Low-Voltage, Single-Supply

Multiplexer and Switch

6

_______________________________________________________________________________________

0

0.5

1.5

1.0

2.0

2.5

3.0

0

3

2

4

1

5

6

7

8

10 11

9

12

LOGIC-LEVEL THRESHOLD vs. V+

V+ (V)

______________________________________________________________ Pin Description

MAX4524

Analog Switch Normally Open Input 2

—

1

FUNCTION

MAX4525

NO2

NAME

NOA

Analog Switch “A” Normally Open Input

1

—

NO3

COMA

Analog Switch “A” Common

2

—

Analog Switch Normally Open Input 3

—

2

NO1

NCA

Analog Switch “A” Normally Closed Input

3

—

INH

GND

Ground. Connect to digital ground (analog signals have no ground reference, but

are limited to V+ and GND).

5

5

Inhibit. Connect to GND for normal operation. Connect to logic-level high to turn all

switches off.

4

4

Analog Switch Normally Open Input 1

—

3

ADDB

ADD

Logic-Level Address Input (see

Truth Tables)

6

—

ADDA

NCB

Analog Switch “B” Normally Closed Input

7

—

Logic-Level Address Input (see

Truth Tables)

—

7

Logic-Level Address Input (see

Truth Tables)

—

6

NO0

Analog Switch Normally Open Input 0

—

8

NOB

COM

Analog Switch Common

—

9

Analog Switch “B” Normally Open Input

8

—

COMB

V+

Positive Analog and Digital Supply-Voltage Input

10

10

Analog Switch “A” Common

9

—

Note: NO_, NC_, and COM_ analog signal pins are identical and interchangeable. Any may be considered an input or output;

signals pass equally well in both directions.

1

0

2

3

1

4

5

6

7

8

9 10 11 12

V+ CURRENT vs. LOGIC LEVEL

V+ = +12V

V+ = +5V

Typical Operating Characteristics (continued)