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CBM7008

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xb Product Numbers: CBM7008

  CBM7008 is a capacitive touch control chip with 8 keys . Packaged in Sop16, supporting I2C and GPIO

Two kinds of through news interface. This chip is mainly used for key detection in home appliances, industrial control, etc., with high sensitivity and anti-drying.

Strong interference ability , waterproof and dustproof, high reliability and other advantages, adapt to a variety of complex electromagnetic environment, stable working performance. Make

In a convenient quick McNair, it can widely replace traditional mechanical buttons.

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feature of product

Supports up to 8 touch keys with capacitance detection range from 1pF to 40pF;

Touch sensitivity can be flexibly configured through software tools or calibration capacitors;

The sensor channel can be multiplexed into GPIO in time sharing;

Support I2C Slave standard communication interface;

Support 2 working modes Normal / Idle, minimum working current 500uA;

Large area complete water film environment adapts to 2mm and can work normally;

Maximum support 10mm panel thickness (related to panel material);

High and low frequency signals interfere with immunity and adapt to various complex electromagnetic environments;

Consistent production performance and robustness of touch keys;

Temperature and humidity environment change adaptive adjustment;

EFT (4KV), ESD (8KV);

 

Working voltage: 2.7V to 5.5V;

 

Operating temperature: -40 ° C to + 110 ° C;

 

 

Schematic

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product description

Chip series model Maximum number of supported keys communication method Sensitivity adjustment method Operating Voltage Operating temperature Encapsulation
CBM70XX CBM7008 8 I2C / GPIO software 2.7V-5.5V,
Type: 3.6V
-40 ° ~ + 85 ° SOP16
CBM7010 10 I2C / GPIO software 2.7V-5.5V,
Type: 3.6V
-40 ° ~ + 85 ° SOP24
CBM7021 18 I2C / GPIO software 2.7V-5.5V,
Type: 3.6V
-40 ° ~ + 85 ° TSSOP28
CBM7026 18 I2C / GPIO software 2.7V-5.5V,
Type: 3.6V
-40 ° ~ + 85 ° QFP44
CBM60XX CBM6004 4 GPIO capacitance 2.7V-5.5V,
Type: 3.6V
-40 ° ~ + 85 ° SOP16
CBM6007 7 I2C capacitance 2.7V-5.5V,
Type: 3.6V
-40 ° ~ + 85 ° SOP16
CBM6008 8 I2C software 2.7V-5.5V,
Type: 3.6V
-40 ° ~ + 85 ° SOP16

 

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