ADG5408/ADG5409

Rev. 0 | Page 10 of 24

PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS

1

2

3

4

5

6

7

8

16

15

14

13

12

11

10

EN

S1

S4

S3

S2

A0

A2

GND

S7

S6

S5

A1

ADG5408

TOP VIEW

(Not to Scale)

9

DS8

PIN 1

INDICATOR

1

NOTES

1. THE EXPOSED PAD IS

CONNECTED INTERNALLY. FOR

INCREASED RELIABILITY OF THE

SOLDER JOINTS AND MAXIMUM

THERMAL CAPABILITY, IT IS

RECOMMENDED THAT THE PAD BE

2

S1

3

S2

4

S3

12 GND

10 S5

9S6

TOP VIEW

(Not to Scale)

ADG5408

Figure 2. ADG5408 Pin Configuration (TSSOP)

Figure 3. ADG5408 Pin Configuration (LFCSP)

Table 8. ADG5408 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

Most Negative Power Supply Potential. In single-supply applications, this pin can be connected

to ground.

4

2

S1

Source Terminal 1. This pin can be an input or an output.

5

3

S2

Source Terminal 2. This pin can be an input or an output.

6

4

S3

Source Terminal 3. This pin can be an input or an output.

7

5

S4

Source Terminal 4. This pin can be an input or an output.

8

6

D

Drain Terminal. This pin can be an input or an output.

9

7

S8

Source Terminal 8. This pin can be an input or an output.

10

8

S7

Source Terminal 7. This pin can be an input or an output.

11

9

S6

Source Terminal 6. This pin can be an input or an output.

12

10

S5

Source Terminal 5. This pin can be an input or an output.

13

11

Most Positive Power Supply Potential.

14

12

GND

Ground (0 V) Reference.

15

13

A2

Logic Control Input.

16

14

A1

Logic Control Input.

EP

Exposed Pad

The exposed pad is connected internally. For increased reliability of the solder joints and

Table 9. ADG5408 Truth Table

A2

A1

A0

EN

On Switch

X

X

X

0

None

0

0

0

1

1

0

0

1

1

2

0

1

0

1

3

0

1

1

1

4

1

0

0

1

5

1

0

1

1

6

1

1

0

1

7

1

1

1

1

8