AD5781 Analog Devices, AD5781 Datasheet - Page 13

• Manufacturer Part Number: AD5781
• Manufacturer: Analog Devices

Specifications of AD5781

• Resolution (bits): 18bit
• Dac Update Rate: 1MSPS
• Dac Settling Time: 1µs
• Max Pos Supply (v): +33V
• Single-supply: No
• Dac Type: Unbuffered Vout
• Dac Input Format: Ser,SPI

Data Sheet
–0.015
–0.020
–0.025
–0.030
–0.035
–0.040
–0.045
–0.01
–0.02
–0.30
–0.35
–0.40
–0.45
–0.50
–0.55
–0.60
–0.65
0.07
0.06
0.05
0.04
0.03
0.02
0.01
0
–2.5
Figure 24. Full-Scale Error vs. Supply Voltage, ±10 V Span
12.5
7.5
Figure 25. Full-Scale Error vs. Supply Voltage, +5 V Span
12.5
Figure 26. Gain Error vs. Supply Voltage, ±10 V Span
T
V
V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
A
REFP
REFN
–3.9
8.5
= 25°C
13.0
13.0
= +10V
= –10V
–5.3
9.5
13.5
13.5
T
V
V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
10.5
–6.7
A
REFP
REFN
= 25°C
14.0
14.0
V
= +10V
= –10V
V
11.5
–9.1
T
V
V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
DD
DD
A
V
V
REFP
REFN
DD
SS
/|V
= 25°C
/|V
14.5
14.5
SS
–10.5 –12.9 –14.2 –15.5 –16.5
(V)
SS
(V)
12.5
= +5V
= 0V
| (V)
| (V)
15.0
15.0
13.5
15.5
15.5
14.5
16.0
15.5
16.0
16.5
16.5
16.5
Rev. C | Page 13 of 28
–0.05
–0.10
–0.15
–0.20
–0.25
–0.30
–0.35
–0.40
–0.05
–0.10
–0.15
–0.05
–0.10
–0.15
0.10
0.05
Figure 29. Differential Nonlinearity Error vs. Reference Voltage
0.15
0.10
0.05
0.10
0.05
Figure 28. Integral Nonlinearity Error vs. Reference Voltage
0
–2.5
0
0
7.5
5.0
5.0
Figure 27. Gain Error vs. Supply Voltage, +5 V Span
–3.9
5.5
5.5
8.5
T
V
V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
T
V
V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
A
A
DD
SS
DD
SS
= 25°C
= 25°C
= –15V
= –15V
= +15V
= +15V
6.0
6.0
–5.3
9.5
6.5
6.5
10.5
–6.7
V
V
7.0
7.0
REFP
REFP
11.5
–9.1
DNL MAX
DNL MIN
INL MAX
V
V
INL MIN
/|V
/|V
DD
SS
T
V
V
AD8676 REFERENCE BUFFERS
AD8675 OUTPUT BUFFER
7.5
7.5
A
REFP
REFN
REFN
REFN
(V)
–10.5 –12.9 –14.2 –15.5 –16.5
(V)
= 25°C
12.5
= +5V
= 0V
8.0
| (V)
8.0
| (V)
13.5
8.5
8.5
14.5
9.0
9.0
15.5
9.5
9.5
AD5781
16.5
10.0
10.0