alc888-vc2-gr Realtek Semiconductor Corporation, alc888-vc2-gr Datasheet - Page 17

• Manufacturer Part Number: alc888-vc2-gr
• Description: 7.1+2 Channel High Definition Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

6.3.
6.4.
7.1+2 Channel High Definition Audio Codec
Name
Name
Name
SURR-R
CENTER
LFE
SIDE-L
SIDE-R
Sense A
Sense B
VREF
MIC1-VREFO-L
LINE1-VREFO
MIC2-VREFO
LINE2-VREFO
MIC1-VREFO-R
NC
PIN37-VREFO
JDREF
AVDD1
AVSS1
AVDD2
AVSS2
DVDD
DVSS
DVDD-IO
DVSS
Filter/Reference/NC
Power/Ground
Type
IO
O
O
O
O
Type
Type
I
I
O
O
O
O
O
O
-
-
-
I
I
I
I
I
I
I
I
Pin
41
43
44
45
46
13
34
Pin Description
Pin Description
27
28
29
30
31
32
33
37
40
25
26
38
42
1
4
9
7
Description
Surround Out Right Channel
Center Output
Low Frequency Output
Side Output Left Channel
Side Output Right Channel
Jack Detect Pin L
Jack Detect Pin 2
2.5V Reference Voltage
Bias Voltage for MIC1 Jack
Bias Voltage for LINE1 Jack
Bias Voltage for MIC2 Jack
Bias Voltage for LINE2 Jack
Bias Voltage for MIC1 Jack
Not Connected
Bias Voltage for Software Select Jack
Reference Resistor for Jack Detection 20K, 1% external resistor to analog ground
Analog VDD
Analog GND
Analog VDD
Analog GND
Digital VDD
Digital GND
Digital VDD
Digital GND
Table 3.
Table 4.
Filter/Reference/NC
Power/Ground
9
Characteristic Definition
Analog output (JACK -A)
Analog output (JACK -G)
Analog output (JACK -G)
Analog output (JACK -H)
Analog output (JACK -H)
Jack resistor network input 1
Jack resistor network input 2
Total: 22 Pins
Characteristic Definition
Characteristic Definition
10µf capacitor to analog ground
2.5V/3.75V reference voltage
2.5V/3.75V reference voltage
2.5V/3.75V reference voltage
2.5V/3.75V reference voltage
2.5V/3.75V reference voltage
-
2.5V/3.75V reference voltage
Total: 9 Pins
Analog power for mixer and amplifier
Analog ground for mixer and amplifier
Analog power for DACs and ADCs
Analog ground for DACs and ADCs
Digital power for core
Digital ground for core
Digital IO power for HDA bus
Digital ground for HDA bus
Total: 8 Pins
Track ID: JATR-1076-21
Datasheet
ALC888
Rev. 1.4