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STMPE321 |
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| Part Number | STMPE321 |
| Manufacturer | STMicroelectronics (https://www.st.com/) |
| Description | The STMPE321 is a 3-channel capacitive touch key controller. Capacitance measurement is implemented in fully optimized hardware. All 3 I/Os can be configured via an I2C bus to function as either capac... |
| Features |
■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ ■ Up to 3 GPIOs Up to 3 capacitive touch key inputs Operating voltage 1.65 - 1.95 V Internal regulator Interrupt output pin I2C interface (1.8 V operation, 3.3 V tolerant) 8 kV HBM ESD protection 40 fF resolution, 128-step capacitance measurement Advanced data filtering (AFS) Environment tracking calibration (ETC) Individually adjustable touch variance (TVR) settings for all channels Adjustable environmental variance (EVR) for optimal calibration Capacitive key sensing capability in 27 µA sleep mode QFN12 (2.2 x 1.5 mm) Description The STMPE321 is a 3-channel capaciti... |
| Document |
 STMPE321 Data Sheet
PDF 471.65KB |
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Desde 2024. D4U Semiconductor.
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