AD5781 View Datasheet(PDF) - Analog Devices

Part Name

Description

Manufacturer

AD5781

True 18-Bit, Voltage Output DAC ±0.5 LSB INL, ±0.5 LSB DNL

Analog Devices 

AD5781

–0.015

–0.020

–0.025

–0.030

–0.035

–0.040

–0.045

12.5

13.0

TA = 25°C

VREFP = +10V

VREFN = –10V

AD8676 REFERENCE BUFFERS

AD8675 OUTPUT BUFFER

13.5 14.0 14.5 15.0 15.5

VDD/|VSS| (V)

16.0 16.5

Figure 23. Full-Scale Error vs. Supply Voltage, ±10 V Span

0.07

0.06

0.05

0.04

0.03

0.02

0.01

0

–0.01

TA = 25°C

VREFP = +5V

VREFN = 0V

AD8676 REFERENCE BUFFERS

AD8675 OUTPUT BUFFER

–0.02

7.5 8.5 9.5 10.5 11.5 12.5 13.5 14.5 15.5 16.5

VDD (V)

–2.5 –3.9 –5.3 –6.7 –9.1 –10.5 –12.9 –14.2 –15.5 –16.5

VSS (V)

Figure 24. Full-Scale Error vs. Supply Voltage, +5 V Span

–0.30

–0.35

–0.40

TA = 25°C

VREFP = +10V

VREFN = –10V

AD8676 REFERENCE BUFFERS

AD8675 OUTPUT BUFFER

–0.45

–0.50

–0.55

–0.60

–0.65

12.5 13.0 13.5 14.0 14.5 15.0 15.5 16.0 16.5

VDD/|VSS| (V)

Figure 25. Gain Error vs. Supply Voltage, ±10 V Span

Data Sheet

0.10

0.05

0

–0.05

TA = 25°C

VREFP = +5V

VREFN = 0V

AD8676 REFERENCE BUFFERS

AD8675 OUTPUT BUFFER

–0.10

–0.15

–0.20

–0.25

–0.30

–0.35

–0.40

7.5 8.5 9.5 10.5 11.5 12.5 13.5 14.5 15.5 16.5

VDD (V)

–2.5 –3.9 –5.3 –6.7 –9.1 –10.5 –12.9 –14.2 –15.5 –16.5

VSS (V)

Figure 26. Gain Error vs. Supply Voltage, +5 V Span

0.15

0.10

INL MAX

0.05

0

–0.05

TA = 25°C

VDD = +15V

VSS = –15V

AD8676 REFERENCE BUFFERS

AD8675 OUTPUT BUFFER

–0.10

INL MIN

–0.15

5.0 5.5 6.0 6.5 7.0 7.5 8.0 8.5 9.0 9.5 10.0

VREFP/|VREFN| (V)

Figure 27. Integral Nonlinearity Error vs. Reference Voltage

0.10

DNL MAX

0.05

0

–0.05

TA = 25°C

VDD = +15V

VSS = –15V

AD8676 REFERENCE BUFFERS

AD8675 OUTPUT BUFFER

–0.10

DNL MIN

–0.15

5.0 5.5 6.0 6.5 7.0 7.5 8.0 8.5 9.0 9.5 10.0

VREFP/|VREFN| (V)

Figure 28. Differential Nonlinearity Error vs. Reference Voltage

Rev. E | Page 12 of 27

Share Link: