Monolithic CMOS Analog Multiplexers

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5

PIN

DG508A

DG509A

DIP/SO

DIP/SO

NAME

FUNCTION

1, 15, 16

—

A0, A2,

A1

Address Input

—

1, 16

A0, A1

Address Input

2

2

EN

Enable

3

3

V-

Negative-Supply Voltage

Input

4–7

—

S1–S4

Analog Inputs,

Bidirectional

—

4–7

S1A–S4A

Analog Inputs,

Bidirectional

8

—

D

Analog Outputs,

Bidirectional

—

8, 9

DA, DB

Analog Outputs,

Bidirectional

9–12

—

S8–S5

Analog Inputs,

Bidirectional

—

10–13

S4B–S1B

Analog Inputs,

Bidirectional

13

14

V+

Positive-Supply Voltage

Input

14

15

GND

Ground

Pin Descriptions

16

15

14

13

12

11

10

9

1

2

3

4

5

6

7

8

A0

A1

A2

GND

V+

S5

S6

S7

S8

TOP VIEW

DG508A

EN

V-

S3

S1

S2

S4

D

16

15

14

13

12

11

10

9

1

2

3

4

5

6

7

8

A0

A1

GND

V+

S1B

S2B

S3B

S4B

DB

DG509A

DIP/SO

EN

V-

S3A

S1A

S2A

S4A

DA

Pin Configurations

Functional Diagrams

V+

D

A2

A1

A0

EN

V-

GND

S1

S2

S3

S4

S5

S6

S7

S8

DG508A CMOS

DECODE LOGIC

DG508A

8-CHANNEL SINGLE ENDED MULTIPLEXER

V+

DA

A1

A0

EN

V-

GND

DB

S1A

S2A

S3A

S4A

S1B

S2B

S3B

S4B

DG509A CMOS

DECODE LOGIC

DG509A

DIFFERENTIAL 4-CHANNEL MULTIPLEXER