Datasheet

Data Sheet AD7980
Rev. C | Page 11 of 28
100
80
10
1000
06392-063
FREQUENCY (kHz)
SINAD (dB)
95
90
85
100
Figure 18. SINAD vs. Frequency
95
85
89
87
91
93
–55 125
06392-049
TEMPERATURE (°C)
SNR (dB)
–35 –15 5 25
65 8545
105
Figure 19. SNR vs. Temperature
06392-050
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
CURRENT (mA)
2.425 2.475
VDD VOLTAGE (V)
2.375
2.525
2.575
2.625
I
VDD
I
REF
I
VIO
Figure 20. Operating Currents vs. Supply
–85
–125
10
1000
06392-064
FREQUENCY (kHz)
THD (dB)
100
–90
–95
–100
–105
–110
–115
–120
Figure 21. THD vs. Frequency
06392-052
–110
–120
THD (dB)
–55 –35 –15 5 25
TEMPERATURE (°C)
45 65 85 105 125
–112
–114
–116
–118
Figure 22. THD vs. Temperature
06392-053
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
CURRENT (mA)
–55 –35 –15 5 25
TEMPERATURE (°C)
45 65 85 105 125
I
VDD
I
REF
I
VIO
Figure 23. Operating Currents vs. Temperature