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MAX7317 - 10-Port SPI-Interfaced I/O Expander

General Description

The MAX7317 serial-interfaced peripheral provides microprocessors with 10 I/O ports rated to 7V.

Each port can be individually configured as either an open-drain output, or an overvoltage-protected Schmitt input.

The MAX7317 supports hot insertion.

Overview

MAX7317 10-Port SPI-Interfaced I/O Expander with Overvoltage and Hot-Insertion Protection.

Key Features

  • Industry-Standard 4-Wire Interface Simplifies I/O Ports Expansion Independent of Microprocessor Architecture.
  • High-Speed, 26MHz, SPI-/QSPI™-/.