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IMP8980D Datasheet, PDF (7/14 Pages) IMP, Inc – PCM Digital Switch
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Figure 10 Application Circuit
MEK6802D3
System
D7-D0
A15-A0
R/W
MR
VMA
E
909Ω
1/4W
5V
5V
DTA
STi0
STi1
STi2
STi3
STi4
STi5
STi6
STi7
VDD
F0i
C4i
A0
A1
A2
A3
A4
A5
ADS
R/W
1
40
2
39
3
38
4
37
5
36
6
35
7
34
8
33
9 IMP 32
10
11
8980
31
30
12
29
13
28
14
27
15
26
16
25
17
24
18
23
19
22
20
21
CSTo
ODE 5V
STo0
STo1
STo2
STo3
STo4
STo5
STo6
SRo7
VSS
0V
D0
D1
D2
D3
D4
D5
D6
D7
CS
C4i 1
14 5V
0V
2
3
4
SN
74
13
12
11
0V
5 HCT 10
0V
6
7
393
9
8
510Ω
1
14 5V
0V
2
3
4
5
SN
74
13
12
11
HCT 10
6 393 9
0V 7
8
100pF
A15
1
16
5V
A14
A13
2
3
MD
15
14
0V
4 74 13
0V
VMA
5
6
7
HCT 12
138
11
10
0V
8
9
A12 1
16
5V
A11
A10
0V
2
3
4
MD
74
15
14
13
0V 5 HCT 12
6
7
138
11
10
0V 8
9
A9 1
16
5V
A8
A7
0V
2
3
MD
15
14
4 74 13
0V
5
6
7
HCT
138
12
11
10
0V 8
9
A6 1
16
5V
VMA 2
0V 3
0V 4
MD
74
15
14
13
0V 5 HCT 12
6
7
138
11
10
0V 8
9
1
20 5V
DTA 2
19 0V
CS
0V
3
18
4 MD 17
MR
C4i 5 74 16
0V
F0i
0V
6
7
8
HCT
240
15
14
13
9
12
0V 10
11 5V
4MHz
2MΩ
7
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