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SCLT3-8BQ7 page 2
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SCLT3-8BQ7 Description

The SCLT3 series is an octal industrial digital input IC which drastically reduces the power dissipation of the digital input modules. Its current-sinking inputs can be configured for Type 1, Type 2, or Type 3 inputs as per IEC 61131-2 with few external ponents. The SCLT3 series includes a serial interface which translates, conditions and serializes the data to CMOS-patible signals through SPI.

SCLT3-8BQ7 Key Features

  • Eight current-sinking digital inputs with serializer
  • Enables inputs to meet type 1, 2 and 3 characteristic of IEC 61131-2 standard
  • Adjustable and accurate input current limitation for low power and heat
  • 2.35 mA typ for Type 1 and Type 3
  • Integrated glitch and debounce filter with selectable delay time: 20 µs to 3 ms for EMC robustness
  • 35 V reverse polarity capable
  • SPI-patible Serial Interface 8-bit
  • Optional 16-bit mode with parity check, and diagnostics (temperature
  • Daisy-Chain SPI to reduce isolation channels
  • 5 V voltage regulator