ASAHI KASEI
[AK4348]
Handling of Unused Pins
Unused I/O pins should be resolved as shown in this table.
Classificatio
n
Analog
Digital
Pin Name
LOUT4-1, ROUT4-1
DZF2-1
SDTI4-1
SMUTE (Parallel control mode)
DEM0, DIF1 (Serial control mode)
Setting
Leave open.
Leave open.
Connect to DVSS.
Connect to DVDD or DVSS.
ABSOLUTE MAXIMUM RATINGS
(AVSS, DVSS=0V; Note 1)
Parameter
Power Supplies
Analog
Digital
|AVSS-DVSS|
(Note 2)
Input Current (any pins except for supplies)
Analog Input Voltage
Digital Input Voltage
Ambient Operating Temperature
AK4348EF
AK4348VF
Storage Temperature
Symbol
AVDD
DVDD
∆
GND
IIN
VINA
VIND
Ta
Ta
Tstg
Min
-0.3
-0.3
-
-
-0.3
-0.3
-20
-40
-65
Max
4.6
4.6
0.3
±10
AVDD+0.3
DVDD+0.3
85
85
150
Units
V
V
V
mA
V
V
°C
°C
°C
Note 1. All voltages with respect to ground.
Note 2. AVSS and DVSS must be connected to the same analog ground plane.
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
(AVSS, DVSS=0V; Note 1)
Parameter
Power Supplies
Analog
(Note 1)
Digital
Symbol
AVDD
DVDD
Min
2.7
2.7
Typ
3.3
3.3
Max
3.6
3.6
Units
V
V
Note 3. The power up sequence between AVDD and DVDD is not critical.
*AKM assumes no responsibility for the usage beyond the conditions in this datasheet.
MS0532-E-00
-4-
2006/07
AKM [ ASAHI KASEI MICROSYSTEMS ]
