AD7760 Analog Devices, AD7760 Datasheet - Page 13

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AD7760

Manufacturer Part Number
AD7760
Description
2.5 MSPS, 24-Bit, 100 dB Sigma-Delta ADC with On-Chip Buffer
Manufacturer
Analog Devices
Datasheet

Specifications of AD7760

Resolution (bits)
24bit
# Chan
1
Sample Rate
40MSPS
Interface
Par
Analog Input Type
Diff-Uni
Ain Range
4 V p-p,6.5 V p-p
Adc Architecture
Sigma-Delta
Pkg Type
QFP

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Figure 11. Normal Mode FFT, 100 kHz, −0.5 dB Input Tone, 8× Decimation
Figure 12. Normal Mode FFT, 100 kHz, −6 dB Input Tone, 8× Decimation
Figure 13. Normal Mode FFT, 1 MHz, −0.5 dB Input Tone, 8× Decimation
–100
–125
–150
–175
–200
–100
–125
–150
–175
–200
–100
–125
–150
–175
–200
–25
–50
–75
–25
–50
–75
–25
–50
–75
0
0
0
0
0
0
250
250
250
FREQUENCY (kHz)
FREQUENCY (kHz)
FREQUENCY (kHz)
500
500
500
750
750
750
1000
1000
1000
1250
1250
1250
Rev. A | Page 13 of 36
Figure 14. Low Power FFT, 100 kHz, −0.5 dB Input Tone, 8× Decimation
Figure 16. Low Power FFT, 1 MHz, −0.5 dB Input Tone, 8× Decimation
Figure 15. Low Power FFT, 100 kHz, −6 dB Input Tone, 8× Decimation
–100
–125
–150
–175
–200
–100
–125
–150
–175
–200
–100
–125
–150
–175
–200
–25
–50
–75
–25
–50
–75
–25
–50
–75
0
0
0
0
0
0
250
250
250
FREQUENCY (kHz)
FREQUENCY (kHz)
FREQUENCY (kHz)
500
500
500
750
750
750
1000
1000
1000
AD7760
1250
1250
1250

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