BU7839GVW Datasheet, PDF (2/16 Pages) Rohm – Digital Input Hi-Fi Class-D Headphone Amplifier

●Absolute maximum rating
Parameter
Symbol
rating
Analog power supply voltage AVDD
-0.3 ～ 4.5
Digital power supply voltage
DVDD
-0.3 ～ 2.1
Digital IO power supply voltage
Terminal applied voltage 1
DVDDI
VION1
-0.3 ～ 4.5
DVSS-0.3 ～ DVDDIO+0.3
Terminal applied voltage 2 *1
VIN2
DVSS-0.3 ～ 4.5
Allowance loss
Pd
520 *2
Storage temperature range
Tstg
-50 ～ 125
Operation temperature range _Topr
-30 ～ 85
Fig.1 Absolute maximum rating
Unit
V
V
V
V
V
mW
degree
degree
*1 SDA,SCL terminal
*2 When you use at above Ta = 25 degree, 52mW are reduced concerning 1degree
When you mount 114.6mm x 76.2mm x 1.6mm
Note:When you use under the conditions which exceed this value, there are times when
the device is destroyed. In addition usual operation is not guaranteed.
●Recommended operating range
Parameter
Analog power supply voltage
Digital IO power supply voltage
Digital power supply voltage
Symbol
AVDD
DVDDIO
DVDD
Min
2.5
DVDD
1.35
Limit
Typ
2.8
-
1.50
Max
Unit
3.0
V
3.0
V
1.65
V
Fig.2 Recommended operating range
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