CM108 Datasheet, PDF (24/29 Pages) C-Media Electronics – USB Audio I/O Controller

CM108
Integration Dual DAC, Earphone Driver, ADC,
Microphone Booster, PLL, Regulator, and USB Transceiver
DAC (32 Ohm Loading)
Resolution
THD + N (-3dBr)
SNR
Silent SNR
Dynamic Range
Frequency Response 48KHz
Frequency Response 44.1KHz
Output Voltage (rms)
Output Voltage Swing
ADC
Resolution
THD + N (-3dBr)
SNR
Dynamic Range
Frequency Response 48KHz
Frequency Response 44.1KHz
Input Range
Amplification
Volume Control Level
Volume Control Step
Microphone Input
Boost Gain
Gain Adjustment Range
Gain Adjustment Steps
Mixer Gain Adjustment
Mixer Gain Adjustment Steps
-
-
-
-
-
20
20
-
0.5
-
-
-
-
20
20
0
-45
-
-
0
-
-33.0
-
16
-71.1
93.7
98.2
93.8
-
-
1.25
-
16
-76.1
83.1
81.6
-
-
-
-
38
+20
-
16
-
32
-
-
-
-
-
20K
20K
-
4.0
-
-
-
-
19.2K
17.6K
2.88
0
-
-
22.5
-
12.0
-
Bits
dB
dB
dB
dB
Hz
Vrms
V
bit
dB
dB
dB
Hz
Hz
Vpp
dB
Steps
dB
dB
Steps
dB
Steps
Date: Nov/01/2004
- 23 -
Version: 1.5