QT60168C-ASG Atmel, QT60168C-ASG Datasheet - Page 5

• Manufacturer Part Number: QT60168C-ASG
• Description: IC TOUCH SENSOR 16KEY 32TQFP
• Manufacturer: Atmel
• Series: QMatrix™, QProx™r
• Type: Capacitiver

Specifications of QT60168C-ASG

• Number Of Inputs/keys: 16 Key
• Resolution (bits): 9, 11 b
• Data Interface: Serial, SPI™
• Voltage - Supply: 3 V ~ 5 V
• Current - Supply: 25mA
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 32-TQFP, 32-VQFP
• Output Type: *
• Interface: *
• Input Type: *
• For Use With: 427-1087 - BOARD EVAL QT60248-AS QMATRIX
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Touch Sensors Design Guide
Section 6
Mutual-capacitance One-dimensional Sensors.......................................................... 6-1
Appendix A
Glossary of Terms ......................................................................................................A-1
5.4
6.1
6.2
6.3
6.4
Typical Resistively Interpolated Method ............................................................................ 5-6
Introduction ........................................................................................................................ 6-1
General Advice .................................................................................................................. 6-1
Typical Spatially Interpolated Method ................................................................................ 6-2
Typical Resistively Interpolated Method .......................................................................... 6-10
5.3.3
5.4.1
6.2.1
6.2.2
6.2.3
6.2.4
6.3.1
6.3.2
6.3.3
6.3.4
6.3.5
6.4.1
6.4.2
6.4.3
Medium/Large Slider Or Wheel ........................................................................... 5-4
Medium/Large Slider Or Wheel ........................................................................... 5-6
QMatrix Channels ................................................................................................ 6-1
Ground Loading ................................................................................................... 6-1
Floating Conductive Items ................................................................................... 6-1
Conductive Paints................................................................................................ 6-1
Introduction .......................................................................................................... 6-2
One-Layer Small Slider Or Wheel ....................................................................... 6-2
One-Layer Medium/Large Slider Or Wheel ......................................................... 6-5
Two-Layer Small Slider Or Wheel ....................................................................... 6-6
Two-layer Medium/Large Slider Or Wheel........................................................... 6-8
Introduction ........................................................................................................ 6-10
One-Layer Medium/Large Slider Or Wheel ....................................................... 6-10
Two-Layer Medium/Large Slider Or Wheel ....................................................... 6-11
Table of Contents (Continued)
10620D–AT42–04/09
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