AD7942BRMZ-RL7 データシートの表示（PDF） - Analog Devices
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AD7942BRMZ-RL7 Datasheet PDF : 24 Pages
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AD7942
86
15.0
SNR
85
14.5
SINAD
84
14.0
ENOB
83
13.5
82
2.0
2.5
3.0
3.5
4.0
4.5
13.0
5.0
5.5
REFERENCE VOLTAGE (V)
Figure 11. SNR, SINAD, and ENOB vs. Reference Voltage
90
VREF = 5V, –10dB
85
VREF = 5V, –1dB
80
VREF = 2.5V, –1dB
75
70
0
50
100
150
200
FREQUENCY (kHz)
Figure 12. SINAD vs. Frequency
95
90
VREF = 5V
85
VREF = 2.5V
80
75
–55 –35 –15
5 25 45 65
TEMPERATURE (°C)
85 105 125
Figure 13. SNR vs. Temperature
–80
–85
–90
–95
–100
–105
–110
–115
0
–90
VREF = 2.5V, –1dB
VREF = 5V, –1dB
40
80
120
160
200
FREQUENCY (kHz)
Figure 14. THD vs. Frequency
–100
VREF = 2.5V
–110
VREF = 5V
–120
–55 –35 –15
5 25 45 65
TEMPERATURE (°C)
85 105 125
Figure 15. THD vs. Temperature
1000
fS = 100kSPS
750
500
VDD
250
VIO
0
2.3 2.7 3.1 3.5 3.9 4.3 4.7 5.1 5.5
SUPPLY (V)
Figure 16. Operating Currents vs. Supply
Rev. B | Page 10 of 24
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