AD5666 Analog Devices, AD5666 Datasheet - Page 14

• Manufacturer Part Number: AD5666
• Manufacturer: Analog Devices

Specifications of AD5666

• Resolution (bits): 16bit
• Dac Update Rate: 95kSPS
• Dac Settling Time: 6µs
• Max Pos Supply (v): +5.5V
• Single-supply: Yes
• Dac Type: Voltage Out
• Dac Input Format: Ser,SPI

AD5666
–0.10
–0.20
–0.30
–0.40
–0.50
–1.00
–1.00
0.50
0.40
0.30
0.20
0.10
6.00
5.00
4.00
3.00
2.00
1.00
Figure 19. Source and Sink Current Capability with V
4.00
3.00
2.00
1.00
Figure 20. Source and Sink Current Capability with V
0
0
0
–10
–30
–30
Figure 18. Headroom at Rails vs. Source and Sink
V
V
V
V
T
V
V
T
A
A
DD
REFOUT
DD
REFOUT
DD
REFOUT
DAC LOADED WITH
FULL-SCALE
SOURCING CURRENT
–8
= 25 ° C
= 25 ° C
= 3V
= 5V
= 3V
–20
–20
–6
= 1.25V
= 2.5V
= 1.25V
V
V
DD
REFOUT
–4
= 5V
–10
–10
= 2.5V
CURRENT (mA)
CURRENT (mA)
3/4 SCALE
MIDSCALE
1/4 SCALE
CURRENT (mA)
–2
0
0
0
3/4 SCALE
MIDSCALE
1/4 SCALE
DAC LOADED WITH
ZERO-SCALE
SINKING CURRENT
2
ZERO SCALE
FULL SCALE
10
FULL SCALE
ZERO SCALE
10
4
6
20
20
DD
DD
= 5 V
= 3 V
8
10
30
30
Rev. D | Page 14 of 28
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
0
0
512
–40
2.7
T
T
A
A
Figure 23. Supply Current vs. Supply Voltage
= 25°C
= 25°C
Figure 22. Supply Current vs. Temperature
10512
–20
Figure 21. Supply Current vs. Code
3.2
V
DD
= V
20512
0
REF
3.7
V
TEMPERATURE (°C)
DD
= 3V
V
DD
20
= V
30512
V
= V
REF
CODE
DD
V
REFIN
DD
4.2
(V)
= 5V
40
= V
40512
= 3.6V
REFIN
60
4.7
= 5.5V
50512
80
5.2
60512
100