ASAHI KASEI
[AK4562]
PIN/FUNCTION
No.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
Pin Name
OPGAR
LOUT2
ROUT2
LIN1
RIN1
LIN2
RIN2
VCOM
AGND
VA
VREF
VD
DGND
VT
SDTO
SDTI
BCLK
TST
MCLK
LRCK
CDTI
CCLK
CSN
PDN
SSB
LOUT1
OPGAL
ROUT1
I/O
I
O
O
I
I
I
I
-
-
-
-
-
-
-
O
I
I
I
I
I
I
I
I
I
I
O
I
O
Function
Rch OPGA Input Pin
Lch OPGA Output Pin
Rch OPGA Output Pin
Lch #1 Input Pin
Rch #1 Input Pin
Lch #2 Input Pin
Rch #2 Input Pin
Analog Common Voltage Output Pin, 0.45 x VA
Analog Ground Pin
Analog Power Supply Pin, +2.5V
Analog Voltage Reference Input Pin.
Used as a voltage reference of ADC & DAC. VREF is connected externally to filtered
VA.
Digital Power Supply Pin, +2.5V
Digital Ground Pin
Digital Interface Power Supply Pin
Audio Serial Data Output Pin
Audio Serial Data Input Pin
Audio Serial Data Clock Pin
Test Mode Pin, Fixed to “L”
Master Clock Input Pin
Input/Output Channel Clock Pin
Control Data Input Pin, SSB Mode: SSI
Control Clock Input Pin, SSB Mode: SCK
Chip Select Pin, SSB Mode: “H”
Reset & Power Down Pin, “L”: Power down & Reset, “H”: Normal Operation
Control I/F Mode Select Pin, “L”: AKM Mode, “H”: SSB Mode
Lch DAC Output Pin
Lch OPGA Input Pin
Rch DAC Output Pin
Note : All digital input pins should not be left floating.
MS0031-E-00
-4-
2000/05
AKM [ ASAHI KASEI MICROSYSTEMS ]
