Evaluation Kit - MC33978, 22 Channel Switch Detection

KIT33978EKEVB
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The KIT33978EKEVB Evaluation Board (EVB) features the MC33978 - 22 Channel Switch Detection Interface with programmable wetting current. The kit is designed to detect the closing and opening of up to 22 switch contacts. The switch status, either open or closed, is transferred to the microprocessor unit (MCU) through a serial peripheral interface (SPI). The device also features a 24-to-1 analog multiplexer for reading inputs as analog.

Product Details

Supported Devices

Interfaces

Multi-Switch Detection Interface

  • MC33978: 22 I/O MSDI Programmable Current Analog Mux

Features

Microcontroller

  • MC33978 device with 22 channels switch detection and status report capability

Connectivity

  • An onboard 16-pin interface connector for the NXP® SPI-to-USB Interface Dongle (KITUSBSPIDGLEVME)
  • Double row, 100 mils SGx/SPx pin connectors for easy interface with external loads

Power Management

  • Direct connection to battery power with optional 5 V/3.3 V LDO for VDDQ rail supply

Components

  • Status LEDs to report the status of the MC33978 Interrupt (INT) and wake-up lines

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KIT33978EKEVB
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Evaluation kit - MC33978, Switch Detection Interface.

    $131.10 USD
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