| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
|---|---|---|---|---|---|---|---|---|---|
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5,500 pcs
|
5500 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request | |
|
2,187 pcs
|
2187 pcs | On Request | 1 | On Request | On Request | 24+ | On Request | On Request |
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The AD7147 is a programmable capacitance-to-digital converter (CDC) designed for capacitance sensors implementing buttons, scroll bars, and wheels. It integrates 13 capacitance sensor inputs with femtofarad resolution and an automatic conversion sequencer. The device supports an SPI-compatible serial interface and operates from a 2.6V to 3.3V supply voltage. In full power mode, it consumes 1 mA, while low power mode draws only 21.5 µA. The AD7147 is qualified for automotive applications and is available in a 24-lead 4mm x 4mm LFCSP package. On-chip automatic calibration logic compensates for environmental changes, and adaptive threshold and sensitivity levels ensure reliable operation.
16 bits.
2.6V to 3.3V.
24-LFCSP (4mm x 4mm).
-40°C to 85°C.
Listed as RoHS3 Compliant, but unverified per datasheet.
13 channels.
250 kHz.