74F379A データシートの表示（PDF） - Philips Electronics
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74F379A Datasheet PDF : 10 Pages
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Philips Semiconductors
Quad register
Product specification
74F379A
IEC/IEEE SYMBOL
1
G1
9
1C2
4
2D
5
12
13
LOGIC DIAGRAM
9
CP
VCC = Pin 16
GND = Pin 8
1
E
2
3
7
6
10
11
15
14
SF00356
FUNCTION TABLE
INPUTS
OUTPUTS
E
CP
Dn
Qn
H
↑
X
NC
L
↑
h
H
L
↑
l
L
Notes to function table
H = High–voltage level
h = High state must be present one setup time
before the low–to–high clock transition
L = Low–voltage level
l = Low state must be present one setup time
before the low–to–high clock transition
NC= No change
X = Don’t care
↑ = Low–to–high clock transition
OUTPUT
Qn
NC
L
H
D0
D1
D2
D3
4
5
12
13
DQ
CP
E
DQ
CP
E
DQ
CP
E
DQ
CP
Q
E
32
Q0 Q0
67
Q1 Q1
11 10
Q2 Q2
14 15
Q3 Q3
SF00357
1996 Mar 12
3
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