Datasheet

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SBAS291C − AUGUST 2003 − REVISED DECEMBER 2004
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5
ELECTRICAL CHARACTERISTICS (continued)
All parameters are specified at T
A
= +25°C with V
CC
= +5V, V
DD
= +3.3V, and a measurement bandwidth from 10Hz to 20kHz, unless otherwise
noted. System clock frequency is equal to 256f
S
for Single and Dual Rate sampling modes, and 128f
S
for Quad Rate sampling mode.
PCM4104
PARAMETER UNITSMAXTYPMINCONDITIONS
DIGITAL FILTERS
Passband
±0.002dB 0.454f
S
Hz
Passband
−3dB 0.487f
S
Hz
Stop Band 0.546fs Hz
Passband ripple ±0.002 dB
Stopband attenuation
0.546fs −75 dB
Stopband attenuation
0.567fs −82 dB
Group delay 29/f
S
sec
De-emphasis filter error 0.1 dB
POWER SUPPLY
Supply Range
Analog supply, V
CC
+4.75 +5.0 +5.25 V
Digital supply, V
DD
+3.0 +3.3 +3.6 V
Power down current V
CC
= +5V, VDD = +3.3V
Power-down supply current, I
CC
+ I
DD
RST = low, system and audio clocks off 1 mA
Quiescent current System and audio clocks applied, all 0s data
V
CC
= +5V, f
S
=48kHz 32 40 mA
Analog supply, I
CC
V
CC
= +5V, f
S
=96kHz 32 mA
Analog supply, I
CC
V
CC
= +5V, f
S
=192kHz 32 mA
V
DD
= +3.3V, f
S
=48kHz 13 17 mA
Digital supply, I
DD
V
DD
= +3.3V, f
S
=96kHz 18 mA
Digital supply, I
DD
V
DD
= +3.3V, f
S
=192kHz 23 mA
V
CC
= +5V, V
DD
= +3.3V
Total power dissipation
f
S
= 48kHz 203 256 mW
Total power dissipation
f
S
= 96kHz 220 mW
f
S
= 192kHz 236 mW