D-TYPE FLIP FLOP WITH 3 STATE OUTPUT NON INVERTING
Download  10 Pages
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Maker  STMICROELECTRONICS [STMicroelectronics]
Homepage  http://www.st.com
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74VHCT374A Datasheet(HTML) 2 Page - STMicroelectronics

 
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INPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
PI N No
SYMBOL
NAME AND FUNCT ION
1
OE
3 State Output Enable
Input (Active LOW)
2, 5, 6, 9,
12, 15, 16,
19
Q0 to Q7
3 State Outputs
3, 4, 7, 8,
13, 14, 17,
18
D0 to D7
Data Inputs
11
CLOCK
Clock Input (LOW to
HIGH, edge triggered)
10
GND
Ground (0V)
20
VCC
Positive Supply Voltage
TRUTH TABLE
INPUTS
OUT PUTS
OE
CK
D
Q
H
XXZ
L
X
NO CHANGE
LL
L
LH
H
X:Don’t care
Z: High impedance
LOGIC DIAGRAM
74VHCT374A
2/10


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