CDB4385(2004) Просмотр технического описания (PDF) - Cirrus Logic
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CDB4385 Datasheet PDF : 56 Pages
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CS4385
DAC ANALOG CHARACTERISTICS
(Full-Scale Output Sine Wave, 997 Hz (Note 1); Fs = 48/96/192 kHz; Test load RL = 3 kΩ, CL = 100 pF; Measure-
ment Bandwidth 10 Hz to 20 kHz, unless otherwise specified.
Parameters
Symbol Min
CS4385-CQZ Dynamic Performance - All PCM modes and DSD
Specified Temperature Range
TA
-10
Dynamic Range
24-bit A-weighted
108
unweighted
105
16-bit A-weighted
-
(Note 2) unweighted
-
Total Harmonic Distortion + Noise
THD+N
24-bit
0 dB
-
-20 dB
-
-60 dB
-
16-bit
0 dB
-
(Note 2) -20 dB
-
-60 dB
-
Idle Channel Noise / Signal-to-noise ratio
-
CS4385-DQZ Dynamic Performance - All PCM modes and DSD
Specified Temperature Range
TA
-40
Dynamic Range (Note 1)
24-bit A-weighted
105
unweighted
102
16-bit A-weighted
-
(Note 2) unweighted
-
Total Harmonic Distortion + Noise
(Note 1)
THD+N
24-bit
0 dB
-
-20 dB
-
-60 dB
-
16-bit
0 dB
-
(Note 2) -20 dB
-
-60 dB
-
Idle Channel Noise / Signal-to-noise ratio
-
Typ
-
114
111
97
94
-100
-91
-51
-94
-74
-34
114
-
114
111
97
94
-100
-91
-51
-94
-74
-34
114
Max Unit
70
°C
-
dB
-
dB
-
dB
-
dB
-94
dB
-
dB
-45
dB
-
dB
-
dB
-
dB
-
dB
85
°C
-
dB
-
dB
-
dB
-
dB
-91
dB
-
dB
-42
dB
-
dB
-
dB
-
dB
-
dB
Notes: 1. One-half LSB of triangular PDF dither is added to data.
2. Performance limited by 16-bit quantization noise.
DS671A1
7
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