AD5271 datasheet(13/24 Pages) AD

Part #	AD5271

Description	1024-/256-Position, 1% Resistor Tolerance Error, SPI Interface and 50-TP Memory Digital Rheostat

PDF	24 Pages

Scroll/Zoom	100%

Manufacturer	AD [Analog Devices]

Direct Link	http://www.analog.com

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13 / 24 page

Data Sheet

AD5270/AD5271

Rev. F | Page 13 of 24

CODE (Decimal)

128

192

255

–0.02

0.02

0.08

0.04

0.06

0.10

+125°C

+25°C

–40°C

RAW = 20kΩ

Figure 19. R-INL in Normal Mode vs. Code vs. Temperature (AD5271)

CODE (Decimal)

128

192

255

–0.03

–0.02

–0.01

0.02

0.01

0.03

+125°C

+25°C

–40°C

RAW = 20kΩ

Figure 20. R-DNL in Normal Mode vs. Code vs. Temperature (AD5271)

–500

–400

–300

–200

–100

100

200

300

400

500

TEMPERATURE (°C)

–40 –30 –20 –10 0

20 30

50 60 70

80 90 100 110

IDD = 5V

ISS = 5V

IDD = 3V

ISS = 3V

Figure 21. Supply Current (IDD, ISS) vs. Temperature

CODE (Decimal)

128

192

255

0.15

0.10

0.05

–0.10

–0.05

20kΩ

100kΩ

TA = 25°C

Figure 22. R-INL in Normal Mode vs. Code vs. Nominal Resistance (AD5271)

CODE (Decimal)

128

192

255

0.010

0.008

0.006

0.004

–0.002

0.002

20kΩ

100kΩ

TA = 25°C

Figure 23. R-DNL in Normal Mode vs. Code vs. Nominal Resistance (AD5271)

0.2

0.4

0.6

0.8

1.0

VOLTAGE (V)

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

4.5

5.0

5.5

Figure 24. Supply Current IDD vs. Digital Input Voltage

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