Datasheet


SLES117A – AUGUST 2004 – REVISED NOVEMBER 2006
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12
NOTE: f
S
= 48 kHz, 32768 point 8 average, T
A
= 25°C, V
DD
= 3.3 V
,
V
CC
= 5 V, measurement circuit is Figure 25.
Figure 15. –60-db Output Spectrum, BW = 20 kHz
f – Frequency – kHz
−180
−160
−140
−120
−100
−80
−60
−40
−20
0
0 2 4 6 8 101214161820
Amplitude – dB
AMPLITUDE
vs
FREQUENCY
NOTE: f
S
= 48 kHz, 32768 point 8 average, T
A
= 25°C, V
DD
= 3.3 V
,
V
CC
= 5 V, measurement circuit is Figure 25.
Figure 16. –60-db Output Spectrum, BW = 100 kHz
f – Frequency – kHz
−160
−140
−120
−100
−80
−60
−40
−20
0
0 102030405060708090100
Amplitude – dB
AMPLITUDE
vs
FREQUENCY
NOTE: f
S
= 48 kHz, T
A
= 25°C, V
DD
= 3.3 V, V
CC
= 5 V,
measurement circuit is Figure 25.
Figure 17. THD+N vs Input Level
−100 −80 −60 −40 −20 0
Input Level – dBFS
TOTAL HARMONIC DISTORTION + NOISE
vs
INPUT LEVEL
10
0.1
0.01
0.001
0.0001
THD+N – Total Harmonic Distortion + Noise – %
1