CM6533-N Datasheet, PDF (55/60 Pages) C-Media Electronics – USB 2.0 Full-Speed compliant

CM6533,CM6533N,CM6533X1,CM6533DH
USB Audio Chip
10.2 ADC Audio Quality
TA=25℃, DV50=5V, AV50=5V, input test signal is 997Hz sine wave, measure bandwidth is 120Hz to 20kHz, Equalizer
disable, AGC off, Mic Gain= 0dB, Typical Fs/Bit-depth=48KHz/16bit (except remarked in Test Conditions)
Platform=DELL Desktop 32BWS02, 4G RAM, Windows 8.1CHT
Items
Test Conditions
Min.
Test Values
Typ.
Max.
Unit
Full Scale Input Voltage
0.74
Vrms
THD+N @-3dB Full Scale Input
20~20KHz
Dynamic Range (with -60dBFs Input
Signal)
A-Weighted
-85
-83
(@1KHz)
dB
88
dB
Sampling Frequency Accuracy
Fs=48kHz/16bits
Fs=96kHz/24bits
-0.0032
-0.0057
-0.0069
%
-0.0078
Channel Separation(Crosstalk)
Frequency Response
Passband Ripple Range
20~20KHz
Fs=48kHz/16bits, 20~20KHz
Fs=96kHz/24bits, 20~48KHz
20~20KHz
-0.043
(20Hz)
-0.005
(20Hz)
-80
dB
-0.512
(20KHz)
dB
-3
(43KHz)
dB
0.265
dB
Page 55 / 60
Rev.1.6
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