Datasheet
Data Sheet ADG5408/ADG5409
Rev. C | Page 11 of 24
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
EN
V
SS
S1A
S4A
S3A
S2A
A0
GND
V
DD
S1B
S4B
DA DB
S3B
S2B
A1
ADG5409
TOP VIEW
(Not to Scale)
09206-004
Figure 4. ADG5409 Pin Configuration (TSSOP)
1V
SS
2
S1A
3
S2A
4S3A
11
S1B
12 V
DD
10
S2B
9S3B
5
S4A
6
DA
7
D
B
8
S4B
15
A0
16
EN
14
A1
13
GND
NOTES
1. THE EXPOSED PAD I
S
CONNECTED INTERNALLY. FOR
INCREASED RELIABILITY OF TH
E
SOLDER JOINTS AND MAXIMUM
THERMAL CAPABILITY, IT I
S
RECOMMENDED THAT THE PAD B
E
SOLDERED TO THE SUBSTRATE, V
SS
.
09206-005
TOP VIEW
(Not to Scale)
ADG5409
Figure 5. ADG5409 Pin Configuration (LFCSP)
Table 10. ADG5409 Pin Function Descriptions
Pin No.
TSSOP LFCSP Mnemonic Description
1 15 A0 Logic Control Input.
2 16 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 1 V
SS
Most Negative Power Supply Potential. In single-supply applications, this pin can be connected
to ground.
4 2 S1A Source Terminal 1A. This pin can be an input or an output.
5 3 S2A Source Terminal 2A. This pin can be an input or an output.
6 4 S3A Source Terminal 3A. This pin can be an input or an output.
7 5 S4A Source Terminal 4A. This pin can be an input or an output.
8 6 DA Drain Terminal A. This pin can be an input or an output.
9 7 DB Drain Terminal B. This pin can be an input or an output.
10 8 S4B Source Terminal 4B. This pin can be an input or an output.
11 9 S3B Source Terminal 3B. This pin can be an input or an output.
12 10 S2B Source Terminal 2B. This pin can be an input or an output.
13 11 S1B Source Terminal 1B. This pin can be an input or an output.
14 12 V
DD
Most Positive Power Supply Potential.
15 13 GND Ground (0 V) Reference.
16 14 A1 Logic Control Input.
EP
Exposed
Pad
The exposed pad is connected internally. For increased reliability of the solder joints and maximum
thermal capability, it is recommended that the pad be soldered to the substrate, V
SS
.
Table 11. ADG5409 Truth Table
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
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