CST510KD general description：
CST510KD is a high-performance self-capacitor touch key controller that supports various self-capacitor key patterns and has excellent signal-to-noise ratio to achieve high reliability while maintaining ultra-low power consumption.
CST510KD Features:
Key features
*Highly sensitive self-capacitance detection technology
*Supported key number up to 13
*Support three work modes: Normal mode, Idle mode, Sleep mode
*The sleep mode power consumption is as low as 5uA, the Idle mode consumption is as low as 100uA,and the normal mode power consumption is as low as 1.2mA
*Auto calibration
*Supports I2C interfaces
*Support online programming
*Single power supply 2.7V to 5.5V
*Package：QFN20 3x3x0.55mm
*The CST510KD typical applications are listed as follows:
-Digital products
-Household appliances, small appliances
-Intelligent electronic toy
-Instead of a switch
CST510KD Pin layout:
CST510KD Block diagram:
The overall system block diagram of the CST510KD is shown as Figure below.
CST510KD Work modes:
There are three work modes available:
-Normal mode
-Idle mode
-Sleep mode
Work modes switching conditions are shown as below:
CST510KD Schematic circuit:
CST510KD Ordering information:
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Product Series
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Package Type
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Packing Method
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Ordering Number
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Minimum Order Quantity
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CST510KD |
20-pin 3x3x0.55mm QFN |
TR |
CST510KD |
5000 |
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