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ADG438F Datasheet PDF : 16 Pages
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ADG438F/ADG439F
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
A0 1
16 A1
EN 2
15 A2
VSS 3 ADG438F 14 GND
S1 4 TOP VIEW 13 VDD
S2 5 (Not to Scale) 12 S5
S3 6
11 S6
S4 7
10 S7
D8
9 S8
Figure 3. ADG438F Pin Configuration
A0 1
16 A1
EN 2
15 GND
VSS 3 ADG439F 14 VDD
S1A 4 TOP VIEW 13 S1B
S2A 5 (Not to Scale) 12 S2B
S3A 6
11 S3B
S4A 7
10 S4B
DA 8
9 DB
Figure 4. ADG439F Pin Configuration
Table 3. ADG438F Pin Function Description
Pin
No. Mnemonic Description
1 A0
Logic Control Input.
2 EN
Active High Digital Input. When low, the
device is disabled, and all switches are off.
When high, Ax logic inputs determine on
switches.
3
VSS
Most Negative Power Supply Potential. In
single-supply applications, this pin can be
connected to ground.
4 S1
Source Terminal 1. This pin can be an input
or an output.
5 S2
Source Terminal 2. This pin can be an input
or an output.
6 S3
Source Terminal 3. This pin can be an input
or an output.
7 S4
Source Terminal 4. This pin can be an input
or an output.
8D
Drain Terminal. This pin can be an input or
an output.
9 S8
Source Terminal 8. This pin can be an input
or an output.
10 S7
Source Terminal 7. This pin can be an input
or an output.
11 S6
Source Terminal 6. This pin can be an input
or an output.
12 S5
Source Terminal 5. This pin can be an input
or an output.
13 VDD
Most Positive Power Supply Potential.
14 GND
Ground (0 V) Reference.
15 A2
Logic Control Input.
16 A1
Logic Control Input.
Table 4. ADG439F Pin Function Description
Pin
No. Mnemonic Description
1 A0
Logic Control Input.
2 EN
Active High Digital Input. When low, the
device is disabled, and all switches are off.
When high, Ax logic inputs determine on
switches.
3
VSS
Most Negative Power Supply Potential. In
single-supply applications, this pin can be
connected to ground.
4 S1A
Source Terminal 1A. This pin can be an
input or an output.
5 S2A
Source Terminal 2A. This pin can be an
input or an output.
6 S3A
Source Terminal 3A. This pin can be an
input or an output.
7 S4A
Source Terminal 4A. This pin can be an
input or an output.
8 DA
Drain Terminal A. This pin can be an input
or an output.
9 DB
Drain Terminal B. This pin can be an input
or an output.
10 S4B
Source Terminal 4B. This pin can be an
input or an output.
11 S3B
Source Terminal 3B. This pin can be an
input or an output.
12 S2B
Source Terminal 2B. This pin can be an
input or an output.
13 S1B
Source Terminal 1B. This pin can be an
input or an output.
14 VDD
Most Positive Power Supply Potential.
15 GND
Ground (0 V) Reference.
16 A1
Logic Control Input.
Table 5. ADG438F Truth Table1
A2
A1
A0
EN
X
X
X
0
0
0
0
1
0
0
1
1
0
1
0
1
0
1
1
1
1
0
0
1
1
0
1
1
1
1
0
1
1
1
1
1
1 X = don’t care.
On Switch
None
1
2
3
4
5
6
7
8
Table 6. ADG439F Truth Table1
A1
A0
EN
On Switch Pair
X
X
0
None
0
0
1
1
0
1
1
2
1
0
1
3
1
1
1
4
1 X = don’t care.
Rev. E | Page 6 of 16
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