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MCP23016 - 16-Bit I2C I/O Expander

General Description

PDIP, SOIC, SSOP Pin No.

9 10 2 3 4 5 7 11 12 13 21 22 23 24 25 26 27 28 14 15 6 16 17 18 1, 8, 19 20 QFN Pin No.

Key Features

  • 16-bit remote bidirectional I/O port - 16 I/O pins default to 16 inputs.
  • Fast I2C™ bus clock frequency (0 - 400 kbits/s).
  • Three hardware address pins allow use of up to www. DataSheet4U. com eight devices.
  • High-current drive capability per I/O: ±25 mA.
  • Open-drain interrupt output on input change.
  • Interrupt port capture register.
  • Internal Power-On Reset (POR).
  • Polarity inversion register to configure the polarity of the input.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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MCP23016 16-Bit I2C™ I/O Expander Features • 16-bit remote bidirectional I/O port - 16 I/O pins default to 16 inputs • Fast I2C™ bus clock frequency (0 - 400 kbits/s) • Three hardware address pins allow use of up to www.DataSheet4U.com eight devices • High-current drive capability per I/O: ±25 mA • Open-drain interrupt output on input change • Interrupt port capture register • Internal Power-On Reset (POR) • Polarity inversion register to configure the polarity of the input port data • Compatible with most microcontrollers • Available temperature range: - Industrial (I): -40°C to +85°C Package Types PDIP, SOIC, SSOP Vss GP1.0 GP1.1 GP1.2 GP1.3 INT GP1.4 VSS CLK TP GP1.5 GP1.6 GP1.7 SCL •1 2 3 4 5 6 7 8 9 10 11 12 13 14 28 27 26 25 24 23 22 21 20 19 18 17 16 15 GP0.7 GP0.6 GP0.5 GP0.4 GP0.