AK4640VG Asahi Kasei Microsystems, AK4640VG Datasheet - Page 7

• Manufacturer Part Number: AK4640VG
• Description: 16BIT CODEC WITH MIC /HP/SPK-AMPl
• Manufacturer: Asahi Kasei Microsystems

ASAHI KASEI
Note: All input pins except analog input pins (INT, EXT, AIN, MIN, AUXIN+, AUXIN−, BEEPM, BEEPL, and
The unused I/O pins should be processed appropriately as below.
Classification
Analog Input
Analog Output
Digital Input
Digital Output
MS0273-E-00
No. Pin Name
G8
H9
G9
D8
D9
C8
C9
B9
A9
A8
B8
B7
A7
A6
B6
A5
B5
B4
A4
B3
A3
B2
A2
C3
F8
F9
E8
E9
J9
J8
Handling of Unused Pin
BEEPR) should not be left floating.
NC
DVSS
XTO
XTI
MCKI
M/S
SPP
SPP
SPN
SPN
HVDD
HVDD
HVSS
HVSS
HPR
NC
HPL
MUTET
NC
MIN
MOUT2
MOUT−
MOUT+
AUXIN−
AUXIN+
BEEPM
BEEPR
BEEPL
AIN
MICOUT
NC
EXT, INT, MIN, AUXIN−, AUXIN+, BEEPM,
BEEPR, BEEPL, AIN
MICOUT, MPE, MPI, VCOC, SPP, SPN, HPR, HPL,
MUTET, MOUT2, MOUT−, MOUT+
CAD0, CSN, CCLK, CDTI, I2C, SDTI, LRCK
(when M/S pin = “L”), BICK (when M/S pin = “L”),
M/S
CDTO, SDTO, LRCK (when M/S pin = “H”), BICK
(when M/S pin = “H”), MCKO, XTO
Pin Name
I/O
O
O
O
O
O
O
O
O
O
O
O
O
-
-
I
I
I
-
-
-
-
-
-
I
I
I
I
I
I
I
-
No Connect.
Digital Ground Pin
X’tal Output Pin
X’tal Input Pin
External Master Clock Input Pin
Master / Slave Mode Pin
Speaker Amp Positive Output Pin
Speaker Amp Positive Output Pin
Speaker Amp Negative Output Pin
Speaker Amp Negative Output Pin
Headphone/Speaker Amp Power Supply Pin
Headphone/Speaker Amp Power Supply Pin
Headphone/Speaker Amp Ground Pin
Headphone/Speaker Amp Ground Pin
Rch Headphone Amp Output Pin
No Connect.
Lch Headphone Amp Output Pin
Mute Time Constant Control Pin
No Connect.
ALC2 Input Pin
Analog Mixing Output Pin
Mono Line Negative Output Pin
Mono Line Positive Output Pin
Mono AUX Negative Input Pin
Mono AUX Positive Input Pin
Mono Beep Signal Input Pin
Rch Stereo Beep Signal Input Pin
Lch Stereo Beep Signal Input Pin
Analog Input Pin
Microphone Analog Output Pin
No Connect.
No internal bonding. This pin should be left floating.
“H” : Master Mode, “L” : Slave Mode
No internal bonding. This pin should be left floating.
No internal bonding. This pin should be left floating.
No internal bonding. This pin should be left floating.
Connected to HVSS pin with a capacitor for mute time constant.
- 7 -
Function
Setting
These pins should be open and each path
should be switched off.
These pins should be open.
These pins should be connected to DVSS.
These pins should be open.
[AK4640]
2004/03