
ASAHI KASEI 
[AK4683] 
MS0427-E-01 
2005/11 
- 7 - 
ABSOLUTE MAXIMUM RATINGS 
(AVSS1, AVSS2, DVSS, PVSS, HVSS=0V; Note 1) 
Parameter 
Power Supplies 
ADC Analog 
DAC Analog 
Headphone Analog 
Digital 
PLL 
Output buffer 
|AVSS2-AVSS1|  (Note 2) 
|AVSS2-DVSS|    (Note 2)
|AVSS2-PVSS|    (Note 2) 
|AVSS2-HVSS|    (Note 2)
Input Current (any pins except for supplies) 
Analog Input Voltage 
(LIN, RIN pins) 
Digital Input Voltage 
Except for ILRCKA, OLRCKA, LRCKB, 
 BICKA-B, RX0, I2C pins 
ILRCKA, OLRCKA, LRCKB, BICKA-B pins
RX0, I2Cpins 
Ambient Temperature (power applied) 
Storage Temperature 
Notes: 
1. All voltages with respect to ground. 
2.AVSS, DVSS and PVSS 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, PVSS=0V; Note 3) 
Parameter 
Power Supplies 
(Note 4) 
DAC Analog 
Headphone Analog 
Digital 
PLL 
Output buffer 
|DVDD - AVDD1| 
|DVDD - AVDD2| 
|DVDD - HVDD| 
|DVDD - PVDD| 
|AVDD1 – AVDD2| 
Symbol 
AVDD1 
AVDD2 
HVDD 
DVDD 
PVDD 
TVDD 
GND1 
GND2 
GND3 
GND4 
IIN 
VINA 
VIND1 
min 
-0.3 
-0.3 
-0.3 
-0.3 
-0.3 
-0.3 
- 
- 
- 
- 
- 
-0.3 
-0.3 
max 
6.0 
6.0 
6.0 
6.0 
6.0 
6.0 
0.3 
0.3 
0.3 
0.3 
±
10 
Units 
V 
V 
V 
V 
V 
V 
V 
V 
V 
V 
mA 
V 
V 
AVDD1+0.3 
DVDD+0.3 
TVDD+0.3 
PVDD+0.3 
85 
150 
VIND2 
VIND3 
Ta 
Tstg 
-0.3 
-0.3 
-20 
-65 
V 
V 
°
C 
°
C 
Symbol 
AVDD1 
AVDD2 
HVDD 
DVDD 
PVDD 
TVDD 
VDD1 
VDD2 
VDD3 
VDD4 
VDD5 
min 
4.5 
4.5 
AVDD2 
4.5 
4.5 
2.7 
-0.3 
-0.3 
-0.3 
-0.3 
-0.1 
typ 
5.0 
5.0 
5.0 
5.0 
5.0 
5.0 
0 
0 
0 
0 
0 
max 
5.5 
5.5 
5.5 
5.5 
5.5 
DVDD 
+0.3 
+0.3 
+0.3 
+0.3 
+0.1 
Units 
V 
V 
V 
V 
V 
V  
V 
V 
V 
V 
V 
ADC Analog 
Notes: 
3. All voltages with respect to ground. 
4. The power up sequences among AVDD1, AVDD2, DVDD, PVDD, HVDD and TVDD are not critical. 
WARNING: AKM assumes no responsibility for the usage beyond the conditions in this datasheet.