AD7983
–110
–112
–114
–116
–118
–120
–55
–35 –15 5 25 45 65 85
TEMPERATURE (°C)
Figure 11. THD vs. Temperature
105 125
–105
130
–110
125
–115
THD
120
–120
115
SFDR
–125
110
–130
2.5
3.0
3.5
4.0
4.5
5.0
REFERENCE VOLTAGE (V)
Figure 12. THD, SFDR vs. Reference Voltage
105
5.5
100
95
90
85
80
75
70
65
1
10
100
FREQUENCY (kHz)
1000
Figure 13. SINAD vs. Frequency
Data Sheet
95
93
91
89
87
85
–55
–35 –15 5 25 45 65 85
TEMPERATURE (°C)
Figure 14. SNR vs. Temperature
105 125
100
16
95
ENOB
90
85
15
SNR
14
SINAD
13
80
2.5
3.0
3.5
4.0
4.5
5.0
REFERENCE VOLTAGE (V)
12
5.5
Figure 15. SNR, SINAD, and ENOB vs. Reference Voltage
–70
–75
–80
–85
–90
–95
–100
–105
–110
–115
–120
1
10
100
FREQUENCY (kHz)
Figure 16. THD vs. Frequency
1000
Rev. C | Page 10 of 25