MCP23S09 | Microchip Technology

Overview

  • Max. Bus Frequency [kBits/s]:10000
  • Operating Voltage [V] Max:5.5
  • Operating Voltage [V] Min:1.8
  • TempRange [°C] Max:125
  • TempRange [°C] Min:-40
  • I/O pins default to input
  • 5.5V tolerant
  • 25 mA sink
  • 200 mA total
  • Low standby current as low as 1 µA
  • High-speed SPI interface at 10 MHz
  • Configurable interrupt output pins: Configurable as active-high, active-low or open-drain
  • Configurable interrupt source: Interrupt-on-change from configured defaults or pin change
  • Polarity inversion register to configure the polarity of the input port data
  • External reset input
MCP23S09 is an 8-bit I/O expander with SPI interface operating at 10 MHz. The MCP23S09 is available in 18-pin PDIP (300 mil), 18-pin SOIC (300 mil) and 16-pin 3x3mm QFN package
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mcp23s09
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