【 Features 】 |
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1-12 channel input sensor |
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Auto sensitivity calibration |
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3 sensitivity option pins |
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Anti-noise circuit embedded |
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3 output modes |
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- Direct output: 12 output pad (open drain output) |
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- Serial output(I2C) and include interrupt pin |
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- PWM output |
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Output polarity option: active high or active low |
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12 output expander(maximum) |
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Open-drain digital output with maximum drain current 8mA |
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Wide operating voltage: 2.2V ~ 5.5V |
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3 operation modes: Normal mode, Slow mode and Sleep mode |
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Low operating current |
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- Normal mode |
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- 3.0V: Typical 30uA |
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- 5.0V: Typical 60uA |
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- Slow mode |
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- 3.0V: Typical 3uA |
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- 5.0V: Typical 7uA |
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- Sleep mode |
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- 3.0V: < 1uA |
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- 5.0V: < 1uA |
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Package type |
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- LQFP48 |
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- QFN32 |
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- QFN16 |
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4 I2C ID(2 external output option pins) |
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Calibration function can be set enable/disable |
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Each sensor sensitivity is individually programmable by 3 bits |
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2 sensors (SI[0]/SI[1]) can work at slow mode, response time is 100~150ms(max. @3.0V) |
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One PWM could output via OUT[11:0] |
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Add external reset pin, active low |
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Auto-reset (calibration) function (default disable). If any key is touched more than 190 sec, chip will reset calibration function automatically. |