AK7752 Datasheet, PDF (8/23 Pages) Asahi Kasei Microsystems – Audio/Hands Free DSP with Stereo CODEC

[AK7752]
ABSOLUTE MAXIMUM RATINGS
(AVSS, BVSS, DVSS=0V: All voltages are with respect to ground)
Parameter
Symbol
min
Power Supply Voltage
Analog (AVDD)
Digital (DVDD)
|AVSS(BVSS) – DVSS|
(Note 4)
VA
-0.3
VD
-0.3
ΔGND
Input Current (except for power supply pin )
IIN
-
Analog Input Voltage
ALINE_IN, ANE_IN
VINA
-0.3
Digital Input Voltage
VIND
-0.3
Operating Ambient Temperature
Ta
-40
Storage Temperature
Tstg
-65
Note 4. AVSS, BVSS and DVSS must be connected to the same ground plane..
max
4.6
4.6
0.3
±10
VA+0.3
VD+0.3
85
150
Units
V
V
V
mA
V
V
°C
°C
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, BVSS, DVSS=0V: All voltages indicated are relative to the ground)
Parameter
Symbol min
typ
max
Power Supply Voltage
AVDD
VA
3.0
3.3
3.6
DVDD
VD
3.0
3.3
3.6
Reference Voltage (VREF)
VREFH (Note 5)
VRH
VA
VREFL (Note 6)
VRL
0.0
Units
V
V
V
V
Note 5. VREFH is normally connected to AVDD.
Note 6. VREFL is normally connected to AVSS
Note: The analog input voltage and output voltage are proportional to the VREFH-VREFL voltages.
When using the AK6514C, the same voltage as used for the digital section of the AK7752 is recommended.
* AKEMD assumes no responsibility for the usage beyond the conditions in this datasheet.
MS0578-E-01-PB
-8-
2007/09