At power on, the I/Os are high. In this mode, only a current source to VCC is active. This device turns on when an output is written high and is switched off by the negative edge of SCL. The I/Os should be high before being used as inputs.
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Case: QFN28. Interface: I2C. Integrated Circuit Type: 16bit I/O port. Integrated Circuit Type: expander. Manufacturer: MICROCHIP TECHNOLOGY.
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Of Bits 8bit. Latch-up performance exceeds 100 mA per JESD 78, class II. of Pins 16Pins. Images shown are for demonstration purposes.
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Case: TSSOP16. Integrated Circuit Type: 8bit I/O port. Interface: I2C. Integrated Circuit Type: expander.
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Model: MCP23017-DIP : MCP23017 DIP-28 MCP23017-E/SP 16-Bit I/O Expander With I2C Interface IC MCP23017-SOP: MCP23017 SOP-28 MCP23017-E/SO 16-Bit I/O Expander With I2C Interface IC MCP23017-I2C: • 16-Bit Remote Bidirectional I/O Port:- I/O pins default to input • High-Speed I2C Interface (MCP23017):- 100kHz- 400kHz- 1.7MHz • High-Speed SPI Interface (MCP23S17):- 10 MHz (maximum) • Configurable Interrupt Output Pins:- Configurable as active-high, active-low oropen-drain • Configurable Interrupt Source:- Interrupt-on-change from configured register • Low Standby Current: 1 μA (max.) • Operating Voltage： - 1.8V to 5.5V @ -40°C to +85°C - 2.7V to 5.5V @ -40°C to +85°C - 4.5V to 5.5V @ -40°C to +125°C Package Include: 1 x MCP23017-DIP/ MCP23017-SOP/ MCP23017-I2C.
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Case: DIP18. Integrated Circuit Type: 8bit I/O port. Interface: I2C. Integrated Circuit Type: expander. Manufacturer: MICROCHIP TECHNOLOGY.
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Interface: I2C. Number of I/O Channels: 16. Number of Pins: 28. Mounting Type: Surface Mount.
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