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CD74HC173 Datasheet(Fiches technique) 2 Page - Texas Instruments

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Numéro de pièce CD74HC173
Description  High Speed CMOS Logic Quad D-Type Flip-Flop, Three-State
Télécharger  10 Pages
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Fabricant  TI [Texas Instruments]
Site Internet  http://www.ti.com
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CD74HC173 Datasheet(HTML) 2 Page - Texas Instruments

 
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Functional Diagram
TRUTH TABLE
INPUTS
DATA
OUTPUT
MR
CP
DATA ENABLE
E1
E2
D
Qn
H
XXXX
L
L
L
XXX
Q0
L
HX
X
Q0
L
XHX
Q0
L
LLLL
L
LL
H
H
NOTE:
When either OE1 or OE2 (or both) is (are) high the output is disabled
to the high-impedance state, however, sequential operation of the
flip-flops is not affected.
H = High Voltage Level
L
= Low Voltage Level
X = Irrelevant
↑ = Transition from Low to High Level
Q0 = Level Before the Indicated Steady-State Input Conditions Were
Established
3
4
Q0
10
13
14
D1
D0
E2
E1
12
D2
11
D3
7
CP
OE1
2
MR
OE2
1
15
9
5
6
Q3
Q2
Q1
CD74HC173, CD74HCT173


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