QT115A-ISG Atmel, QT115A-ISG Datasheet - Page 63
QT115A-ISG
Manufacturer Part Number
QT115A-ISG
Description
IC TOUCH SENSOR PROX 8SOIC
Manufacturer
Atmel
Datasheet
1.AT42QT1040-MMH.pdf
(72 pages)
Specifications of QT115A-ISG
Input Type
*
Output Type
*
Interface
*
Current - Supply
*
Mounting Type
Surface Mount
Operating Supply Voltage
3 V to 5 V
Maximum Operating Temperature
+ 85 C
Mounting Style
SMD/SMT
Package / Case
SO-8
Minimum Operating Temperature
- 40 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Package / Case
-
Lead Free Status / Rohs Status
Details
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6.3.5.3
Touch Sensors Design Guide
Wheel
To form a wheel, the design is wrapped around to form a circle, the X segments becoming curved tooth
shapes (see
Figure 6-7.
Figure 6-7 on page
Two-layer Medium/Large Wheel (Spatially Interpolated)
X Electrodes x n
360°
n
6-9).
3
4
x
360°
n
4 mm
4 mm
4 mm
4 mm
2 mm
Mutual-capacitance One-dimensional Sensors
Arc center is coincident with the middle
of the bisecting line in center third segment
4 mm
4 mm
4 mm 2 mm
Y Rings
10620D–AT42–04/09
6-9
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