Serially Controlled, Clickless

Audio/Video Switches

8

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Pin Descriptions

FUNCTION

MAX4571

MAX4572

1, 3, 5, 7, 9,

11, 13, 22, 20,

18, 16

–

Normally Open Terminals

PIN

–

1, 4, 7, 10

Normally Open Terminals

23

23

Ground

27

27

Data Input of 2-Wire Serial Interface

26

26

Clock Input of 2-Wire Serial Interface

25

25

LSB + 2 of 2-Wire Serial Interface Address Field

24

24

LSB + 1 of 2-Wire Serial Interface Address Field

28

28

Positive Supply Voltage

MAX4571

MAX4572

NO1–NO11

–

NAME

–

NO1A–NO4A

GND

GND

SDA

SDA

SCL

SCL

A1

A1

A0

A0

V+

V+

2, 4, 6, 8, 10,

12, 14, 21, 19,

17, 15

2, 5, 8, 11, 14,

21, 18, 15

Common Terminals

COM1–COM11

COM1–COM8

–

3, 6, 9, 12

Normally Open Terminals

–

NO1B–NO4B

–

13, 16

Normally Open Terminals

–

NO5, NO8

–

22, 19, 20, 17

Normally Open Terminals

–

NO6A, NO7A,

NO6B, NO7B

2, 4, 6, 8, 10,

12, 14, 21, 19,

17, 15

FUNCTION

MAX4573

MAX4574

2, 5, 8, 11, 14,

21, 18, 15

1, 3, 5, 7, 9,

11, 13, 22, 20,

18, 16

–

Normally Open Terminals

PIN

–

1, 4, 7, 10

Normally Open Terminals

23

23

Ground

27

27

Data Output of 3-Wire Serial Interface

26

26

Clock Input of 3-Wire Serial Interface

25

25

Clock Input of 3-Wire Serial Interface

24

24

Chip Select of 3-Wire Serial Interface

Common Terminals

COM1–COM11

COM1–COM8

–

3, 6, 9, 12

Normally Open Terminals

–

NO1B–NO4B

–

13, 16

Normally Open Terminals

–

28

28

Positive Supply Voltage

NO5, NO8

MAX4573

MAX4574

NO1–NO11

–

NAME

–

NO1A–NO4A

GND

GND

DOUT

DOUT

DIN

DIN

SCLK

SCLK

CS

CS

–

22, 19, 20, 17

Normally Open Terminals

–

NO6A, NO7A,

NO6B, NO7B

V+

V+