Capacitive Touch Controllers & Proximity Sensing Solutions
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  • SX9300
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  • SX8634
  • Low Power, Capacitive Button and Slider Touch Controller (12 sensors) with Enhanced LED Drivers and Proximity Sensing
  • SX8636
  • Low Power, Capacitive Button Touch Controller (8 sensors) with Enhanced LED Drivers and Proximity Sensing
  • SX8661
  • Low Power, Capacitive Button Touch and Proximity Controller (8 sensors) with LED Drivers and Analog Output
  • SX9510
  • 8 Capacitive Buttons, LEDs, IR Decoder and Proximity Controller with Analog Outputs
  • SX9511
  • 8 Capacitive Buttons, LEDs, IR Decoder and Proximity Controller with Analog Outputs
Semtech SX9500

Semtech SX9500

Proximity/Button - Ultra Low Power, Capacitive Four (4) - Channel

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The SX9500 is a low-cost, very low power 4-channel capacitive controller that can operate either as a proximity or button sensor. The SX9500 includes sophisticated onchip auto-calibration circuitry to regularly perform sensitivity adjustments, maintaining peak performance over a wide variation of temperature, humidity and noise environments, providing simplified product development and enhanced performance.

Features


  • 2.7 – 5.5V Input Supply Voltage
  • Capacitive Sensor Inputs
    • 4 fF Capacitance Resolution
    • Stable Proximity & Touch Sensing With Temperature
    • Capacitance Offset Compensation to 30pF
  • Active Sensor Guarding
  • Automatic Calibration
  • Ultra Low Power Consumption:
    • Active Mode: 170 uA
    • Doze Mode: 18 uA
    • Sleep Mode: 2.5 uA
  • 400KHz I2C Serial Interface
    • Four programmable I2C Sub-Addresses
    • Input Levels Compatible with 1.8V Host Processors
  • Open Drain NIRQ Interrupt pin
  • Three (3) Reset Sources: POR, NRST pin, Soft Reset
  • -40°C to +85°C Operation
  • Compact Size: 3 x 3mm Thin QFN package
  • Pb & Halogen Free, RoHS/WEEE compliant

Applications


  • Notebooks
  • Tablets
  • Mobile Appliances

Packaging

  • QFN-20

Order Codes

  • SX9500IULTRT: Lead-Free, halogen-free, RoHS and WEEE Compliant, Package Minimum Tape & Reel Only
 
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