sx8638 Semtech Corporation, sx8638 Datasheet - Page 2

• Manufacturer Part Number: sx8638
• Description: Low Power, Capacitive Button And Slider Touch Controller 8 Sensors With Enhanced Led Drivers And Proximity
• Manufacturer: Semtech Corporation

ADVANCED COMMUNICATIONS & SENSING
G
T
K
A
O
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Revision 7_6, September 10
YPICAL
EY
PPLICATIONS
ENERAL
RDERING
1.1
1.2
1.3
1.4
1.5
2.1
2.2
2.3
2.4
3.1
3.2
3.3
3.4
3.5
3.6
3.7
3.8
3.9
3.10
3.11
3.12
3.13
3.14
3.15
P
G
E
F
3.2.1
3.2.2
3.2.3
3.2.4
3.6.1
3.6.2
3.14.1
3.14.2
3.14.3
3.15.1
3.15.2
3.15.3
RODUCT
UNCTIONAL DESCRIPTION
LECTRICAL
ENERAL
A
Pin Diagram
Marking information
Pin Description
Simplified Block Diagram
Acronyms
Absolute Maximum Ratings
Recommended Operating Conditions
Thermal Characteristics
Electrical Specifications
Quickstart Application
Introduction
Scan Period
Operation modes
Sensors on the PCB
Button and Slider Information
Analog Sensing Interface
Offset Compensation
Processing
Configuration
Power Management
Clock Circuitry
I2C interface
Reset
Interrupt
D
PPLICATION CIRCUIT
I
ESCRIPTION
NFORMATION
General
GPIOs
Parameters
Configuration
Button Information
Slider Information
Power up
RESETB
Software Reset
Power up
Assertion
Clearing
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F
D
EATURES
ESCRIPTION
C
HARACTERISTICS
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© 2010 Semtech Corp.
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Low Power, Capacitive Button and Slider Touch Controller
Table of Contents
(8 sensors) with Enhanced LED Drivers and Proximity
2
DATASHEET
www.semtech.com
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