EVAL-AD7762EB View Datasheet(PDF) - Analog Devices
Part Name
Description
MFG CO.
'EVAL-AD7762EB' PDF : 28 Pages View PDF
0
–25
–50
–75
–100
–125
–150
–175
–200
0
60000
120000 180000
FREQUENCY (Hz)
240000
300000
Figure 11. Normal Mode FFT, 100 kHz, −0.5 dB Input Tone, 32× Decimation
0
–25
–50
–75
–100
–125
–150
–175
–200
0
60000
120000 180000
FREQUENCY (Hz)
240000
300000
Figure 12. Normal Mode FFT, 100 kHz, −6 dB Input Tone, 32× Decimation
120
118
–60dB
116
114
–6dB
112
–0.5dB
110
108
106
0
64
128
192
256
DECIMATION RATE (x)
Figure 13. Normal Mode SNR vs. Decimation Rate, 1 kHz Input Tone
AD7762
0
–25
–50
–75
–100
–125
–150
–175
–200
0
60000
120000 180000
FREQUENCY (Hz)
240000
300000
Figure 14. Low Power FFT, 100 kHz, −0.5 dB Input Tone, 32× Decimation
0
–25
–50
–75
–100
–125
–150
–175
–200
0
60000
120000 180000
FREQUENCY (Hz)
240000
300000
Figure 15. Low Power FFT, 100 kHz, −6 dB Input Tone, 32× Decimation
116
–60dB
112
–6dB
–0.5dB
108
104
0
64
128
192
256
DECIMATION RATE (x)
Figure 16. Low Power SNR vs. Decimation Rate, 1 kHz Input Tone
Rev. 0 | Page 11 of 28
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