ak4644 AKM Semiconductor, Inc., ak4644 Datasheet - Page 6

• Manufacturer Part Number: ak4644
• Description: Stereo Codec With Mic/hp/rcv-amp
• Manufacturer: AKM Semiconductor, Inc.

ASAHI KASEI
The unused I/O pins should be processed appropriately as below.
(AVSS, DVSS, HVSS=0V; Note 3)
Parameter
Power Supplies:
Input Current, Any Pin Except Supplies
Analog Input Voltage (Note 5)
Digital Input Voltage (Note 6)
Ambient Temperature (powered applied)
Storage Temperature
Note 3. All voltages with respect to ground.
Note 4. AVSS, DVSS and HVSS must be connected to the same analog ground plane.
Note 5. I2C, MIN/LIN3, RIN3, RIN2/IN2−, LIN2/IN2+, LIN1/IN1−, RIN1/IN1+ pins
Note 6. PDN, CSN/CAD0, CCLK/SCL, CDTI/SDA, SDTI, LRCK, BICK, MCKI pins
WARNING: Operation at or beyond these limits may result in permanent damage to the device.
(AVSS, DVSS, HVSS=0V; Note 3)
Parameter
Power Supplies
Note 3. All voltages with respect to ground.
Note 7. The power-up sequence between AVDD, DVDD and HVDD is not critical. When only AVDD or HVDD is
* AKM assumes no responsibility for the usage beyond the conditions in this datasheet.
MS0477-E-01
Handling of Unused Pin
Classification
Analog
Digital
Pull-up resistors at SDA and SCL pins should be connected to (DVDD+0.3)V or less voltage.
powered OFF, the power supply current of DVDD at power-down mode may be increased. DVDD should not be
powered OFF while AVDD or HVDD is powered ON.
(Note 7) Digital
Normal operation is not guaranteed at these extremes.
Analog
HP-Amp
Difference
|AVSS – DVSS| (Note 4)
|AVSS – HVSS| (Note 4)
Analog
Digital
Headphone-Amp
Pin Name
MPWR, VCOC/RIN3, HPR, HPL, MUTET,
ROUT/RCN, LOUT/RCP, MIN/LIN3,
RIN2/IN2−, LIN2/IN2+, LIN1/IN1−, RIN1/IN1+
MCKO
MCKI
RECOMMENDED OPERATING CONDITIONS
ABSOLUTE MAXIMUM RATINGS
AVDD−DVDD
Symbol
AVDD
DVDD
HVDD
- 6 -
Symbol
∆GND1
∆GND2
AVDD
DVDD
HVDD
VINA
VIND
Tstg
IIN
Ta
−0.3
min
2.6
2.6
2.6
Setting
These pins should be open.
This pin should be open.
This pin should be connected to DVSS.
−0.3
−0.3
−0.3
−0.3
−0.3
min
−30
−65
-
-
-
3.3 / 5.0
typ
3.3
3.3
0
AVDD+0.3
DVDD+0.3
max
±10
150
6.0
6.0
6.0
0.3
0.3
85
max
+0.3
5.25
3.6
3.6
[AK4644]
Units
Units
mA
2006/10
°C
°C
V
V
V
V
V
V
V
V
V
V
V