AD7908 View Datasheet(PDF) - Analog Devices
Part Name
Description
MFG CO.
'AD7908' PDF : 24 Pages View PDF
AD7908/AD7918/AD7928
–50
fSAMPLE = 1MSPS
–55
TA = 25°C
RANGE = 0V TO REFIN
AVDD = 5.25V
–60
RIN = 1000Ω
–65
RIN = 100Ω
–70
RIN = 50Ω
–75
RIN = 10Ω
–80
–85
–90
10
100
INPUT FREQUENCY (kHz)
1000
Figure 8. AD7928 THD vs. Analog Input Frequency for
Various Source Impedances
1.0
0.8
AVDD = VDRIVE = 5V
TEMPERATURE = 25°C
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
512 1024 1536 2048 2560 3072 3584 4096
CODE
Figure 9. AD7928 Typical INL
1.0
0.8
AVDD = VDRIVE = 5V
TEMPERATURE = 25°C
0.6
0.4
0.2
0
–0.2
–0.4
–0.6
–0.8
–1.0
0
512 1024 1536 2048 2560 3072 3584 4096
CODE
Figure 10. AD7928 Typical DNL
Rev. D | Page 14 of 32
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