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www.ti.com
SLES100 − DECEMBER 2003
ELECTRICAL CHARACTERISTICS (Continued)
all specifications at T = 25°C, V 1 = V 2L = V 2R = 5 V, V
= 3.3 V, f = 44.1 kHz, system clock = 256 f , and 24-bit data unless
A
CC
CC
CC
DD
S
S
otherwise noted
PCM1796DB
TYP
PARAMETER
TEST CONDITIONS
UNIT
MIN
MAX
(1) (2)
DSD MODE DYNAMIC PERFORMANCE
THD+N at FS
(44.1 KHZ, 64 f )
S
2 V rms
0.0007%
122
Dynamic range
–60 dB, EIAJ, A-weighted
dB
dB
Signal-to-noise ratio
ANALOG OUTPUT
Gain error
EIAJ, A-weighted
122
–7
2
0.5
0.5
4
7
3
2
% of FSR
% of FSR
% of FSR
mA p-p
mA
Gain mismatch, channel-to-channel
Bipolar zero error
–3
–2
At BPZ
Output current
Full scale (0 dB)
At BPZ
Center current
–3.5
DIGITAL FILTER PERFORMANCE
De-emphasis error
0.1
dB
FILTER CHARACTERISTICS–1: SHARP ROLLOFF
0.0002 dB
–3 dB
0.454 f
S
Pass band
0.49 f
S
Stop band
0.546 f
S
Pass-band ripple
0.0002
dB
dB
s
Stop-band attenuation
Delay time
Stop band = 0.546 f
–98
S
38/f
S
FILTER CHARACTERISTICS–2: SLOW ROLLOFF
0.001 dB
–3 dB
0.21 f
S
Pass band
0.448 f
S
Stop band
0.79 f
S
Pass-band ripple
Stop-band attenuation
Delay time
0.001
dB
dB
s
Stop band = 0.732 f
–80
S
38/f
S
(1)
Filter condition:
THD+N: 20-Hz HPF, 20-kHz AES17 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 Two 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 37.
4
BB [ BURR-BROWN CORPORATION ]
