Document
CY8C20111/CY8C20121
CapSense® Express™ – One Button and Two Button Capacitive Controllers
Not Recommended for New Designs
CapSense® Express™ – One Button and Two Button Capacitive Controllers
Features
■ Capacitive button input tied to a configurable output ❐ Robust sensing algorithm ❐ High sensitivity, low noise ❐ Immunity to RF and AC noise ❐ Low radiated EMC noise ❐ Supports wide range of input capacitance, sensor shapes, and sizes
■ Target Applications ❐ Printers ❐ Cellular handsets ❐ LCD monitors ❐ Portable DVD players
■ Industry's best configurability
❐ Custom sensor tuning ❐ Output supports strong 20 mA sink current ❐ Output state can be controlled through I2C or directly from
CapSense input state ❐ Run time reconfigurable over I2C
■ Advanced features ❐ Plug-and-play with factory defaults – tuned to support up to 1 mm overlay ❐ Nonvolatile storage of custom settings ❐ Easy integration into existing products – configure outpu.