ASAHI KASEI
[AK4537]
No.
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
Pin Name
NC
DVDD
DVSS
XTO
XTI
MCKI
M/S
SPP
SPN
HVDD
HVSS
HPR
HPL
MUTET
MIN
MOUT2
ROUT
LOUT
MOUT−
MOUT+
RIN2
LIN2
BEEPM
BEEPR
BEEPL
LIN1
RIN1
I/O
-
-
-
O
I
I
I
O
O
-
-
O
O
O
I
O
O
O
O
O
I
I
I
I
I
I
I
Function
No Connect.
This pin should be left floating.
Digital Power Supply Pin
Digital Ground Pin
X’tal Output Pin
X’tal Input Pin
External Master Clock Input Pin
Master / Slave Mode Pin
“H” : Master Mode, “L” : Slave Mode
Speaker Amp Positive Output Pin
Speaker Amp Negative Output Pin
Headphone Amp Power Supply Pin
Headphone Amp Ground Pin
Rch Headphone Amp Output Pin
Lch Headphone Amp Output Pin
Mute Time Constant Control Pin
Connected to HVSS pin with a capacitor for mute time constant.
ALC Input Pin
Analog Mixing Output Pin
Rch Stereo Line Output Pin
Lch Stereo Line Output Pin
Mono Line Negative Output Pin
Mono Line Positive Output Pin
Rch Analog Input 2 Pin (LINE Input)
Lch Analog Input 2 Pin (LINE Input)
Mono Beep Signal Input Pin
Rch Stereo Beep Signal Input Pin
Lch Stereo Beep Signal Input Pin
Rch Analog Input 1 Pin (MIC Input)
Lch Analog Input 1 Pin (MIC Input)
Note: All input pins except analog input pins (INT, EXT, LIN1, RIN1, MIN, BEEPM, BEEPL, BEEPR, LIN2 and RIN2)
should not be left floating.
MS0202-E-04
-6-
2005/04
AKM [ ASAHI KASEI MICROSYSTEMS ]
