SLVSC89A
June 2014 – July 2014
TSC2013-Q1
PRODUCTION DATA.
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configurations and Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
Handling Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Timing Requirements — I2C Standard Mode (ƒ(SCL) = 100 kHz)
6.7
Timing Requirements — I2C Fast Mode (ƒ(SCL) = 400 kHz)
6.8
Timing Requirements — I2C High-Speed Mode (ƒ(SCL) = 1.7 MHz)
6.9
Timing Requirements — I2C High-Speed Mode (ƒ(SCL) = 3.4 MHz)
6.10
Typical Characteristics
7
Detailed Description
7.1
Overview
7.2
Functional Block Diagram
7.3
Feature Description
7.3.1
Touch-Screen Operation
7.3.2
4-Wire Touch Screen Measurements
7.3.3
Analog-to-Digital Converter
7.3.3.1
Data Format
7.3.3.2
Reference
7.3.3.3
Variable Resolution
7.3.3.4
Conversion Clock and Conversion Time
7.3.3.5
Touch Detect
7.3.3.6
Preprocessing
7.3.3.6.1
Preprocessing—Median Value Filter and Averaging Value Filter
7.4
Device Functional Modes
7.4.1
Conversion Controlled by TSC2013-Q1 and Initiated by TSC2013-Q1 (TSMode 1)
7.4.1.1
IX-IY Scan
7.4.1.2
X-Triplet, Y-Triplet, Z-Scan
7.4.2
Conversion Controlled by TSC2013-Q1 and Initiated by Host (TSMode 2)
7.4.3
Conversion Controlled by Host (TSMode 3)
7.5
Programming
7.5.1
I2C Interface
7.5.1.1
I2C Fast or Standard Mode (F-S Mode)
7.5.1.2
I2C High-Speed Mode (Hs Mode)
7.5.2
Digital Interface
7.5.2.1
Address Byte
7.5.3
Control Byte
7.5.3.1
Touch-Screen Scan Function for XYZ or XY
7.5.4
Start a Write Cycle
7.5.5
Register Access
7.5.6
Communication Protocol
7.5.7
Register Reset
7.6
Register Maps
7.6.1
Register Content and Reset Values
7.6.2
Configuration and Status Registers
7.6.2.1
Configuration Register 0
7.6.2.1.1
Configuration Register 0 (address = 0) [reset = 4000h for read; 0000h for write]
7.6.2.2
Configuration Register 1 (address = Dh) [reset = 0000h]
7.6.2.3
Configuration Register 2 (address = Eh) [reset = 0000h]
7.6.2.4
Converter-Function Select Register (address = Fh) [reset = 0000h]
7.6.2.5
Status Register (address = 8h) [reset = 0004h]
7.6.3
Data Registers
7.6.3.1
X1, X2, IX, Y1, Y2, IY, Z1, Z2, and AUX registers (offset = see ) [reset = see ]
8
Application and Implementation
8.1
Application Information
8.1.1
Auxiliary Measurement
8.1.2
Single IX or Single IY Measurement
8.2
Typical Application
8.2.1
Design Requirements
8.2.2
Detailed Design Procedure
8.2.2.1
Power-On-Reset and Reset Consideration
8.2.2.1.1
Power-On Reset
8.2.2.1.2
Requesting a Minimal t(SNSVDD_OFF) Time
8.2.2.1.3
Requesting a Minimal t(SNSVDD_OFF_ramp) and t(SNSVDD_ON_ramp) Ramp
8.2.2.1.4
Hardware Reset
8.2.2.1.5
Software Reset
8.2.2.2
Power Up Considerations
8.2.2.2.1
Power-Off Cycles During Normal Operation
8.2.2.2.2
Supply Glitches During Normal Operation
8.2.2.2.3
TSC2013-Q1 Digital Pins
8.2.2.2.4
Suggested Hardware Reset During Power-On
8.2.2.3
Device Timing Setup and Use
8.2.2.3.1
Touch-Panel Driving Power
8.2.2.3.2
ADC Clock Effects
8.2.2.4
Panel Voltage Stabilization Time
8.2.2.5
Precharge and Sense Time
8.2.2.6
Single-Touch Operation
8.2.3
Application Curves
9
Power Supply Recommendations
10
Layout
10.1
Layout Guidelines
10.2
Layout Example
11
Device and Documentation Support
11.1
Trademarks
11.2
Electrostatic Discharge Caution
11.3
Glossary
12
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
PW|16
MPDS361B
RSA|16
MPQF145D
Thermal pad, mechanical data (Package|Pins)
RSA|16
QFND072M
Orderable Information
slvsc89a_oa
slvsc89a_pm