Datasheet

-120
124
128
132
136
140
144
148
152
156
160
-
-
-
-
-
-
-
-
-
-
Amplitude(dB)
Frequency(Hz)
100
10k
1k
-
°
144-dBOutputSpectrum
BW=20kHz
PCMMode
f =48kHz
32768Point8Average
T =+25 C
V =3.3V
V =5V
S
A
DD
CC
-120
124
128
132
136
140
144
148
152
156
160
-
-
-
-
-
-
-
-
-
-
Amplitude(dB)
Frequency(Hz)
100
10k
1k
-
°
150-dBOutputSpectrum
BW=20kHz
PCMMode
f =48kHz
32768Point8Average
T =+25 C
V =3.3V
V =5V
S
A
DD
CC
10
1
0.1
0.01
0.001
0.0001
TotalHarmonicDistortion+Noise(%)
InputLevel(dBFS)
-90 -70
0
-80 -60
PCMMode
f =48kHz
T =+25 C
V =3.3V
V =5V
S
A
DD
CC
°
-50 -40 -30 -20 -10
0
20
40
60
80
100
120
140
160
-
-
-
-
-
-
-
-
Amplitude(dB)
Frequency(kHz)
0 4
20
2 6
60-dBOutputSpectrum
DSDMode(FIR-2)
32768Point8Average
T =+25 C
V =3.3V
V =5V
-
A
DD
CC
°
8 10 12 14 16 18
PCM1795
SLES248 – MAY 2009 ........................................................................................................................................................................................................ www.ti.com
TYPICAL CHARACTERISTICS: ANALOG DYNAMIC PERFORMANCE (continued)
PCM mode, V
DD
= 3.3 V, and V
CC
= 5 V; measured with circuit shown in Figure 52 , unless otherwise noted.
AMPLITUDE vs FREQUENCY AMPLITUDE vs FREQUENCY
(Measurement Circuit: Figure 52 ) (Measurement Circuit: Figure 52 )
Figure 22. Figure 23.
THD+N vs INPUT LEVEL AMPLITUDE vs FREQUENCY
(Measurement Circuit: Figure 52 ) (Measurement Circuit: Figure 53 )
Figure 24. Figure 25.
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