MAX7317 Overview
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.
MAX7317 Key Features
- Industry-Standard 4-Wire Interface Simplifies I/O Ports Expansion Independent of Microprocessor Architecture
- High-Speed, 26MHz, SPI-/QSPI™-/MICROWIRE®patible Serial Interface
- 2.25V to 3.6V Operation
- Protection Circuitry Ensures Robust Operation
- I/O Port Inputs Are Overvoltage Protected to 7V
- I/O Port Outputs Are 7V-Rated Open Drain
- I/O Ports Support Hot Insertion
- Low Power Consumption and Small Package Reduce Board Size and Power-Supply Requirements
- 0.7μA (typ), 1.9μA (max) Standby Current
- 3mm x 3mm, 0.8mm High TQFN Package