SX8661I07AULTRT Semtech, SX8661I07AULTRT Datasheet - Page 84

• Manufacturer Part Number: SX8661I07AULTRT
• Description: IC, Capacitive Button Touch And Proximity Controller, 8 SENSOR, MLPQ-28
• Manufacturer: Semtech

Specifications of SX8661I07AULTRT

• Controller Type: Capacitive Touch Screen
• Ic Interface Type: I2C
• Supply Voltage Range: 2.7V To 3.6V
• Operating Temperature Range: -40°C To +85°C

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
www.semtech.com
DATASHEET
SX8661