CM6533,CM6533N,CM6533X1,CM6533DH
USB Audio Chip
10 Audio Performance
10.1 DAC Audio Quality
TA=25℃, DV50=5V, AV50=5V, Equalizer disabled, Typical Fs/Bit-depth=48KHz/16bit (except remarked in Test
Conditions), Master Volume= 0dB, Platform=DELL Desktop 32BWS02, 4G RAM, Windows 8.1 CHT
Test Values
Items
Test Conditions
Unit
Min.
Typ.
Max.
10KΩ loading
1.04
Vrms
Vrms
dB
Full Scale Output Voltage
32Ω loading
0.99
-87
10KΩ loading, 20~20KHz
32Ω loading, 20~20KHz
10KΩ loading, A-Weighted
32Ω loading, A-Weighted
10KΩ loading, A-Weighted
32Ω loading, A-Weighted
100Hz ~ 20kHz
THD+N @ -3dB Full Scale
-71
(@1KHZ)
-86.7
dB
91
92
93
93
dB
Dynamic Range (with -60dBFs
Output Signal)
dB
dB
Noise Level (SNR, with -96dBFs
Output Signal)
dB
Inter-Channel Phase Delay
+0.01
+1.01
Deg
%
Sampling Frequency Accuracy
10KΩ loading
-0.0046
+0.0078
10KΩ loading, 20~20KHz
-95
-60
dB
32Ω loading (Normal Jack),
20~20KHz
Channel Separation(Crosstalk)
dB
32Ω loading (4-ring Combo
Jack), 20~20KHz
-53
(@1KHz)
-61
-52
dB
10KΩ loading, Fs=48kHz/16bits,
20~20KHz
-0.064
(20Hz)
-0.949
(20KHz)
dB
Frequency Response
10KΩ loading, Fs=96kHz/24bits,
20~48KHz
-0.017
(20Hz)
-3
(42KHz)
dB
Passband Ripple Range
10KΩ loading, 20~20KHz
0.278
dB
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Rev.1.6
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