sx8643 Semtech Corporation, sx8643 Datasheet - Page 66

• Manufacturer Part Number: sx8643
• Description: Ultra Low Power, Capacitive Button Touch Controller 12 Sensors With Enhanced Led Drivers
• Manufacturer: Semtech Corporation

ADVANCED COMMUNICATIONS & SENSING
7 A
A typical application schematic is shown in Figure 50.
Revision 7_5, February 10
d0
d1
d2
d3
d4
d5
d6
d7
PPLICATION
cap10
cap2
cap3
cap4
cap5
cap6
cap7
cap8
cap9
cap0
cap1
interface
analog
sensor
I
NFORMATION
generation
processor
micro
clock
ROM
RAM
power management
RC
Figure 50
© 2010 Semtech Corp.
controller
controller
PWM
GPIO
NVM
LED
SX8643
I2C
Ultra Low Power, Capacitive Button Touch Controller
Typical Application
66
gpio1
gnd
gpio5
gpio4
gpio3
gpio2
gnd
gpio0
bottom plate
(12 sensors) with Enhanced LED Drivers
d5
d3
d7
d1
d0
d6
d4
d2
DATASHEET
www.semtech.com
HOST
SX8643