sx8661 Semtech Corporation, sx8661 Datasheet - Page 84

• Manufacturer Part Number: sx8661
• Description: Low Power, Capacitive Button Touch And Proximity Controller 8 Sensors With Led Drivers And Analog Output
• Manufacturer: Semtech Corporation

ADVANCED COMMUNICATIONS & SENSING
7.3.3
The proximity sensing distance of detection has been measured in these conditions:
- CapProxEnable = ON
- CapSensitivity = 7 (Max)
- CapThreshold = 300
- Board main supplied and placed vertically i.e. same orientation as hand/finger
- Finger pointing center button
The results obtained are provided in table below:
7.3.4
Revision v3.2, January 2011
Performance
Schematics
Orthogonal finger (worst case)
Finger (natural position)
Table 41
Figure 67
Palm
Proximity Sensing Distance of Detection
Low Power, Capacitive Button Touch and Proximity Controller
Touch+Proximity Module Schematics
© 2011 Semtech Corp.
84
(8 sensors) with LED Drivers and Analog Output
Distance of Detection
~10cm
~6cm
~4cm
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SX8661