AK4186 Datasheet, PDF (4/33 Pages) Asahi Kasei Microsystems – Low Power Touch Screen Controller with I2C Interface

■ Handling of Unused Pin
The unused I/O pin must be processed appropriately as below.
Classification Pin Name
Analog
IN/WIPER
[AK4186]
Setting
This pin must be open.
ABSOLUTE MAXIMUM RATINGS
(VSS = 0V (Note 2))
Parameter
Symbol
min
max
Units
Power Supply
VDD
-0.3
4.6
V
Input Current, Any Pins except for supply
IIN
-
±10
mA
Touch Panel Drive Current
IOUTDRV
-
50
mA
Input Voltage (Note 3)
VIN
−0.3
VDD+0.3 or 4.6
V
Ambient Temperature (power applied)
Ta
-40
85
°C
Storage Temperature
Tstg
-65
150
°C
Note 2. All voltages with respect to ground.
Note 3. XP/BR, XN/TL, YP/TR, YN/TL, IN/WIPER, CAD0, SCL and SDA pins. Max is smaller value between
(VDD+0.3)V and 4.6V.
WARNING: Operation at or beyond these limits may result in permanent damage to the device.
Normal operation is not guaranteed at these extremes.
RECOMMEND OPERATING CONDITIONS
(VSS = 0V (Note 2))
Parameter
Symbol
min
typ
max
Power Supply
VDD
1.6
1.8
3.6
Note 2. All voltages with respect to ground.
WARNING: AKM assumes no responsibility for the usage beyond the conditions in this datasheet.
Units
V
MS1068-E-04
-4-
2011/03