ak4683 AKM Semiconductor, Inc., ak4683 Datasheet - Page 6

• Manufacturer Part Number: ak4683
• Description: Asynchronous Multi-channel Audio Codec With Dir/t
• Manufacturer: AKM Semiconductor, Inc.

Note: All input pins except internal biased pin (RX0) and analog input pins (LIN1-6, RIN1-6) should not be left
floating.
■
The unused I/O pins should be processed appropriately as below.
Classification
Analog
Digital
MS0427-E-02
No.
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
Handling of Unused Pin
Pin Name
LOUT2
ROUT2
LOUT1
ROUT1
VCOM
AVDD2
AVSS2
LISEL
LOPIN
ROPIN
RISEL
AVSS1
AVDD1
LIN1
RIN1
LIN2
RIN2
LIN3
RIN3
LIN4
RIN4
LIN5
RIN5
LIN6
RIN6
PVSS
R
Pin Name
RX0, LOUT1-2, ROUT1-2, LIN1-6, RIN1-6
INT, XTO, MCKO, VOUT/DZF/OVF, SDTOA-B,
CDTO, TX
RX1-3, CSN, CCLK, CDTI, XTI, MCLK2,
OLRCKA, ILRCKA, BICKA, SDTIA1-3,
LRCKB, BICKB, SDTIB
I/O
O
O
O
O
O
O
O
O
-
-
-
-
-
I
I
I
I
I
I
I
I
I
I
I
I
-
-
DAC2 Lch Positive Analog Output Pin
DAC2 Rch Positive Analog Output Pin
DAC1 Lch Positive Analog Output Pin
DAC1 Rch Positive Analog Output Pin
DAC/ADC Common Voltage Output Pin
DAC Power Supply Pin, 4.5V∼5.5V
DAC Ground Pin, 0V
Lch Feedback Resistor Output Pin
Lch Feedback Resistor Input Pin. 0.5 x AVDD1.
Rch Feedback Resistor Input Pin. 0.5 x AVDD1.
Rch Feedback Resistor Output Pin
ADC Ground Pin, 0V
ADC Power Supply Pin, 4.5V∼5.5V
Lch Input 1 Pin
Rch Input 1 Pin
Lch Input 2 Pin
Rch Input 2 Pin
Lch Input 3 Pin
Rch Input 3 Pin
Lch Input 4 Pin
Rch Input 4 Pin
Lch Input 5 Pin
Rch Input 5 Pin
Lch Input 6 Pin
Rch Input 6 Pin
PLL Ground pin
External Resistor Pin
12kΩ +/-1% resistor should be connected to PVSS externally.
2.2μF capacitor should be connected to AVSS2 externally.
- 6 -
Function
Setting
These pins should be open.
These pins should be open.
These pins should be connected to DVSS.
[AK4683]
2007/04