[AK4614]
PIN/FUNCTION
No. Pin Name
I/O
I
Function
TST1
Test Pin
This pin must be connected to VSS3.
Test Pin
This pin must be connected to VSS3.
Test Pin
This pin must be connected to VSS3.
Test Pin
1
TST3
2
I
I
I
TST4
3
TST5
4
This pin must be connected to VSS3.
5
6
CAD0
CAD1
I2C
I
I
I
Chip Address 0 Pin
Chip Address 1 Pin
µP I/F Mode Select Pin
7
“L”: 4-wire Serial, “H”: I2C Bus
CCLK
SCL
I
I
I
I
Control Data Clock Pin in serial control mode
I2C = “L”: CCLK (4-wire Serial)
8
Control Data Clock Pin in serial control mode
I2C = “H”: SCL (I2C Bus)
CSN
Chip Select Pin in 4-wire serial control mode
This pin must be connected to TVDD2 at I2C bus control mode
Control Data Input Pin in serial control mode
I2C = “L”: CDTI (4-wire Serial)
9
CDTI
SDA
10
I/O Control Data Input Pin in serial control mode
I2C = “H”: SDA (I2C Bus)
11 CDTO
TVDD2
13 VSS3
O
-
Control Data Output Pin in 4-wire serial control mode
Input / Output Buffer Power Supply 1 Pin, 1.6V∼3.6V
Ground Pin, 0V
12
DVDD
NC
-
14
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
15
-
TST2
M/S
I
16
17
I
“L”: Slave Mode “H”: Master Mode
18 MCKO
PDN
19
O
I
Master Clock Output Pin
Power-Down & Reset Pin
When “L”, the AK4614 is powered-down and the control registers are reset to default
state. If the state of CAD1-0 changes, then the AK4614 must be reset by PDN.
X’tal Output Pin
X’tal Input Pin
External Master Clock Input Pin
20 XTO
O
I
I
XTI
MCKI
21
TVDD1
-
-
O
O
O
22
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
23 VSS4
24 SDTO1
25 SDTO2
26 SDTO3
27 LRCK
28 BICK
29 SDTI1
30 SDTI2
31 SDTI3
32 SDTI4
33 SDTI5
34 SDTI6
I/O Input /Output Channel Clock Pin
I/O Audio Serial Data Clock Pin
I
I
I
I
I
I
I
Audio Serial Data Input 1 Pin
Audio Serial Data Input 2 Pin
Audio Serial Data Input 3 Pin
Audio Serial Data Input 4 Pin
Audio Serial Data Input 5 Pin
Audio Serial Data Input 6 Pin
DAC output VCOM voltage power down pin
“L”: DAC outputs are VCOM voltage “H”: DAC outputs are Hi-Z.
DVMPD
35
MS1025-E-00
2008/10
- 6 -
AKM [ ASAHI KASEI MICROSYSTEMS ]
