ADG406/ADG407/ADG426
PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS
V
28
D
1
2
3
4
DD
NC
NC
27
V
SS
4
3
2
1
28 27 26
26 S8
25 S7
24 S6
23 S5
22 S4
21 S3
20 S2
19 S1
18 EN
17 A0
16 A1
15 A2
S16
S15
S14
S13
S12
S11
S10
S9
PIN 1
INDENTFIER
5
6
25
24
23
22
21
20
S15
S14
S13
S12
S11
S10
S7
S6
S5
S4
S3
S2
5
6
ADG406
TOP VIEW
7
7
ADG406
TOP VIEW
(Not to scale)
(Not to Scale)
8
8
9
9
10
11
12
13
14
10
S9 11
19 S1
GND
NC
12 13 14 15 16 17 18
A3
NC = NO CONNECT
NC = NO CONNECT
Figure 6. 28-Lead PDIP
Figure 7. 28-Lead PLCC
Table 4. Pin Function Descriptions
Pin No. Mnemonic Description
1
VDD
NC
S16 to S9
GND
Most Positive Power Supply Potential.
No Connect.
Source Terminal 16 to Source Terminal 9. These pins can be inputs or outputs.
Ground (0 V) Reference.
2, 3, 13
4 to 11
12
14 to 17 A3 to A0
18 EN
Logic Control Input.
Active High Digital Input. When this pin is low, the device is disabled and all switches are turned off. When this pin
is high, the Ax logic inputs determine which switch is turned on.
19 to 26 S1 to 8
Source Terminal 1 to Source Terminal 8. These pins can be inputs or outputs.
Most Negative Power Supply Potential. In single-supply applications, this pin can be connected to ground.
Drain Terminal. This pin can be an input or an output.
27
28
VSS
D
Table 5. Truth Table (ADG406)
A3
X
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
A2
X
0
0
0
0
1
1
1
1
0
0
0
0
1
1
1
1
A1
X
0
0
1
1
0
0
1
1
0
0
1
1
0
0
1
1
A0
X
0
1
0
1
0
1
0
1
0
1
0
1
0
1
0
1
EN
0
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
On Switch
None
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Rev. B | Page 9 of 20
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