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0.007
0.008
0.009
0.01
0.011
0.012
2 2.5 3 3.5 4
90
91
92
93
94
95
PowerSupply-V
THD+N
SNR
f =1kHz
IN
THD+N-TotalHarmanicDistortion+Noise-%
SNR-SignalToNoiseRatio
0
0.01
0.02
0.03
0.04
0.05
2 2.5 3 3.5 4
PowerSupply-V
90
91
92
93
94
95
THD+N
SNR
f =1kHz
IN
THD+N-TotalHarmanicDistortion+Noise-%
SNR-SignalToNoiseRatio
PCM1774
SLAS551 – JULY 2007
TYPICAL PERFORMANCE CURVES (continued)
All specifications at T
A
= 25 ° C, V
DD
= V
IO
= V
CC
= V
PA
= 3.3 V, f
S
= 48 kHz, system clock = 256 f
S
, and 16-bit data, unless
otherwise noted.
THREE-BAND TONE CONTROL (MIDRANGE) THREE-BAND TONE CONTROL (TREBLE)
Figure 5. Figure 6.
THD+N/SNR vs POWER SUPPLY THD+N/SNR vs POWER SUPPLY
DAC TO HEADPHONE OUTPUT, 16- Ω DAC TO LINE OUTPUT, 10-k Ω
Figure 7. Figure 8.
8
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