EVAL-AD5666EB View Datasheet(PDF) - Analog Devices
Part Name
Description
MFG CO.
'EVAL-AD5666EB' PDF : 28 Pages View PDF
AD5666
0.50
DAC LOADED WITH
0.40
FULL-SCALE
SOURCING CURRENT
0.30
DAC LOADED WITH
ZERO-SCALE
SINKING CURRENT
0.20
0.10
0
VDD = 3V
VREFOUT = 1.25V
–0.10
–0.20
–0.30
–0.40
VDD = 5V
VREFOUT = 2.5V
–0.50
–10 –8 –6 –4 –2 0 2 4 6 8 10
CURRENT (mA)
Figure 18. Headroom at Rails vs. Source and Sink
6.00
5.00
VDD = 5V
VREFOUT = 2.5V
TA = 25°C
4.00
FULL SCALE
3/4 SCALE
3.00
MIDSCALE
2.00
1/4 SCALE
1.00
0
ZERO SCALE
–1.00
–30
–20
–10
0
10
20
30
CURRENT (mA)
Figure 19. Source and Sink Current Capability with VDD = 5 V
4.00
3.00
VDD = 3V
VREFOUT = 1.25V
TA = 25°C
FULL SCALE
2.00
3/4 SCALE
MIDSCALE
1.00
1/4 SCALE
0
ZERO SCALE
–1.00
–30
–20
–10
0
10
20
30
CURRENT (mA)
Figure 20. Source and Sink Current Capability with VDD = 3 V
1.0
TA = 25°C
0.9
VDD = VREF = 5V
0.8
0.7
0.6
VDD = VREF = 3V
0.5
0.4
0.3
0.2
0.1
0
512 10512 20512 30512 40512 50512
CODE
Figure 21. Supply Current vs. Code
60512
1.0
0.9
VDD = VREFIN = 5.5V
0.8
0.7
0.6
VDD = VREFIN = 3.6V
0.5
0.4
0.3
0.2
0.1
0
–40 –20
0
20
40
60
TEMPERATURE (°C)
80
100
Figure 22. Supply Current vs. Temperature
1.0
TA = 25°C
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
2.7
3.2
3.7
4.2
4.7
5.2
VDD (V)
Figure 23. Supply Current vs. Supply Voltage
Rev. D | Page 14 of 28
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