AD5781ARUZ-REEL7 Analog Devices Inc, AD5781ARUZ-REEL7 Datasheet - Page 10

• Manufacturer Part Number: AD5781ARUZ-REEL7
• Description: 18bit, 4LSB, Unbuffered Ref
• Manufacturer: Analog Devices Inc

Specifications of AD5781ARUZ-REEL7

• Design Resources: 18-Bit Accurate, low noise, precision bipolar DC voltage source (CN0177)
• Settling Time: 1µs
• Number Of Bits: 18
• Data Interface: DSP, MICROWIRE™, QSPI™, Serial, SPI™
• Number Of Converters: 1
• Voltage Supply Source: Analog and Digital, Dual ±
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 20-TSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power Dissipation (max): -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD5781
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 6. Integral Nonlinearity Error vs. DAC Code, ±10 V Span
Figure 7. Integral Nonlinearity Error vs. DAC Code, +10 V Span
–0.1
–0.2
–0.3
–0.4
–0.5
–0.1
–0.2
–0.3
–0.4
–0.5
–0.2
–0.4
–0.6
–0.8
–1.0
Figure 8. Integral Nonlinearity Error vs. DAC Code, +5 V Span
0.5
0.4
0.3
0.2
0.1
0.5
0.4
0.3
0.2
0.1
1.0
0.8
0.6
0.4
0.2
0
0
0
0
0
0
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
V
V
V
V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
V
V
V
V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
V
V
V
V
REFP
REFN
DD
SS
REFP
REFN
DD
SS
REFP
REFN
DD
SS
= –15V
= +15V
= –15V
= –15V
= +15V
= +15V
= +5V
= 0V
= +10V
= –10V
= +10V
= 0V
50000
50000
50000
100000
100000
100000
DAC CODE
DAC CODE
DAC CODE
150000
150000
150000
200000
200000
200000
T
T
T
T
T
T
T
T
T
A
A
A
A
A
A
A
A
A
= +125°C
= +25°C
= –40°C
= +125°C
= +25°C
= –40°C
= +125°C
= +25°C
= –40°C
250000
250000
250000
Rev. 0 | Page 10 of 28
Figure 9. Integral Nonlinearity Error vs. DAC Code, ±10 V Span, X2 Gain Mode
Figure 11. Differential Nonlinearity Error vs. DAC Code, +10 V Span
Figure 10. Differential Nonlinearity Error vs. DAC Code, ±10 V Span
–0.1
–0.2
–0.3
–0.4
–0.5
–0.1
–0.2
–0.3
–0.4
–0.5
–0.1
–0.2
–0.3
–0.4
–0.5
0.5
0.4
0.3
0.2
0.1
0.5
0.4
0.3
0.2
0.1
0.5
0.4
0.3
0.2
0.1
0
0
0
0
0
0
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
V
V
V
V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
V
V
V
V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
V
V
V
V
REFP
REFN
DD
SS
REFP
REFN
DD
SS
REFP
REFN
DD
SS
= –15V
= +15V
= –15V
= +15V
= –15V
= +15V
= +10V
= 0V
= +10V
= –10V
50000
50000
50000
= +10V
= 0V
100000
100000
100000
DAC CODE
DAC CODE
DAC CODE
150000
150000
150000
200000
200000
200000
T
T
T
A
A
A
= +25°C
= –40°C
= +125°C
T
T
T
T
T
T
A
A
A
A
A
A
= +125°C
= +25°C
= –40°C
= +125°C
= +25°C
= –40°C
250000
250000
250000