AD5689R datasheet(13/28 Pages) AD

13 / 28 page

Data Sheet

AD5689R/AD5687R

Rev. B | Page 13 of 28

–10

–8

–6

–4

–2

05.0

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.0

0.5

VREF (V)

INL

DNL

VDD = 5V

TA = 25°C

Figure 20. INL Error and DNL Error vs. VREF

–10

–8

–6

–4

–2

2.7

5.2

4.7

4.2

3.7

3.2

SUPPLY VOLTAGE (V)

INL

DNL

TA = 25°C

INTERNAL REFERENCE = 2.5V

Figure 21. INL Error and DNL Error vs. Supply Voltage

0.10

–0.10

–0.08

–0.06

–0.04

–0.02

0.02

0.04

0.06

0.08

–40

–20

100

120

TEMPERATURE (°C)

GAIN ERROR

FULL-SCALE ERROR

VDD = 5V

INTERNAL REFERENCE = 2.5V

Figure 22. Gain Error and Full-Scale Error vs. Temperature

1.4

1.2

1.0

0.8

0.6

0.4

0.2

–40

–20

2040

6080

100

120

TEMPERATURE (°C)

OFFSET ERROR

ZERO-CODE ERROR

VDD = 5V

INTERNAL REFERENCE = 2.5V

Figure 23. Zero-Code Error and Offset Error vs. Temperature

0.10

–0.10

–0.08

–0.06

–0.04

–0.02

0.02

0.04

0.06

0.08

2.7

5.2

4.7

4.2

3.7

3.2

SUPPLY VOLTAGE (V)

GAIN ERROR

FULL-SCALE ERROR

VDD = 5V

TA = 25°C

INTERNAL REFERENCE = 2.5V

Figure 24. Gain Error and Full-Scale Error vs. Supply

0.10

–0.10

–0.08

–0.06

–0.04

–0.02

0.02

0.04

0.06

0.08

2.7

5.2

4.7

4.2

3.7

3.2

SUPPLY VOLTAGE (V)

GAIN ERROR

FULL-SCALE ERROR

TA = 25°C

INTERNAL REFERENCE = 2.5V

Figure 25. Zero-Code Error and Offset Error vs. Supply Voltage

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