Datasheet


SLES117A – AUGUST 2004 – REVISED NOVEMBER 2006
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3
ELECTRICAL CHARACTERISTICS (Continued)
all specifications at T
A
= 25°C, V
CC
1 = V
CC
2L = V
CC
2R = 5 V, V
DD
= 3.3 V, f
S
= 44.1 kHz, system clock = 256 f
S
, and 24-bit data, unless
otherwise noted
PARAMETER
TEST CONDITIONS
PCM1794ADB
UNIT
PARAMETER
TEST CONDITIONS
MIN TYP MAX
UNIT
DYNAMIC PERFORMANCE (2-V RMS OUTPUT)
(1)(2)
f
S
= 44.1 kHz 0.0004% 0.0008%
THD+N at V
OUT
= 0 dB
f
S
= 96 kHz 0.0008%
THD+N at V
OUT
= 0 dB
f
S
= 192 kHz 0.0015%
EIAJ, A-weighted, f
S
= 44.1 kHz 123 127
Dynamic range
EIAJ, A-weighted, f
S
= 96 kHz 127
dB
Dynamic range
EIAJ, A-weighted, f
S
= 192 kHz 127
dB
EIAJ, A-weighted, f
S
= 44.1 kHz 123 127
Signal-to-noise ratio
EIAJ, A-weighted, f
S
= 96 kHz 127
dB
Signal-to-noise ratio
EIAJ, A-weighted, f
S
= 192 kHz 127
dB
f
S
= 44.1 kHz 120 123
Channel separation
f
S
= 96 kHz 122
dB
Channel separation
f
S
= 192 kHz 120
dB
Level linearity error V
OUT
= –120 dB ±1 dB
DYNAMIC PERFORMANCE (4.5-V RMS Output)
(1)(3)
f
S
= 44.1 kHz 0.0004%
THD+N at V
OUT
= 0 dB
f
S
= 96 kHz 0.0008%
THD+N at V
OUT
= 0 dB
f
S
= 192 kHz 0.0015%
EIAJ, A-weighted, f
S
= 44.1 kHz 129
Dynamic range
EIAJ, A-weighted, f
S
= 96 kHz 129
dB
Dynamic range
EIAJ, A-weighted, f
S
= 192 kHz 129
dB
EIAJ, A-weighted, f
S
= 44.1 kHz 129
Signal-to-noise ratio
EIAJ, A-weighted, f
S
= 96 kHz 129
dB
Signal-to-noise ratio
EIAJ, A-weighted, f
S
= 192 kHz 129
dB
f
S
= 44.1 kHz 124
Channel separation
f
S
= 96 kHz 123
dB
Channel separation
f
S
= 192 kHz 121
dB
DYNAMIC PERFORMANCE (MONO MODE)
(1)(3)
f
S
= 44.1 kHz 0.0004%
THD+N at V
OUT
= 0 dB
f
S
= 96 kHz 0.0008%
THD+N at V
OUT
= 0 dB
f
S
= 192 kHz 0.0015%
EIAJ, A-weighted, f
S
= 44.1 kHz 132
Dynamic range
EIAJ, A-weighted, f
S
= 96 kHz 132
dB
Dynamic range
EIAJ, A-weighted, f
S
= 192 kHz 132
dB
EIAJ, A-weighted, f
S
= 44.1 kHz 132
Signal-to-noise ratio
EIAJ, A-weighted, f
S
= 96 kHz 132
dB
Signal-to-noise ratio
EIAJ, A-weighted, f
S
= 192 kHz 132
dB
(1)
Filter condition:
THD+N: 20-Hz HPF, 20-kHz apogee LPF
Dynamic range: 20-Hz HPF, 20-kHz AES17 LPF, A-weighted
Signal-to-noise ratio: 20-Hz HPF, 20-kHz AES17 LPF, A-weighted
Channel separation: 20-Hz HPF, 20-kHz AES17 LPF
Analog performance specifications are measured using the System Twot Cascade audio measurement system by Audio Precision in the
averaging mode.
(2)
Dynamic performance and dc accuracy are specified at the output of the postamplifier as shown in Figure 24.
(3)
Dynamic performance and dc accuracy are specified at the output of the postamplifier as shown in Figure 25.
Audio Precision and System Two are trademarks of Audio Precision, Inc.
Other trademarks are the property of their respective owners.