EVAL-AD5668SDCZ View Datasheet(PDF) - Analog Devices
Part Name
Description
MFG CO.
EVAL-AD5668SDCZ
Analog Devices
'EVAL-AD5668SDCZ' PDF : 30 Pages View PDF
AD5628/AD5648/AD5668
0.4
TA = 25°C
0.3
0.2
0.1
VDD = 3V, INT REF = 1.25V
0
–0.1
–0.2
–0.3
VDD = 5V, INT REF = 2.5V
–0.4
–0.5
–10 –8
–6 –4 –2 0 2 4 6
SOURCE/SINK CURRENT (mA)
8 10
Figure 31. Headroom at Rails vs. Source and Sink
6
VDD = 5V
INT REF = 2.5V
5 TA = 25°C
FULL SCALE
4
3/4 SCALE
3
MIDSCALE
2
1/4 SCALE
1
0
ZERO SCALE
–1
–0.03 –0.02 –0.01
0
0.01
0.02
0.03
CURRENT (A)
Figure 32. AD5668-2/AD5668-3 Source and Sink Capability
4.0
VDD = 3V
3.5 INT REF = 1.25V
TA = 25°C
3.0
2.5
2.0
FULL SCALE
3/4 SCALE
1.5
MIDSCALE
1.0
1/4 SCALE
0.5
ZERO SCALE
0
–0.5
–1.0
–0.03 –0.02 –0.01
0
0.01
0.02
0.03
CURRENT (A)
Figure 33. AD5668-1 Source and Sink Capability
Data Sheet
1.8
TA = 25°C
1.7
1.6
VDD = 5V
1.5
1.4
VDD = 3V
1.3
1.2
1.1
1.0
0.9
0.8
0
10k
20k
30k
40k
50k
60k
DIGITAL CODES (Decimal)
Figure 34. Supply Current vs. Code
2.0
1.9
1.8
1.7
1.6
VDD = 5.5V
1.5
VDD = 3.6V
1.4
1.3
1.2
1.1
1.0
–40 –25 –10 5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
Figure 35. Supply Current vs. Temperature
1.48
TA = 25°C
1.46
1.44
1.42
1.40
1.38
1.36
1.34
2.7
3.1
3.5
3.9
4.3
4.7
5.1
5.5
VDD (V)
Figure 36. Supply Current vs. Supply Voltage
Rev. J | Page 16 of 30
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