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Microchip Interface - I/O Expanders

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (EUR) Filter the results in the table by unit price based on your quantity.	Qty.	Series	Mounting Style	Package/Case	Interface Type	Number of I/Os	Interrupt Output	Supply Voltage - Min	Supply Voltage - Max	Maximum Clock Frequency	Minimum Operating Temperature	Maximum Operating Temperature	Packaging	ESD Protection
Interface - I/O Expanders 8bit Input/Output Exp I2C interface MCP23008-E/ML Microchip Technology 1: € 1,28 8 121In Stock	Mfr. Part No. MCP23008-E/ML Mouser Part No 579-MCP23008-E/ML	Microchip Technology	Interface - I/O Expanders 8bit Input/Output Exp I2C interface	Datasheet	8 121In Stock	€ 1,28 € 1,08 € 0,972	Min.: 1 Mult.: 1		SMD/SMT	QFN-20	I2C, Serial	8 I/O	With Interrupt	1.8 V	5.5 V	1.7 MHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders In/Out I2C int MCP23008-E/P Microchip Technology 1: € 1,32 2 933In Stock	Mfr. Part No. MCP23008-E/P Mouser Part No 579-MCP23008-E/P	Microchip Technology	Interface - I/O Expanders In/Out I2C int	Datasheet	2 933In Stock	€ 1,32 € 1,11	Min.: 1 Mult.: 1		Through Hole	PDIP-18	I2C, Serial	8 I/O	With Interrupt	1.8 V	5.5 V	1.7 MHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders In/Out I2C int MCP23008-E/SO Microchip Technology 1: € 1,18 6 367In Stock	Mfr. Part No. MCP23008-E/SO Mouser Part No 579-MCP23008-E/SO	Microchip Technology	Interface - I/O Expanders In/Out I2C int	Datasheet	6 367In Stock	€ 1,18 € 0,98 € 0,903	Min.: 1 Mult.: 1		SMD/SMT	SOIC-18	I2C, Serial	8 I/O	With Interrupt	1.8 V	5.5 V	1.7 MHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders In/Out I2C int MCP23008-E/SS Microchip Technology 1: € 1,28 8 412In Stock	Mfr. Part No. MCP23008-E/SS Mouser Part No 579-MCP23008-E/SS	Microchip Technology	Interface - I/O Expanders In/Out I2C int	Datasheet	8 412In Stock	€ 1,28 € 1,08 € 0,972	Min.: 1 Mult.: 1		SMD/SMT	SSOP-20	I2C, Serial	8 I/O	With Interrupt	1.8 V	5.5 V	1.7 MHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders 8bit Input/Output Exp I2C interface MCP23008T-E/ML Microchip Technology 1: € 1,28 10 395In Stock	Mfr. Part No. MCP23008T-E/ML Mouser Part No 579-MCP23008T-E/ML	Microchip Technology	Interface - I/O Expanders 8bit Input/Output Exp I2C interface	Datasheet	10 395In Stock	Cut Tape € 1,28 € 1,08 Reel € 0,972 MouseReel Available	Min.: 1 Mult.: 1 : 3 300		SMD/SMT	QFN-20	I2C, Serial	8 I/O	With Interrupt	1.8 V	5.5 V	1.7 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders In/Out I2C int MCP23008T-E/SS Microchip Technology 1: € 1,28 11 843In Stock	Mfr. Part No. MCP23008T-E/SS Mouser Part No 579-MCP23008T-E/SS	Microchip Technology	Interface - I/O Expanders In/Out I2C int	Datasheet	11 843In Stock	Cut Tape € 1,28 € 1,08 Reel € 0,972 MouseReel Available	Min.: 1 Mult.: 1 : 1 600		SMD/SMT	SSOP-20	I2C, Serial	8 I/O	With Interrupt	1.8 V	5.5 V	1.7 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders 8B I/O Expander SPI interface MCP23009T-E/MG Microchip Technology 1: € 1,40 1 299In Stock 6 600Expected 18/12/2026	Mfr. Part No. MCP23009T-E/MG Mouser Part No 579-MCP23009T-E/MG	Microchip Technology	Interface - I/O Expanders 8B I/O Expander SPI interface	Datasheet	1 299In Stock 6 600Expected 18/12/2026	Cut Tape € 1,40 € 1,17 € 1,15 € 1,14 Reel € 1,10 MouseReel Available	Min.: 1 Mult.: 1 : 3 300		SMD/SMT	QFN-16	I2C, Serial	8 I/O	With Interrupt	1.8 V	5.5 V	3.4 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders 8-bit I/O Expander I2C interface MCP23009T-E/SS Microchip Technology 1: € 1,40 2 097In Stock	Mfr. Part No. MCP23009T-E/SS Mouser Part No 579-MCP23009T-E/SS	Microchip Technology	Interface - I/O Expanders 8-bit I/O Expander I2C interface	Datasheet	2 097In Stock	Cut Tape € 1,40 € 1,18 Reel € 1,05 MouseReel Available	Min.: 1 Mult.: 1 : 1 600		SMD/SMT	SSOP-20	I2C, Serial	8 I/O	With Interrupt	1.8 V	5.5 V	3.4 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders 16B I/O Expander I2C interface MCP23018-E/MJ Microchip Technology 1: € 1,75 2 883In Stock	Mfr. Part No. MCP23018-E/MJ Mouser Part No 579-MCP23018-E/MJ	Microchip Technology	Interface - I/O Expanders 16B I/O Expander I2C interface	Datasheet	2 883In Stock	€ 1,75 € 1,45 € 1,32	Min.: 1 Mult.: 1		SMD/SMT	QFN-24	I2C, Serial	16 I/O	With Interrupt	1.8 V	5.5 V	3.4 MHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders 16-bit I/O Expander I2C interface MCP23018-E/SS Microchip Technology 1: € 1,93 3 090In Stock	Mfr. Part No. MCP23018-E/SS Mouser Part No 579-MCP23018-E/SS	Microchip Technology	Interface - I/O Expanders 16-bit I/O Expander I2C interface	Datasheet	3 090In Stock	€ 1,93 € 1,60 € 1,45 € 1,44 View € 1,43 € 1,42	Min.: 1 Mult.: 1		SMD/SMT	SSOP-24	I2C, Serial	16 I/O	With Interrupt	1.8 V	5.5 V	3.4 MHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders 16B I/O Expander I2C interface MCP23018T-E/MJ Microchip Technology 1: € 1,75 4 809In Stock	Mfr. Part No. MCP23018T-E/MJ Mouser Part No 579-MCP23018T-E/MJ	Microchip Technology	Interface - I/O Expanders 16B I/O Expander I2C interface	Datasheet	4 809In Stock	Cut Tape € 1,75 € 1,45 Reel € 1,32 MouseReel Available	Min.: 1 Mult.: 1 : 3 300		SMD/SMT	QFN-24	I2C, Serial	16 I/O	With Interrupt	1.8 V	5.5 V	3.4 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders 16-bit I/O Expander I2C interface MCP23018T-E/SS Microchip Technology 1: € 1,93 4 596In Stock	Mfr. Part No. MCP23018T-E/SS Mouser Part No 579-MCP23018T-E/SS	Microchip Technology	Interface - I/O Expanders 16-bit I/O Expander I2C interface	Datasheet	4 596In Stock	Cut Tape € 1,93 € 1,63 Reel € 1,45 MouseReel Available	Min.: 1 Mult.: 1 : 2 100		SMD/SMT	SSOP-24	I2C, Serial	16 I/O	With Interrupt	1.8 V	5.5 V	3.4 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders 8bit Input/Output Exp SPI interface MCP23S08-E/ML Microchip Technology 1: € 1,42 5 597In Stock	Mfr. Part No. MCP23S08-E/ML Mouser Part No 579-MCP23S08-E/ML	Microchip Technology	Interface - I/O Expanders 8bit Input/Output Exp SPI interface	Datasheet	5 597In Stock	€ 1,42 € 1,19	Min.: 1 Mult.: 1		SMD/SMT	QFN-20	Serial, SPI	8 I/O	With Interrupt	1.8 V	5.5 V	10 MHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders In/Out SPI int MCP23S08-E/P Microchip Technology 1: € 1,38 1 025In Stock	Mfr. Part No. MCP23S08-E/P Mouser Part No 579-MCP23S08-E/P	Microchip Technology	Interface - I/O Expanders In/Out SPI int	Datasheet	1 025In Stock	€ 1,38 € 1,16 € 1,14	Min.: 1 Mult.: 1		Through Hole	PDIP-18	Serial, SPI	8 I/O	With Interrupt	1.8 V	5.5 V	10 MHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders In/Out SPI int MCP23S08-E/SS Microchip Technology 1: € 1,33 2 862In Stock	Mfr. Part No. MCP23S08-E/SS Mouser Part No 579-MCP23S08-E/SS	Microchip Technology	Interface - I/O Expanders In/Out SPI int	Datasheet	2 862In Stock	€ 1,33 € 1,11 € 0,998	Min.: 1 Mult.: 1		SMD/SMT	SSOP-20	Serial, SPI	8 I/O	With Interrupt	1.8 V	5.5 V	10 MHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders 8bit Input/Output Exp SPI interface MCP23S08T-E/ML Microchip Technology 1: € 1,42 2 866In Stock	Mfr. Part No. MCP23S08T-E/ML Mouser Part No 579-MCP23S08T-E/ML	Microchip Technology	Interface - I/O Expanders 8bit Input/Output Exp SPI interface	Datasheet	2 866In Stock	Cut Tape € 1,42 € 1,40 Reel € 1,19 MouseReel Available	Min.: 1 Mult.: 1 : 3 300		SMD/SMT	QFN-20	Serial, SPI	8 I/O	With Interrupt	1.8 V	5.5 V	10 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders In/Out SPI int MCP23S08T-E/SS Microchip Technology 1: € 1,33 8 184In Stock	Mfr. Part No. MCP23S08T-E/SS Mouser Part No 579-MCP23S08T-E/SS	Microchip Technology	Interface - I/O Expanders In/Out SPI int	Datasheet	8 184In Stock	Cut Tape € 1,33 € 1,11 Reel € 0,998 MouseReel Available	Min.: 1 Mult.: 1 : 1 600		SMD/SMT	SSOP-20	Serial, SPI	8 I/O	With Interrupt	1.8 V	5.5 V	10 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders 8B I/O Expander SPI interface MCP23S09-E/MG Microchip Technology 1: € 1,46 6 970In Stock 5 040Expected 14/12/2026	Mfr. Part No. MCP23S09-E/MG Mouser Part No 579-MCP23S09-E/MG	Microchip Technology	Interface - I/O Expanders 8B I/O Expander SPI interface	Datasheet	6 970In Stock 5 040Expected 14/12/2026	€ 1,46 € 1,23 € 1,11	Min.: 1 Mult.: 1		SMD/SMT	QFN-16	Serial, SPI	8 I/O	With Interrupt	1.8 V	5.5 V	10 MHz	- 40 C	+ 125 C	Tube	4 kV
Interface - I/O Expanders 8B I/O Expander SPI interface MCP23S09T-E/MG Microchip Technology 1: € 1,46 2 627In Stock	Mfr. Part No. MCP23S09T-E/MG Mouser Part No 579-MCP23S09T-E/MG	Microchip Technology	Interface - I/O Expanders 8B I/O Expander SPI interface	Datasheet	2 627In Stock	Cut Tape € 1,46 € 1,23 Reel € 1,11 MouseReel Available	Min.: 1 Mult.: 1 : 3 300		SMD/SMT	QFN-16	Serial, SPI	8 I/O	With Interrupt	1.8 V	5.5 V	10 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders 16bit Input/Output Exp SPI interface MCP23S17-E/ML Microchip Technology 1: € 1,75 3 710In Stock 9 760Expected 03/12/2026	Mfr. Part No. MCP23S17-E/ML Mouser Part No 579-MCP23S17-E/ML	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp SPI interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	3 710In Stock 9 760Expected 03/12/2026	€ 1,75 € 1,45 € 1,32	Min.: 1 Mult.: 1	MCP23S17	SMD/SMT	QFN-28	Serial, SPI	16 I/O	With Interrupt	1.8 V	5.5 V	10 MHz	- 40 C	+ 125 C	Tube	4 kV
Interface - I/O Expanders 16bit Input/Output Exp SPI interface MCP23S17-E/SP Microchip Technology 1: € 1,53 10 181In Stock	Mfr. Part No. MCP23S17-E/SP Mouser Part No 579-MCP23S17-E/SP	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp SPI interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	10 181In Stock	€ 1,53 € 1,28 € 1,16	Min.: 1 Mult.: 1	MCP23S17	Through Hole	SPDIP-28	Serial, SPI	16 I/O	With Interrupt	1.8 V	5.5 V	10 MHz	- 40 C	+ 125 C	Tube	4 kV
Interface - I/O Expanders 16bit Input/Output Exp SPI interface MCP23S17T-E/SO Microchip Technology 1: € 1,45 11 126In Stock 17 600Expected 01/01/2027	Mfr. Part No. MCP23S17T-E/SO Mouser Part No 579-MCP23S17T-E/SO	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp SPI interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	11 126In Stock 17 600Expected 01/01/2027	Cut Tape € 1,45 € 1,20 Reel € 1,10 MouseReel Available	Min.: 1 Mult.: 1 : 1 600	MCP23S17	SMD/SMT	SOIC-28	Serial, SPI	16 I/O	With Interrupt	1.8 V	5.5 V	10 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders 16B I/O Expander SPI interface MCP23S18-E/MJ Microchip Technology 1: € 1,85 3 439In Stock	Mfr. Part No. MCP23S18-E/MJ Mouser Part No 579-MCP23S18-E/MJ	Microchip Technology	Interface - I/O Expanders 16B I/O Expander SPI interface	Datasheet	3 439In Stock	€ 1,85 € 1,55 € 1,40	Min.: 1 Mult.: 1		SMD/SMT	QFN-24	Serial, SPI	16 I/O	With Interrupt	1.8 V	5.5 V	10 MHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders 16B I/O Expander SPI interface MCP23S18T-E/MJ Microchip Technology 1: € 1,85 2 393In Stock 9 900Expected 01/01/2027	Mfr. Part No. MCP23S18T-E/MJ Mouser Part No 579-MCP23S18T-E/MJ	Microchip Technology	Interface - I/O Expanders 16B I/O Expander SPI interface	Datasheet	2 393In Stock 9 900Expected 01/01/2027	Cut Tape € 1,85 € 1,55 Reel € 1,40 MouseReel Available	Min.: 1 Mult.: 1 : 3 300	MCP23S18	SMD/SMT	QFN-24	Serial, SPI	16 I/O	With Interrupt	1.8 V	5.5 V	10 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders 16B I/O Expander SPI interface MCP23S18T-E/SO Microchip Technology 1: € 1,85 946In Stock	Mfr. Part No. MCP23S18T-E/SO Mouser Part No 579-MCP23S18T-E/SO	Microchip Technology	Interface - I/O Expanders 16B I/O Expander SPI interface	Datasheet	946In Stock	Cut Tape € 1,85 € 1,55 Reel € 1,40 MouseReel Available	Min.: 1 Mult.: 1 : 1 600		SMD/SMT	SOIC-28	Serial, SPI	16 I/O	With Interrupt	1.8 V	5.5 V	10 MHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	Without ESD Protection

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