CJMCu-2317 / MCP23017 Serial Interface Module IIC

16-Bit Remote Bidirectional I / O Port:
-I / O pins standard input
• High-Speed I2C Interface (MCP23017):
-100 kHz
-400 kHz
-1.7 MHz
• High-Speed Spi interface (MCP23S17):
-10 MHz (maximum)
• Three Hardware Address Pins 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
Independent or Together
• Configurable Interrupt Source:
-Interrupt-on-change of configured registry
Standard or pin changes
• Polarity Inversion Register to Configure the
Polarity of the Input Port Data
• External Reset Input
• Low Standby Current: 1 ua (max.)
• Operating voltage:
-1.8 V 5.5 V @ -40 ° C to + 85 ° C
-2.7 V 5.5 V @ -40 ° C to + 85 ° C
-4.5 V 5.5 V @ -40 ° C to + 125 ° C