ASAHI KASEI
[AK4309B]
ABSOLUTE MAXIMUM RATINGS
(AVSS,DVSS=0V; Note 1 )
Parameter
Power Supplies:
Analog
Digital
DVDD-AVDD
Input Current, Any Pin Except Supplies
Input Voltage
Ambient Operating Temperature
Storage Temperature
Note: 1 . All voltages with respect to ground.
WARNING: Operation at or beyond these limits may result in permanent damage to the device.
Normal operation is not guaranteed at these extremes.
Symbol
AVDD
DVDD
VDA
IIN
VIND
Ta
Tstg
min
-0.3
-0.3
-
-
-0.3
-10
-65
max
6.0
6.0
0.3
±10
AVDD+0.3
70
150
Units
V
V
V
mA
V
°C
°C
RECOMMENDED OPERATING CONDITIONS
(AVSS,DVSS=0V; Note 1 )
Parameter
Analog
Digital
Voltage Reference(VREFH)
Power Supplies:
(Note 2 )
(Note 3 )
Symbol
AVDD
DVDD
VREF
min
4.5
4.5
3.0
typ
5.0
5.0
-
max
5.5
AVDD
AVDD
Units
V
V
V
Notes: 2 . AVDD and DVDD should be powered at the same time or AVDD should be powered earlier than DVDD.
3 . Analog output voltage scales with the voltage of VREFH at VREFL=AVSS.
AOUT(typ.@0dB)=3.4Vpp*VREFH/5.
* AKM assumes no responsibility for the usage beyond the conditions in this data sheet.
0177-E-00
-4-
1997/6
AKM [ ASAHI KASEI MICROSYSTEMS ]
