Cirrus Logic CS53L30 - Manual (Page 64)

64 DS992F1
CS53L30
9.4 FFTs
Figure 9-28. FFT, 1 kHz, –1 dBFS, Preamp Setting: +10 dB,
PGA Setting: 0 dB, Fs
int
= Fs
ext
= 48 kHz
Figure 9-29. FFT, 1 kHz, –1 dBFS, Preamp Setting: +10 dB,
PGA Setting: +12 dB, Fs
int
= Fs
ext
= 48 kHz
Figure 9-30. FFT, 1 kHz, –1 dBFS, Preamp Setting: +20 dB,
PGA Setting: 0 dB, Fs
int
= Fs
ext
= 48 kHz
Figure 9-31. FFT, 1 kHz, –1 dBFS, Preamp Setting: +20 dB,
PGA Setting: +12 dB, Fs
int
= Fs
ext
= 48 kHz
Figure 9-32. FFT, No Input, Preamp Setting: 0 dB,
PGA Setting: 0 dB, Fs
int
= Fs
ext
= 48 kHz








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