PI74ALVCH16721 Просмотр технического описания (PDF) - Pericom Semiconductor
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PI74ALVCH16721 Datasheet PDF : 5 Pages
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PI74ALVCH16721
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Product Pin Description
Pin Name
OE
CLKEN
CLK
Dx
Qx
GND
VCC
Description
Output Enable Input (Active LOW)
Clock Enable Input (Active LOW)
Clock Input (Active HIGH)
Data Inputs
3-State Outputs
Ground
Power
Product Pin Configuration
OE
Q1
Q2
GND
Q3
Q4
VCC
Q5
Q6
Q7
GND
Q8
Q9
Q10
Q11
Q12
Q13
GND
Q14
Q15
Q16
VCC
Q17
Q18
GND
Q19
Q20
NC
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 A,V 42
16
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
CLK
D1
D2
GND
D3
D4
VCC
D5
D6
D7
GND
D8
D9
D10
D11
D12
D13
GND
D14
D15
D16
VCC
D17
D18
GND
D19
D20
CLKEN
Truth Table(1)
Inputs
OE
CLKEN
CLK
Dx
L
H
X
X
L
L
↑
H
L
L
↑
L
L
L
L or H
X
H
X
X
X
Notes:
1. H = High Signal Level
L = Low Signal Level
X = Don't Care or Irrelevant
Z = High Impedance
↑ = LOW-to-HIGH Transition
Outputs
Qx
Q0
H
L
Q0
Z
2
PS8090C 02/07/00
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