CM103+ C-Media Electronics, Inc., CM103+ Datasheet - Page 9

• Manufacturer Part Number: CM103+
• Description: 16-Bit Stereo USB Audio Controller
• Manufacturer: C-Media Electronics, Inc.

Date: 09/25/2005
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VOLADJ
SPDIFO
DRCEN
PDSW
AVDD
AVDD
PAEN
AVSS
AVSS
GPIO
LOR
LOR
LOR
LOR
LOL
LOL
LOL
LOL
NC
DIO, 8mA, ST,
DO, 8mA, SR
DO, 8mA, SR
SR, PD
DI, ST
AO
AO
AO
AO
AO
AO
AO
AO
DI
AI
P
P
P
P
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USB Stereo Audio Chip for Digital Speakers Application
Analog Volume Control Input from external VR circuit.
5V Power Supply for Analog Circuit
5V Power Supply for Analog Circuit
Line Out Left Channel
Line Out Left Channel
Line Out Left Channel
Line Out Left Channel
Line Out Right Channel
Line Out Right Channel
Line Out Right Channel
Line Out Right Channel
Analog Ground
Analog Ground
No Connect
1:DRC ON (default) 0:DRC Off
S/PDIF Data Output
Power Down Switch Control Signal Output
Power Amplifier Control Input, Connect to a Switch or
Pull-High in Normal Operation.
GPIO Pin, Controlled via Vender Specific Command
0 ~ 2.25V:+3dB / mute
3.5 ~ 5V: 0dB
1: Normal Mode
0: Power Down Mode (Suspend Mode)
H: Enable Power Amplifier (Normal Mode)
L: Disable Power Amplifier
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Version: 1.01
CM103+