ADT7516 datasheet(12/44 Pages) AD

12 / 44 page

ADT7516/ADT7517/ADT7519

Rev. B | Page 12 of 44

0.30

1.0

1.52.02.53.03.54.04.5

5.0

VREF (V)

–0.10

–0.05

0.05

0.10

0.15

0.20

0.25

INL WCP

DNL WCP

DNL WCN

INL WCN

Figure 14. ADT7519 DAC INL and DNL Error vs. VREF

0.14

–40

110

–10

TEMPERATURE (°C)

–0.06

–0.04

–0.02

0.02

0.04

0.06

0.08

0.10

0.12

DNL WCN

INL WCP

INL WCN

DNL WCP

Figure 15. ADT7519 DAC INL Error and DNL Error vs. Temperature

–40

120

100

–20

TEMPERATURE (°C)

–1.8

–1.6

–1.4

–1.2

–1.0

–0.8

–0.6

–0.4

–0.2

OFFSET ERROR

GAIN ERROR

Figure 16. DAC Offset Error and Gain Error vs. Temperature

–20

–15

–10

–5

2.7

3.3

3.6

4.0

VDD (V)

4.5

5.0

5.5

OFFSET ERROR

GAIN ERROR

VREF = 2.25V

Figure 17. DAC Offset Error and Gain Error vs. VDD

SOURCE CURRENT

SINK CURRENT

2.505

2.465

2.470

2.475

2.480

2.485

2.490

2.495

2.500

CURRENT (mA)

VDD = 5V

VREF = 5V

DAC OUTPUT

LOADED TO MIDSCALE

Figure 18. DAC VOUT Source and Sink Current Capability

1.98

3500

3000

2500

2000

1500

1000

500

DAC CODE

1.86

1.88

1.90

1.92

1.94

1.96

000

DAC OUTPUT UNLOADED

DAC OUTPUT LOADED

Figure 19. Supply Current vs. DAC Code

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