Low-Power Digital Potentiometers

4

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PIN

OUTPUT

W

50mV/div

0V

INC

2V/div

0V

5

µs/div

TAP-TO-TAP SWITCHING TRANSIENT

Typical Operating Characteristics (continued)

0

0.2

0.1

0.5

0.4

0.3

0.8

0.7

0.6

0.9

-40

0

20

-20

40

60

80

100

SUPPLY CURRENT vs. TEMPERATURE

TEMPERATURE (°C)

1

INC

Wiper Increment Control Input. With CS low, a high-to-low transition increments

(U/D high) or decrements (U/D low) the wiper position.

2

U/D

Up/Down Control Input. With CS low, a high-to-low INC transition increments

(U/D high) or decrements (U/D low) the wiper position.

3

H

High Terminal of Resistor

4

GND

Ground

8

Power Supply

7

CS

Chip-Select Input. Drive low to change the wiper position via INC and U/D.

6

L

Low Terminal of Resistor

5

W

Wiper Terminal of Resistor

Pin Description

NAME

FUNCTION

MAX5160

5

4

PIN

2

3

6

—

1

—

MAX5161