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MCP23S09 - 8-Bit I/O Expander

This page provides the datasheet information for the MCP23S09, a member of the MCP23009 8-Bit I/O Expander family.

Features

  • 8-Bit Remote Bidirectional I/O Port: - I/O Pins Default to Input.
  • Open-Drain Outputs: - 5.5V Tolerant - 25 mA Sink Capable (per Pin) - 200 mA Total.
  • High-Speed I2C™ Interface (MCP23009): - 100 kHz - 400 kHz - 3.4 MHz.
  • High-Speed SPI Interface (MCP23S09): - 10 MHz.
  • Single Hardware Address Pin (MCP23009): - Voltage input to allow up to eight devices on the bus.
  • Configurable Interrupt Output Pins: - Configurable as active-high, active-low or o.

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Datasheet preview – MCP23S09

Datasheet Details

Part number MCP23S09
Manufacturer Microchip Technology
File Size 803.56 KB
Description 8-Bit I/O Expander
Datasheet download datasheet MCP23S09 Datasheet
Additional preview pages of the MCP23S09 datasheet.

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Full PDF Text Transcription

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MCP23009/MCP23S09 8-Bit I/O Expander with Open-Drain Outputs Features: • 8-Bit Remote Bidirectional I/O Port: - I/O Pins Default to Input • Open-Drain Outputs: - 5.5V Tolerant - 25 mA Sink Capable (per Pin) - 200 mA Total • High-Speed I2C™ Interface (MCP23009): - 100 kHz - 400 kHz - 3.
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