I/O Expander

GPIO Expanders

Microchip Technology

This tutorial will introduce the different types and features of the GPIO Expanders.
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Related Parts

ImageManufacturer Part NumberDescriptionPackagingNumber of I/OInterfaceAvailable Quantity
MCP23008-E/SO datasheet linkIC I/O EXPANDER I2C 8B 18SOICMCP23008-E/SOIC I/O EXPANDER I2C 8B 18SOICTube8I²C5675 - Immediate
MCP23008-E/SO product page link
MCP23008-E/P datasheet linkIC I/O EXPANDER I2C 8B 18DIPMCP23008-E/PIC I/O EXPANDER I2C 8B 18DIPTube8I²C2440 - Immediate
MCP23008-E/P product page link
MCP23008-E/SS datasheet linkIC I/O EXPANDER I2C 8B 20SSOPMCP23008-E/SSIC I/O EXPANDER I2C 8B 20SSOPTube8I²C4388 - Immediate
MCP23008-E/SS product page link
MCP23017-E/SO datasheet linkIC I/O EXPANDER I2C 16B 28SOICMCP23017-E/SOIC I/O EXPANDER I2C 16B 28SOICTube16I²C9349 - Immediate
MCP23017-E/SO product page link
MCP23017-E/SP datasheet linkIC I/O EXPANDER I2C 16B 28SDIPMCP23017-E/SPIC I/O EXPANDER I2C 16B 28SDIPTube16I²C4212 - Immediate
MCP23017-E/SP product page link
MCP23017-E/SS datasheet linkIC I/O EXPANDER I2C 16B 28SSOPMCP23017-E/SSIC I/O EXPANDER I2C 16B 28SSOPTube16I²C7742 - Immediate
MCP23017-E/SS product page link
MCP23S17-E/SO datasheet linkIC I/O EXPANDER SPI 16B 28SOICMCP23S17-E/SOIC I/O EXPANDER SPI 16B 28SOICTube16SPI7979 - Immediate
MCP23S17-E/SO product page link
MCP23S17-E/SP datasheet linkIC I/O EXPANDER SPI 16B 28SDIPMCP23S17-E/SPIC I/O EXPANDER SPI 16B 28SDIPTube16SPI1399 - Immediate
MCP23S17-E/SP product page link
MCP23S17-E/SS datasheet linkIC I/O EXPANDER SPI 16B 28SSOPMCP23S17-E/SSIC I/O EXPANDER SPI 16B 28SSOPTube16SPI6184 - Immediate
MCP23S17-E/SS product page link
MCP23017-E/ML datasheet linkIC I/O EXPANDER I2C 16B 28QFNMCP23017-E/MLIC I/O EXPANDER I2C 16B 28QFNTube16I²C6861 - Immediate
MCP23017-E/ML product page link
MCP23S17-E/ML datasheet linkIC I/O EXPANDER SPI 16B 28QFNMCP23S17-E/MLIC I/O EXPANDER SPI 16B 28QFNTube16SPI5480 - Immediate
MCP23S17-E/ML product page link
MCP23S08-E/P datasheet linkIC I/O EXPANDER SPI 8B 18DIPMCP23S08-E/PIC I/O EXPANDER SPI 8B 18DIPTube8SPI2866 - Immediate
MCP23S08-E/P product page link
MCP23S08-E/SS datasheet linkIC I/O EXPANDER SPI 8B 20SSOPMCP23S08-E/SSIC I/O EXPANDER SPI 8B 20SSOPTube8SPI0MCP23S08-E/SS product page link

Eval Boards

ImageManufacturer Part NumberDescriptionAvailable Quantity
MCP23X17EV datasheet linkBOARD EVAL FOR MCP23X17MCP23X17EVBOARD EVAL FOR MCP23X1718 - Immediate
MCP23X17EV product page link
MCP23X08EV datasheet linkBOARD EVALUATION FOR MCP23X08MCP23X08EVBOARD EVALUATION FOR MCP23X080MCP23X08EV product page link
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PTM Published on: 2011-11-07