AD5142ABCPZ100-RL7 datasheet(15/32 Pages) AD

15 / 32 page

Data Sheet

AD5122A/AD5142A

Rev. A | Page 15 of 32

–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 12. INL vs. Code (AD5122A)

AD5122A

AD5142A

CODE (Decimal)

100

150

200

255

100

127

–50

100

150

200

250

300

350

400

450

100k

Ω

10k

Ω

Figure 13. Potentiometer Mode Temperature Coefficient ((ΔVW/VW)/ΔT × 106)

vs. Code

–40

125

110

100

200

300

400

500

600

700

800

TEMPERATURE (°C)

IDD, VDD = 2.3V

IDD, VDD = 3.3V

IDD, VDD = 5V

ILOGIC, VLOGIC = 2.3V

ILOGIC, VLOGIC = 3.3V

ILOGIC, VLOGIC = 5V

VDD = VLOGIC

VSS = GND

Figure 14. Supply Current 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 15. DNL vs. Code (AD5122A)

–50

100

150

200

250

300

350

400

450

kΩ

100

kΩ

AD5122A

AD5142A

CODE (Decimal)

100

150

200

255

100

127

Figure 16. Rheostat Mode Temperature Coefficient ((ΔRWB/RWB)/ΔT × 106)

vs. Code

200

400

600

800

1000

1200

INPUT VOLTAGE (V)

VLOGIC = 1.8V

VLOGIC = 2.3V

VLOGIC = 3.3V

VLOGIC = 5V

VLOGIC = 5.5V

Figure 17. ILOGIC Current vs. Digital Input Voltage

AD5142ABCPZ100-RL7 Datasheet(PDF) 15 Page - Analog Devices

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