ak4184a AKM Semiconductor, Inc., ak4184a Datasheet - Page 6

• Manufacturer Part Number: ak4184a
• Description: Tsc With Keypad Scanner And Gpio Expander
• Manufacturer: AKM Semiconductor, Inc.

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The unused I/O pins must be processed appropriately as below.
(VSS1, VSS2 = 0V:
Parameter
Power Supply
(Note
Input Current (any pins except for supplies)
Analog Input Voltage
Digital Input Voltage
Touch Panel Drive Current
Ambient Temperature (power supplied)
Storage Temperature
Note 1. All voltages with respect to ground.
Note 2. VSS1 and VSS2 must be connected to the same analog ground plane.
Note 3. XP, YP, XN, YN pins. Max is smaller value between (AVDD+0.3)V or 6.0V.
Note 4. DIN, CSN, SCLK, RESETN, R1 ~ R5, GP0 ~ GP7 pins. Max is smaller value between (IOVDD+0.3)V or
WARNING: Operation at or beyond these limits may result in permanent damage to the device.
(VSS1, VSS2 = 0V:
Parameter
Power Supplies
Digital I/O Power Supply
Note 1. All voltages are with respect to ground.
WARNING: AKEMD assumes no responsibility for the usage beyond the conditions in this datasheet.
MS0947-E-00
Handling of Unused Pin
2)
6.0V. Pull-up resistors on BRCONT pin and GP0 ~ GP7 pins should be connected to (IOVDD+0.3) V or less
voltage.
Classification
Digital
Normal operation is not guaranteed at these extremes.
Note
Note 1
(Note
(Note
1)
Analog
Digital I/F
)
4)
3)
Pin Name
GP0 ~ GP8, R1 ~ R5
C1 ~ C6, BRCONT
RECOMMEND OPERATING CONDITIONS
ABSOLUTE MAXIMUM RATINGS
IOUTDRV
Symbol
IOVDD
Symbol
IOVDD
AVDD
AVDD
VINA
VIND
- 6 -
Tstg
IIN
Ta
Setting
These pins should be open.
These pins should be open.
min
2.5
1.6
min
-0.3
-0.3
-0.3
-0.3
-40
-65
-
-
typ
3.3
3.3
IOVDD+0.3 or 6.0
AVDD+0.3 or 6.0
max
±10
150
6.0
6.0
50
85
AVDD
max
3.6
[AK4184A]
2008/04
Units
Units
mA
mA
V
V
°C
°C
V
V
V
V