AXS510P8 General description:
AXS510P8 is a high-performance self-capacitor touch key controller that supports various self-capacitor key, slider or scroll wheel patterns and has excellent signal-to-noise ratio to achieve high reliability while maintaining ultra-low power consumption. AXS510P8 also supports LED dimming control base on PWM.
AXS510P8 Features:
Key features
*Touch controller
-Support key number up to 14
-Support sliders/scroll wheel
-Support three work modes: Normal mode, Idle mode, Sleep mode
-The sleep mode power consumption is as low as 5uA, and the normal mode power consumption is as low as 2mA
-Auto calibration
-Support I2C interfaces
-Support online programming
*PWM
-8 PWM LED/Output drivers
-Hardware PWM set through I2C memory map – no overhead from host
-Dimming mode available, up and down
-Minimum, maximum & adjustable limit levels for dimming mode
*Single power supply 2.7V to 5.5V
*Package：QFN24 3x3x0.55mm
*Applications
-Household appliances, small appliances
-Intelligent switch
-Office equipment, toys
-Test equipment
AXS510P8 Pin layout:
AXS510P8 Block diagram:
AXS510P8 Work modes:
There are three work modes available:
-Normal mode
-Idle mode
-Sleep mode
Work modes switching conditions are shown as below:
AXS510P8 Schematic circuit:
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