MCP2307 - I2C 16 I/O Expansion Module

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)
Three Hardware Address Pins to Allow Up to Eight Devices  On the Bus
Configurable Interrupt Output Pins:
 - Configurable as active-high, active-low or open-drain
INTA and INTB Can Be Configured to Operate independently or Together
Configurable Interrupt Source:
 - Interrupt-on-change from configured register defaults or pin changes
Polarity Inversion Register to Configure the Polarity of the Input Port Data
External Reset Input
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

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