AK4186 AKM [Asahi Kasei Microsystems], AK4186 Datasheet - Page 28

• Manufacturer Part Number: AK4186
• Description: Low Power Touch Screen Controller with I2C Interface
• Manufacturer: AKM [Asahi Kasei Microsystems]

AK4186ECB <5-wire Touch Screen Input>
MS1068-E-04
Notes:
Analog Supply
- VSS of the AK4186 should be distributed separately from the ground of external controllers.
- All digital input pins (SCL, SDA, CAD0 pins) must not be left floating.
1.6∼3.6V
10µ
Figure 37. Typical Connection Diagram (5-wire, AK4186ECB)
+
0.1µ
“L” or “H”
WIPER
VDD
BR
0.001µ*
Touch Screen
PENIRQN
5-wire
- 28 -
Top View
CAD0
TR
TEST
SDA
TL
VSS
SCL
BL
Rp
Analog Ground
0.001µ *
0.001µ *
0.001µ *
0.001µ *
Rp
Digital Ground
µP
[AK4186]
2011/03