EVAL-AD5680EB View Datasheet(PDF) - Analog Devices
Part Name
Description
MFG CO.
'EVAL-AD5680EB' PDF : 20 Pages View PDF
Data Sheet
TYPICAL PERFORMANCE CHARACTERISTICS
40
VDD = VREF = 5V
32 TA = 25°C
24
16
8
0
–8
–16
–24
–32
–40
0
40k
80k 120k 160k
CODE
Figure 5. Typical INL Plot
200k
240k
1.0
VDD = VREF = 5V
0.8 TA = 25°C
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
25k 50k 75k 100k 125k 150k 175k 200k 225k 250k
CODE
Figure 6. Typical DNL Plot in 50 Hz System Bandwidth
±4
VDD = 4.5V TO 5.5V
T = –40°C TO +105°C
±2
±1
0
0
50
300
>300
SYSTEM BANDWIDTH (Hz)
Figure 7. DNL Performance vs. System Bandwidth
AD5680
0
–0.02
VDD = 5V
–0.04
–0.06
GAIN ERROR
–0.08
–0.10
–0.12
–0.14
–0.16
FULL-SCALE ERROR
–0.18
–0.20
–40 –20
0
20
40
60
TEMPERATURE (C)
80
100
Figure 8. Gain Error and Full-Scale Error vs. Temperature
1.5
1.0
ZERO-SCALE ERROR
0.5
0
–0.5
–1.0
–1.5
OFFSET ERROR
–2.0
–2.5
–40 –20
0
20
40
60
TEMPERATURE (C)
80
100
Figure 9. Zero-Scale Error and Offset Error vs. Temperature
0.20
0.15
VDD = VREF = 5V, 3V
TA = 25°C
0.10
DAC LOADED WITH
ZERO SCALE –
SINKING CURRENT
0.05
0
–0.05
–0.10
–0.15
–0.20
DAC LOADED WITH
FULL SCALE –
SOURCING CURRENT
–0.25
–5 –4 –3 –2 –1 0 1 2 3 4 5
I (mA)
Figure 10. Headroom at Rails vs. Source and Sink Current
Rev. C | Page 7 of 20
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