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MCP23S09ESS Datasheet(PDF) 1 Page - Microchip Technology |
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MCP23S09ESS Datasheet(HTML) 1 Page - Microchip Technology |
1 / 50 page © 2009 Microchip Technology Inc. DS22121B-page 1 MCP23009/MCP23S09 Features • 8-bit remote bidirectional I/O port: - I/O pins default to input • Open-drain outputs: -5.5V tolerant - 25 mA sink capable (per pin) - 200 mA total • High-speed I2C™ interface: (MCP23009) - 100 kHz - 400 kHz -3.4 MHz • High-speed SPI interface: (MCP23S09) -10 MHz • Single hardware address pin: (MCP23009) - Voltage input to allow up to eight devices on the bus • Configurable interrupt output pins: - Configurable as active-high, active-low or open-drain • Configurable interrupt source: - Interrupt-on-change from configured defaults or pin change • Polarity inversion register to configure the polarity of the input port data • External reset input • Low standby current: - 1 µA (-40°C ≤ TA ≤ +85°C) - 6 µA (+85°C ≤ TA ≤ +125°C) • Operating voltage: - 1.8V to 5.5V Packages 16-pin QFN (3x3 [mm]) 18-pin PDIP (300 mil) 18-pin SOIC (300 mil) 20-pin SSOP Block Diagram GP0 GP1 GP2 GP3 GP4 GP5 GP6 GP7 I2C Control GPIO SCL SDA RESET INT 8 Configuration/ 8 Control Registers SPI SI SO SCK CS MCP23S09 ADDR Serializer/ Deserializer Multi-bit Decode MCP23009 8-Bit I/O Expander with Open-Drain Outputs |
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