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8192PointFFT,
f =10kHz,0dB
i
FFT
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
0 5 10 15 20
f-Frequency-kHz
Amplitude-dB
FFT
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
0 5 10 15 20
f-Frequency-kHz
Amplitude-dB
8192PointFFT,
f =20kHz,0dB
i
FFT
-130
-120
-110
-100
-90
-80
-70
-60
-50
-40
-30
-20
-10
0
0 5 10 15 20
f-Frequency-kHz
Amplitude-dB
8192PointFFT,
f =1kHz,0dB
i
BASIC OPERATION
PARALLEL OUTPUT
ADS8506
SLAS484B – SEPTEMBER 2007 – REVISED DECEMBER 2007
TYPICAL CHARACTERISTICS (continued)
Figure 28.
Figure 29.
Figure 30.
Figure 31 shows a basic circuit to operate the ADS8506 with a ± 10-V input range and parallel output. Taking R/ C
(pin 22) LOW for a minimum of 40 ns (12 µ s max) will initiate a conversion. BUSY (pin 24) will go LOW and stay
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