
DSD1792
SLES067B MARCH 2003 REVISED NOVEMBER 2006
www.ti.com
11
ANALOG DYNAMIC PERFORMANCE
Supply Voltage Characteristics
Figure 11
4.50
4.75
5.00
5.25
5.50
VCC – Supply Voltage – V
TOTAL HARMONIC DISTORTION + NOISE
vs
SUPPLY VOLTAGE
0.01
0.001
0.0001
fS = 192 kHz
fS = 96 kHz
THD+N
–
T
otal
Harmonic
Distortion
+
Noise
–
%
fS = 48 kHz
Figure 12
VCC – Supply Voltage – V
122
124
126
128
130
132
4.50
4.75
5.00
5.25
5.50
Dynamic
Range
–
dB
DYNAMIC RANGE
vs
SUPPLY VOLTAGE
fS = 96 kHz
fS = 48 kHz
fS = 192 kHz
Figure 13
VCC – Supply Voltage – V
122
124
126
128
130
132
4.50
4.75
5.00
5.25
5.50
SNR
–
Signal-to-Noise
Ratio
–
dB
SIGNAL-to-NOISE RATIO
vs
SUPPLY VOLTAGE
fS = 96 kHz
fS = 192 kHz
fS = 48 kHz
Figure 14
VCC – Supply Voltage – V
120
122
124
126
128
130
4.50
4.75
5.00
5.25
5.50
Channel
Separation
–
dB
CHANNEL SEPARATION
vs
SUPPLY VOLTAGE
fS = 96 kHz
fS = 192 kHz
fS = 48 kHz
NOTE: PCM mode, TA = 25°C, VDD = 3.3 V, measurement circuit is Figure 34 (VOUT = 4.5 V rms).