MAX5450 Просмотр технического описания (PDF) - Maxim Integrated

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MAX5450

Dual, 256-Tap, Up/Down Interface, Digital Potentiometers

Maxim Integrated 

Dual, 256-Tap, Up/Down Interface,

Digital Potentiometers

Typical Operating Characteristics (continued)

(VDD = +5V, TA = +25°C, unless otherwise noted.)

SUPPLY CURRENT

vs. SUPPLY VOLTAGE

1.4

DIGITAL INPUTS + VDD

1.2

1.0

0.8

0.6

SUPPLY CURRENT

vs. DIGITAL INPUT VOLTAGE

1

VDD = 5V

0.1

VDD = 3V

0.01

0.4

0.001

0.2

0

0.0001

0123456

0

1

2

3

4

5

VDD (V)

DIGITAL INPUT VOLTAGE (V)

SUPPLY CURRENT vs. TEMPERATURE

1.0

0.8

VDD = +5V

0.6

0.4

VDD = +3V

0.2

0

-40 -30 -20 -10 0 10 20 30 40 50 60 70 80

TEMPERATURE (°C)

END-TO-END RESISTANCE % CHANGE

vs. TEMPERATURE

0.20

0.15

10kΩ

50kΩ

0.10

0.05

100kΩ

0 50kΩ

-0.05

-0.10

100kΩ

-0.15

-0.20

10kΩ

-0.25

-40 -20

0 20 40 60 80

TEMPERATURE (°C)

TAP-TO-TAP SWITCHING TRANSIENT

MAX5450/5 toc23

W

10mV/div

INC_

5V/div

MAX5455

MAX5453

MAX5451

1µs/div

6 _______________________________________________________________________________________

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