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MCP23008 8-Bit Expander with Serial Interface DIP18

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RRP: $5.80
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Uses 3 I2C pins to give 8 general purpose input/output pins.
• Low Standby Current
• Configurable Interrupt Output
Sold as - Each
Stock unit - Each


Download Datasheet Open pdf document in new window


This IC will allow you to expand the number of input and output pins on your microcontroller. It uses 3 I2C pins to give 8 general purpose input/output pins. It even includes a configurable interrupt output that can be set as active-high, active-low or open-drain.

44 page data sheet available for download.

• 1.8 - 5.5VDC Input 
• Low standby current (less than 1µA)
• 8 Configurable Input/Output Pins
• 1.7MHz High Speed I2C Interface
• External Reset Input


Weight : 1.3g
IC Type : Multiplexer / Demultiplexer
IC supply voltage : 5.5V
active mount type : Through Hole
active connector type : Solder Legs
component package : DIL
active number of legs : 18 count
active marking code type : Printed
unique marking code : MCP23008-E/P
active case colour : Black
max temperature : 125°C
minimum temperature : -40°C
Availability : Stocked item