AK7750 Datasheet, PDF (13/77 Pages) Asahi Kasei Microsystems – Audio DSP with Built-in Hands-Free Phone Features

[ASAHI KASEI]
[AK7750]
Absolute maximum rating
(AVSS, BVSS, DVSS = 0 V: All voltages indicated are relative to the ground.)
Item
Symbol
Min
Max
Power supply voltage
Analog (AVDD)
VA
-0.3
4.6
Digital (DVDD)
VD
-0.3
4.6
|AVSS(BVSS) – DVSS| Note1
∆GND
0.3
Input current
IIN
-
±10
(Except for power supply pin)
Analog input voltage
VINA
AINL+, AINL-, AINR+, AINR-,
-0.3
VA+0.3
VRADH, VRADL, VRDAH, VRDAL
Digital input voltage
VIND
-0.3
VA+0.3
Operating ambient temperature
Ta
-40
85
Storage temperature
Tstg
-65
150
Units
V
V
V
mA
V
V
°C
°C
Note1) AVSS, BVSS, and DVSS must be same potential.
WARNING: Operation at or beyond these limits may result in permanent damage of the device. Normal
operations are not guaranteed under these critical conditions in principle.
Recommended operating conditions
(AVSS, BVSS, DVSS = 0 V: All voltages indicated are relative to the ground.)
Items
Min Typ Max Units
Power supply voltage
AVDD
VA
3.0
3.3
3.6
V
DVDD
VD
3.0
3.3
3.6
V
Reference voltage (VREF)
VREFH Note 1) VRH
VA
V
VREFL Note 2)
VRL
0.0
V
Note 1) VREFH normally connect with AVDD.
Note 2) VREFLnormally connect with AVSS.
Note: The analog input voltage and output voltage are proportional to the VREFL and VREFH voltages.
*) AKM assumes no responsibility for the usage beyond the conditions in this data sheet.
[MS0296-E-00]
13
2005/03