ADG1421/ADG1422/ADG1423
Rev. 0 | Page 8 of 16
PIN CONFIGURATION AND FUNCTION DESCRIPTIONS
1
2
S2
S1
3
NC
4
GND
5
VDD
10 D1
9D2
8VSS
7IN1
6IN2
NOTES
1. EXPOSED PAD TIED TO SUBSTRATE, VSS.
2. NC = NO CONNECT
TOP VIEW
(Not to Scale)
ADG1421/
ADG1422/
ADG1423
0
84
87
-0
04
Figure 4. 10-Lead LFCSP Pin Configuration
NC = NO CONNECT
S1
1
S2
2
NC
3
GND
4
VDD 5
D1
10
D2
9
VSS
8
IN1
7
IN2
6
08
48
7-
0
05
TOP VIEW
(Not to Scale)
ADG1421/
ADG1422/
ADG1423
Figure 5. 10-Lead MSOP Pin Configuration
Table 7. 10-Lead LFCSP Pin Function Descriptions
Pin No.
Mnemonic
Description
1
S1
Source Terminal. This pin can be an
input or output.
2
S2
Source Terminal. This pin can be an
input or output.
3
NC
No Connect.
4
GND
Ground (0 V) Reference.
5
VDD
Most Positive Power Supply Potential.
6
IN2
Logic Control Input.
7
IN1
Logic Control Input.
8
VSS
Most Negative Power Supply Potential.
9
D2
Drain Terminal. This pin can be an
input or output.
10
D1
Drain Terminal. This pin can be an
input or output.
EPAD
Exposed pad tied to substrate, VSS.
Table 8. 10-Lead MSOP Pin Function Descriptions
Pin No.
Mnemonic
Description
1
S1
Source Terminal. This pin can be an
input or output.
2
S2
Source Terminal. This pin can be an
input or output.
3
NC
No Connect.
4
GND
Ground (0 V) Reference.
5
VDD
Most Positive Power Supply Potential.
6
IN2
Logic Control Input.
7
IN1
Logic Control Input.
8
VSS
Most Negative Power Supply Potential.
9
D2
Drain Terminal. This pin can be an
input or output.
10
D1
Drain Terminal. This pin can be an
input or output.
Table 9. ADG1421/ADG1422 Truth Table
ADG1421 INx
ADG1422 INx
Switch Condition
1
0
On
0
1
Off
Table 10. ADG1423 Truth Table
ADG1423 INx
Switch 1 Condition
Switch 2 Condition
0
Off
On
1
On
Off