PI74ALVC162834F 데이터 시트보기 (PDF) - Pericom Semiconductor
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PI74ALVC162834F Datasheet PDF : 5 Pages
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PI74ALVC162834F
18-Bit Universal Bus Driver with 3-State Outputs
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Product Pin Description
Pin Name
OE
LE
CLK
A
Y
GND
VCC
Description
Output Enable Input (Active LOW)
Latch Enable (Active LOW)
Clock Input
Data Input
Data Output
Ground
Power
Product Pin Configuration
NC
NC
Y1
GND
Y2
Y3
VCC
Y4
Y5
Y6
GND
Y7
Y8
Y9
Y10
Y11
Y12
GND
Y13
Y14
Y15
VCC
Y16
Y17
GND
Y18
OE
LE
1
56
2
55
3
54
4
53
5
52
6
51
7
50
8
49
9
48
10
47
11
46
12
45
13
44
14 56-Pin 43
15 A56 42
16
K56
V56
41
17
40
18
39
19
38
20
37
21
36
22
35
23
34
24
33
25
32
26
31
27
30
28
29
GND
NC
A1
GND
A2
A3
VCC
A4
A5
A6
GND
A7
A8
A9
A10
A11
A12
GND
A13
A14
A15
VCC
A16
A17
GND
A18
CLK
GND
Truth Table(1)
Inputs
Outputs
OE
LE
CLK
A
Y
H
X
X
X
Z
L
L
X
L
L
L
L
X
H
H
L
H
↑
L
L
L
H
↑
H
H
L
H
H
X
Yo(2)
L
H
L
X
Yo(3)
Notes:
1 H = High Signal Level
L = Low Signal Level
Z = High Impedance
↑ = Transition LOW-to-HIGH
X = Irrelevant
2. Output level before the indicated steady-state input
conditions were established, provided that CLK is HIGH
before LE goes HIGH.
3. Output level before the indicated steady-state input
conditions were established.
2
PS8378A 07/01/99
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