Transcription of MCP23017/MCP23S17 Data Sheet - Microchip Technology
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MCP23017/MCP23S17 Data Sheet - Microchip Technology
MCP23017/MCP23S17 . 16-Bit I/O Expander with serial Interface Features Configurable Interrupt Source: - Interrupt-on-change from configured register 16-Bit Remote Bidirectional I/O Port: defaults or pin changes - I/O pins default to input Polarity Inversion Register to Configure the High-Speed I2C Interface ( mcp23017 ): Polarity of the input Port Data - 100 kHz External Reset input - 400 kHz Low Standby Current: 1 A (max.). - MHz Operating voltage : High-Speed SPI Interface (MCP23S17): - to @ -40 C to +85 C. - 10 MHz (maximum) - to @ -40 C to +85 C. Three Hardware Address Pins to Allow Up to - to @ -40 C to +125 C. Eight Devices On the Bus Configurable Interrupt Output Pins: Packages - Configurable as active-high, active-low or open-drain 28-pin QFN, 6 x 6 mm Body INTA and INTB Can Be Configured to Operate 28-pin SOIC, Wide, mm Body Independently or Together 28-pin SPDIP, 300 mil Body 28-pin SSOP, mm Body Package Types mcp23017 MCP23S17. GPB0 1 28 GPA7 GPB0 1 28 GPA7. GPB1 2 27 GPA6 GPB1 2 27 GPA6.
16-Bit I/O Expander with Serial Interface. MCP23017/MCP23S17 DS20001952C-page 2 2005-2016 Microchip Technology Inc. Functional Block Diagram GPB7 GPB6 GPB5 GPB4 GPB3 GPB2 GPB1 ... Input Low Voltage D030 A0, A1, A2 (TTL buffer) VIL VSS —0.15VDD V D031 CS, GPIO, SCL/SCK, SDA, RESET (Schmitt Trigger) VIL VSS —0.2VDD V
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