Datasheet

Data Sheet AD5791
Rev. D | Page 9 of 28
TYPICAL PERFORMANCE CHARACTERISTICS
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0 200000 400000 600000 800000 1000000
DAC CODE
INL ERROR (LSB)
08964-006
T
A
= +125°C
T
A
= +25°C
T
A
= –40°C
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
V
REFP
= +10V
V
REFN
= –10V
V
DD
= +15V
V
SS
= –15V
Figure 5. Integral Nonlinearity Error vs. DAC Code, ±10 V Span
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
0 200000 400000 600000 800000 1000000
DAC CODE
INL ERROR (LSB)
08964-007
T
A
= +125°C
T
A
= +25°C
T
A
= –40°C
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
V
REFP
= +10V
V
REFN
= 0V
V
DD
= +15V
V
SS
= –15V
Figure 6. Integral Nonlinearity Error vs. DAC Code, 10 V Span
2.5
2.0
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
–2.0
–2.5
0 200000 400000 600000 800000 1000000
DAC CODE
INL ERROR (LSB)
08964-008
T
A
= +125°C
T
A
= +25°C
T
A
= –40°C
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
V
REFP
= +5V
V
REFN
= 0V
V
DD
= +15V
V
SS
= –15V
Figure 7. Integral Nonlinearity Error vs. DAC Code, 5 V Span
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
0 200000
400000
600000 800000
1000000
DAC CODE
INL ERROR (LSB)
08964-009
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
T
A
= –40°C
T
A
= +125°C
T
A
= +25°C
V
REFP
= +10V
V
REFN
= 0V
V
DD
= +15V
V
SS
= –15V
Figure 8. Integral Nonlinearity Error vs. DAC Code, ±10 V Span, X2 Gain Mode
1.0
0.8
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0 200000 400000 600000 800000 1000000
DAC CODE
DNL ERROR (LSB)
08964-010
T
A
= +125°C
T
A
= +25°C
T
A
= –40°C
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
V
REFP
= +10V
V
REFN
= –10V
V
DD
= +15V
V
SS
= –15V
Figure 9. Differential Nonlinearity Error vs. DAC Code, ±10 V Span
1.5
1.0
0.5
0
–0.5
–1.0
–1.5
0 200000 400000 600000 800000 1000000
DAC CODE
DNL ERROR (LSB)
08964-011
T
A
= +125°C
T
A
= +25°C
T
A
= –40°C
V
REFP
= +10V
V
REFN
= 0V
V
DD
= +15V
V
SS
= –15V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
Figure 10. Differential Nonlinearity Error vs. DAC Code, 10 V Span