ASAHI KASEI
[AK5358]
PIN / FUNCTION
No.
1
2
3
4
5
6
7
8
9
10
11
12
Pin Name
AINR
AINL
CKS1
VCOM
AGND
VA
VD
DGND
SDTO
LRCK
MCLK
SCLK
I/O
I
I
I
O
-
-
-
-
O
I/O
I
I/O
Function
Rch Analog Input Pin
Lch Analog Input Pin
Mode Select 1 Pin
Common Voltage Output Pin, VA/2
Bias voltage of ADC input.
Analog Ground Pin
Analog Power Supply Pin, 4.5
∼
5.5V
Digital Power Supply Pin, 2.7
∼
3.6V
Digital Ground Pin
Audio Serial Data Output Pin
“L” Output at Power-down mode.
Output Channel Clock Pin
“L” Output in Master Mode at Power-down mode.
Master Clock Input Pin
Audio Serial Data Clock Pin
“L” Output in Master Mode at Power-down mode.
Power Down Mode & Reset Pin
“H”: Power up, “L”: Power down & Reset
The AK5358 must be reset once upon power-up.
Audio Interface Format Pin
“H”: 24bit I
2
S Compatible, “L”: 24bit MSB justified
Mode Select 2 Pin
Mode Select 0 Pin
13
PDN
I
14
15
16
DIF
CKS2
CKS0
I
I
I
Note: All input pins except analog input pins (AINR, AINL) should not be left floating.
Handling of Unused Pin
The unused input pins should be processed appropriately as below.
Classification
Analog
AINL
AINR
Pin Name
Setting
This pin should be open.
This pin should be open.
MS0438-E-00
-3-
2005/11
AKM [ ASAHI KASEI MICROSYSTEMS ]
