[AK4621]
■
Handling of Unused Pin
The unused I/O pin must be processed appropriately as below.
Classification
Analog Input
Analog Output
Digital Output
Pin Name
AINL+, AINL-
AINR+, AINR-
AOUTL+, AOUTL-, AOUTR+, AOUTR-
OVFL/DZFL, OVFR/DZFR
Setting
AINL+ pin is connected to AINL- pin.
AINR+ pin is connected to AINR- pin.
These pins must be open.
These pins must be open.
ABSOLUTE MAXIMUM RATINGS
(VSS1=VSS2=0V;
Parameter
Symbol
min
max
Units
Power Supplies:
Analog
AVDD
-0.3
6.0
V
Digital
DVDD
-0.3
6.0
V
Digital I/O
TVDD
-0.3
6.0
V
Input Current, Any Pin Except Supplies
IIN
-
mA
±10
Analog Input Voltage
4)
VINA
-0.3
AVDD+0.3
V
Digital Input Voltage
5)
VIND
-0.3
TVDD+0.3
V
Ambient Temperature (power applied)
Ta
-10
70
°C
Storage Temperature
Tstg
-65
150
°C
Note 2. All voltages with respect to ground.
Note 3. VSS1 and VSS2 must be connected to the same analog ground plane.
Note 4. AINL+, AINL-, AINR+ and AINR- pins
Note 5. P/S, MCLK, LRCK, BICK, SDTI, CDTI/CKS0, CCLK/CKS1, CSN/DIF, DFS0, PDN, DEM0 and SDFIL pins.
WARNING: Operation at or beyond these limits may result in permanent damage to the device.
Normal operation is not guaranteed at these extremes.
RECOMMENDED OPERATING CONDITIONS
(VSS1=VSS2=0V;
Parameter
Symbol
min
Power Supplies
Analog
AVDD
4.75
6)
Digital
DVDD
3.0
Digital I/O
TVDD
DVDD
Voltage Reference
VREF
3.0
Note 6: The power up sequence among AVDD, DVDD and TVDD is not critical.
typ
5.0
3.3
5.0
-
max
5.25
3.6
5.25
AVDD
Units
V
V
V
V
WARNING: AKM assumes no responsibility for the usage beyond the conditions in this datasheet.
MS1258-E-01
-6-
2011/01
AKM [ ASAHI KASEI MICROSYSTEMS ]
