SX8650 Datasheet, PDF (49/56 Pages) Semtech Corporation – World’s Lowest Power & Smallest Footprint 4-wire Resistive Touchscreen Controller with 15kV ESD

SX8650
World’s Lowest Power & Smallest Footprint 4-wire
Resistive Touchscreen Controller with 15kV ESD
ADVANCED COMMUNICATIONS & SENSING
DATASHEET
6.7. Application Schematic
A typical application schematic is shown in Figure 42
VDD
Control
SX8650 _AUX
A0
X+
Y+
Touch
X-
Screen
Y- ^Interface
GND
Vref
NRST
POR OSC
I2C
SCL
ref+
in ADC out
ref-
Digital
Filter
SDA
NIRQ
HOST
Figure 42. typical application
ACS Revision V2.15/October 2009
©2009 Semtech Corp.
Page 48
www.semtech.com