ADG799A/ADG799G

Rev. 0 | Page 10 of 24

PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS

PIN 1

INDICATOR

1

NC

2

S1A

3

D1A

4

D1B

5

S1B

6

NC

15 D3A

16 D3B

17 S3A

18 A2

14 S3B

13 NC

ADG799A

TOP VIEW

(Not to Scale)

NOTES

1. NC = NO CONNECT.

2. THE EXPOSED PAD MUST BE TIED TO GND.

Figure 3. ADG799A Pin Configuration

PIN 1

INDICATOR

NOTES

1. NC = NO CONNECT.

2. THE EXPOSED PAD MUST BE TIED TO GND.

1

NC

2

S1A

3

D1A

4

D1B

5

S1B

6

GPO2

15 D3A

16 D3B

17 S3A

18 A2

14 S3B

13 NC

ADG799G

TOP VIEW

(Not to Scale)

Figure 4. ADG799G Pin Configuration

Table 5. Pin Function Descriptions

Pin No.

Mnemonic

Function

1

NC

Not internally connected.

2

S1A

A-Side Source Terminal for Crosspoint Switch 1. Can be an input or output.

3

D1A

A-Side Drain Terminal for Crosspoint Switch 1. Can be an input or output.

4

D1B

B-Side Drain Terminal for Crosspoint Switch 1. Can be an input or output.

5

S1B

B-Side Source Terminal for Crosspoint Switch 1. Can be an input or output.

6

NC/GPO2

Not internally connected (for the ADG799A) / General-Purpose Logic Output 2 (for the ADG799G).

7

NC

Not internally connected.

8

S2A

A-Side Source Terminal for Crosspoint Switch 2. Can be an input or output.

9

D2A

A-Side Drain Terminal for Crosspoint Switch 2. Can be an input or output.

10

D2B

B-Side Drain Terminal for Crosspoint Switch 2. Can be an input or output.

11

S2B

B-Side Source Terminal for Crosspoint Switch 2. Can be an input or output.

12

NC/GPO1

Not internally connected (for the ADG799A) / General-Purpose Logic Output 1 (for the ADG799G).

13

NC

Not internally connected.

14

S3B

B-Side Source Terminal for Crosspoint Switch 3. Can be an input or output.

15

D3A

A-Side Drain Terminal for Crosspoint Switch 3. Can be an input or output

16

D3B

B-Side Drain Terminal for Crosspoint Switch 3. Can be an input or output.

17

S3A

A-Side Source Terminal for Crosspoint Switch 3. Can be an input or output.

18

A2

Logic Input. Sets Bit A2 from the least significant bits of the 7-bit slave address.

19

A1

Logic Input. Sets Bit A1 from the least significant bits of the 7-bit slave address.

20

A0

Logic Input. Sets Bit A0 from the least significant bits of the 7-bit slave address.

21

SCL

Digital Input, Serial Clock Line. Open drain input used in conjunction with SDA to clock data into the device.

External pull-up resistor required.

22

SDA

Digital Input/Output. Bidirectional open drain data line. External pull-up resistor required.

23

Positive Power Supply Input.

24

GND

Ground (0 V) Reference.