alc658 Realtek Semiconductor Corporation, alc658 Datasheet - Page 11

• Manufacturer Part Number: alc658
• Description: Six-channel Ac?97 2.3 Audio Codec
• Manufacturer: Realtek Semiconductor Corporation

5.3. Filter/Reference Pins
5.4. Power/Ground Pins
Six-Channel AC’97 2.3 Audio Codec
AVDD1
AVDD2
AVSS1
AVSS2
DVDD1
DVDD2
DVSS1
DVSS2
LFE-OUT
Back-Front-
OUT-L
Back-Front-
OUT-R
VREF
VREFOUT
VREFOUT2
VREFOUT3
NC
Pin Name
Name
Name
Pin No
25
38
26
42
1
9
4
7
Pin No
Pin No Type Description
44
O
O
O
O
O
O
Type
I
I
I
I
I
I
I
I
Type Description
27
28
33
37
32
29
30
O
Description
Digital VDD (3.3V)
Digital VDD (3.3V)
Digital GND
Digital GND
Analog VDD (5.0V)
Analog VDD (5.0V)
Analog GND
Analog GND
Reference voltage
Ref. voltage out with 5mA drive
Secondary Reference Voltage
Third Reference Voltage
Not connected
Low Frequency Effect Out
channel
Dedicated Front Out left
channel w/o amplifier
Dedicated Front Out right
channel w/o amplifier
Table 3. Filter/Reference Pins
Table 4. Power/Ground Pins
7
Characteristic Definition
The minimum value is 3.0V
The maximum value is 5.5V
The minimum value is 3.0V
The maximum value is 5.5V
The minimum value is 3.0V (DVdd-0.3)
The maximum value is 3.6V (DVdd+0.3)
The minimum value is 3.0V (DVdd-0.3)
The maximum value is 3.6V (DVdd+0.3)
Characteristic Definition
Analog output (1Vrms)
Analog output (1Vrms)
Analog output (1Vrms)
Characteristic Definition
Analog output. +10uf cap to AVSS
Analog output (2.5V)
Analog output (2.5V/4.0V)
Analog output (2.5V/4.0V)
TOTAL: 20 Pins
TOTAL: 5 Pins
TOTAL: 8 Pins
Datasheet
ALC658
Rev. 1.3