CM106-L+ C-Media Electronics, CM106-L+ Datasheet - Page 10

• Manufacturer Part Number: CM106-L+
• Description: USB Audio I/O Controller
• Manufacturer: C-Media Electronics

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Date: 08/19/2005
4
3.3 CM106-F+ QFP 100 PIN DESCRIPTION
24~30
31~34
Pin #
1~7
10
12
13
14
15
16
17
18
19
20
21
22
23
35
36
37
38
11
8
9
PHONES
Symbol
USBDM
MICINR
USBDP
DVDD1
MICINL
DVSS5
MSEL1
MSEL2
DVSS2
AVDD1
AVSS3
REGV
VREF
DW
LIR
NC
DR
NC
NC
CS
SK
LIL
Type
AIO
AIO
DO
DO
DO
AO
AO
DI
DI
DI
DI
AI
AI
AI
AI
--
P
P
P
P
--
--
P
Digital ground
Phone jack sense pin for line out Tri-state; an internal register bit will be
set when activated (active H)
EEPROM interface chip select
EEPROM interface clock
EEPROM interface data read
EEPROM interface data write
0: MICINL/R and LIL/R mix to 8 channels
1: MICINL/R and LIL/R mix to LOFL and LOFR
0: playback only
1: playback and recording
Digital ground
USB data D+
USB data D-
3.3V reference output for internal 5
5V power supply to internal regulator
Analog ground
Microphone input left channel
Microphone input right channel
Line-In input left channel
Line-In input right channel
5V analog power for analog circuit
Connecting to external decoupling capacitor for embedded band-gap
circuit; 2.25V output
High End 8CH DAC and 2CH ADC Integrated Solution
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Description
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3.3V regulator
CM106-F+/L+
Version： 1.01