[AK4612]
ピン／機½
No.
1
2
3
4
5
6
7
8
SCL
9
10
SDA
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
CDTO
TVDD2
VSS3
DVDD
NC
TST2
M/S
MCKO
PDN
XTO
XTI
MCKI
TVDD1
VSS4
SDTO1
SDTO2
SDTO3
LRCK
BICK
SDTI1
SDTI2
SDTI3
SDTI4
TST7
TST8
I/O
O
-
-
-
I
I
O
I
O
I
I
-
-
O
O
O
I/O
I/O
I
I
I
I
I
I
CSN
CDTI
I
I
I
Pin Name
TST1
TST3
TST4
TST5
CAD0
CAD1
I2C
CCLK
I/O
I
I
I
I
I
I
I
I
Function
Test Pin
This pin must be connected to VSS4.
Test Pin
This pin must be connected to VSS4.
Test Pin
This pin must be connected to TVDD2.
Test Pin
This pin must be connected to VSS4.
Chip Address 0 Pin
Chip Address 1 Pin
µP I/F Mode Select Pin
“L”: 4-wire Serial, “H”: I
2
C Bus
Control Data Clock Pin in serial control mode
I2C = “L”: CCLK (4-wire Serial)
Control Data Clock Pin in serial control mode
I2C = “H”: SCL (I
2
C Bus)
Chip Select Pin in 4-wire serial control mode
This pin must be connected to TVDD2 at I
2
C bus control mode
Control Data Input Pin in serial control mode
I2C = “L”: CDTI (4-wire Serial)
Control Data Input Pin in serial control mode
I2C = “H”: SDA (I
2
C Bus)
Control Data Output Pin in 4-wire serial control mode
Input / Output Buffer Power Supply 1 Pin, 1.6V∼3.6V
Ground Pin, 0V
Digital Power Supply Pin, 1.6V∼2.0V
No Connection.
No internal bonding. This pin must be connected to the ground.
Test Pin
This pin must be connected to VSS4.
Master Mode Select Pin
“L”: Slave Mode “H”: Master Mode
Master Clock Output Pin
Power-Down & Reset Pin
When “L”, the AK4612 is powered-down and the control registers are reset to default
state. If the state of CAD1-0 changes, then the AK4612 must be reset by PDN.
X’tal Output Pin
X’tal Input Pin
External Master Clock Input Pin
Input / Output Buffer Power Supply 1 Pin, 1.6V∼3.6V
Digital Ground Pin, 0V
Audio Serial Data Output 1 Pin
Audio Serial Data Output 2 Pin
Audio Serial Data Output 3 Pin
Input /Output Channel Clock Pin
Audio Serial Data Clock Pin
Audio Serial Data Input 1 Pin
Audio Serial Data Input 2 Pin
Audio Serial Data Input 3 Pin
Audio Serial Data Input 4 Pin
Test Pin
This pin must be connected to VSS4.
Test Pin
This pin must be connected to VSS4.
2009/06
-6-
MS1039-J-01
AKM [ ASAHI KASEI MICROSYSTEMS ]
