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QFN-16 Interface - I/O Expanders

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Package/Case = QFN-16

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	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 8B I/O Expander I2C interface MCP23009-E/MG Microchip Technology 1: $1.63 13,433In Stock	Mfr. Part No. MCP23009-E/MG Mouser Part No 579-MCP23009-E/MG	Microchip Technology	Interface - I/O Expanders 8B I/O Expander I2C interface	Datasheet	13,433In Stock	$1.63 $1.36 $1.26	Min.: 1 Mult.: 1				SMD/SMT	QFN-16	I2C, Serial	8 I/O	With Interrupt	1.8 V	5.5 V	3.4 MHz	- 40 C	+ 125 C	Tube	4 kV
	Interface - I/O Expanders 8B I/O Expander SPI interface MCP23009T-E/MG Microchip Technology 1: $1.63 5,344In Stock	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	5,344In Stock	Cut Tape $1.63 $1.36 Reel $1.26 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 8B I/O Expander SPI interface MCP23S09-E/MG Microchip Technology 1: $1.70 9,228In Stock 5,040Expected 2026/12/14	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	9,228In Stock 5,040Expected 2026/12/14	$1.70 $1.43 $1.29	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: $1.70 2,697In 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	2,697In Stock	Cut Tape $1.70 $1.43 Reel $1.29 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 Multi-function I/O Drvr IS31IO7328-QFLS4-TR Lumissil 2,500: $0.502 Non-Stocked Lead-Time 20 Weeks NRND	Mfr. Part No. IS31IO7328-QFLS4-TR Mouser Part No 870-31IO7328QFLS4TR NRND	Lumissil	Interface - I/O Expanders Multi-function I/O Drvr	Datasheet	Non-Stocked Lead-Time 20 Weeks	Reel $0.502	Min.: 2,500 Mult.: 2,500 : 2,500			IS31IO7328	SMD/SMT	QFN-16				2.4 V	5.5 V		- 40 C	+ 125 C	Reel