AD5124 datasheet(18/36 Pages) AD

18 / 36 page

AD5124/AD5144/AD5144A

Data Sheet

Rev. B | Page 18 of 36

–0.15

–0.10

–0.05

0.05

0.10

0.15

100

CODE (Decimal)

10k

Ω, –40°C

10k

Ω, +25°C

10k

Ω, +125°C

100k

Ω, –40°C

100k

Ω, +25°C

100k

Ω, +125°C

Figure 18. INL vs. Code (AD5124)

–50

100

150

200

250

300

350

400

450

CODE (Decimal)

100k

Ω

10k

Ω

100

150

200

255

100

127

AD5124

AD5144/

AD5144A

Figure 19. Potentiometer Mode Temperature Coefficient ((ΔVW/VW)/ΔT × 106)

vs. Code

800

100

200

300

400

500

600

700

–40

–20

120

100

TEMPERATURE (°C)

VDD = 2.3V

VDD = 3.3V

VDD = 5.5V

VDD = VLOGIC

VSS = GND

Figure 20. Supply Current vs. Temperature

1000

900

800

100

200

300

400

500

600

700

–40

–20

120

100

TEMPERATURE (°C)

VLOGIC = 2.3V

VLOGIC = 3.3V

VLOGIC = 5.5V

VDD = VLOGIC

VSS = GND

Figure 21. ILOGIC vs. Temperature

–0.14

–0.12

–0.10

–0.08

–0.06

–0.04

–0.02

0.02

0.04

0.06

100

CODE (Decimal)

10k

Ω, –40°C

10k

Ω, +25°C

10k

Ω, +125°C

100k

Ω, –40°C

100k

Ω, +25°C

100k

Ω, +125°C

Figure 22. DNL vs. Code (AD5124)

AD5124

AD5144/

AD5144A

–50

100

150

200

250

300

350

400

450

10kΩ

100kΩ

CODE (Decimal)

100

150

200

255

100

127

Figure 23. Rheostat Mode Temperature Coefficient ((ΔRWB/RWB)/ΔT × 106)

vs. Code

AD5124 Datasheet(PDF) 18 Page - Analog Devices

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