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Interface - I/O Expanders

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (KRW) 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	Qualification	Packaging	ESD Protection
Interface - I/O Expanders Automotive 16-bit lo w voltage I C/SMBus TCAL9539RTWRQ1 Texas Instruments 1: ₩5,678.4 10,235In Stock	Mfr. Part # TCAL9539RTWRQ1 Mouser Part # 595-TCAL9539RTWRQ1	Texas Instruments	Interface - I/O Expanders Automotive 16-bit lo w voltage I C/SMBus Learn More about Texas Instruments ti tcal9539r i2c bus smbus io expander	Datasheet	10,235In Stock	Cut Tape ₩5,678.4 ₩4,227.6 ₩3,868.8 ₩3,463.2 View Reel ₩2,886 ₩3,276 ₩3,198 ₩3,042 ₩2,948.4 ₩2,886 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	TCAL9539	SMD/SMT	WQFN-24	I2C, Serial	16 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape, MouseReel
Interface - I/O Expanders Automotive 16-bit 1. 65 to 3.6V I2C/SMBu TCA9539BQPWRQ1 Texas Instruments 1: ₩3,806.4 2,053In Stock New Product	Mfr. Part # TCA9539BQPWRQ1 Mouser Part # 595-TCA9539BQPWRQ1 New Product	Texas Instruments	Interface - I/O Expanders Automotive 16-bit 1. 65 to 3.6V I2C/SMBu Learn More about Texas Instruments ti tca9539x q1 i2c smbus io expander	Datasheet	2,053In Stock	₩3,806.4 ₩2,823.6 ₩2,589.6 ₩2,308.8 View ₩2,184 ₩2,121.6 ₩2,090.4	Min.: 1 Mult.: 1 Max.: 1,001		SMD/SMT	TSSOP-24	I2C	17 I/O	With Interrupt	1.65 V	5.5 V	400 kHz	- 40 C	+ 125 C
Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp TCAL6416DGSR Texas Instruments 1: ₩3,260.4 6,601In Stock New Product	Mfr. Part # TCAL6416DGSR Mouser Part # 595-TCAL6416DGSR New Product	Texas Instruments	Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp Learn More about Texas Instruments ti tcal6416 expander	Datasheet	6,601In Stock	Cut Tape ₩3,260.4 ₩2,418 ₩2,199.6 ₩1,965.6 View Reel ₩1,747.2 ₩1,856.4 ₩1,794 ₩1,747.2 ₩1,747.2	Min.: 1 Mult.: 1 Max.: 1,001 : 5,000	TCAL6416	SMD/SMT	VSSOP-24	I2C, Serial	16 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C		Reel, Cut Tape	With ESD Protection
Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp TCAL6416RADTOR Texas Instruments 1: ₩4,227.6 3,619In Stock New Product	Mfr. Part # TCAL6416RADTOR Mouser Part # 595-TCAL6416RADTOR New Product	Texas Instruments	Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp Learn More about Texas Instruments ti tcal6416r i2c bus smbus io expander	Datasheet	3,619In Stock	Cut Tape ₩4,227.6 ₩3,151.2 ₩2,886 ₩2,589.6 View Reel ₩2,324.4 ₩2,449.2 ₩2,386.8 ₩2,324.4 ₩2,324.4 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,001 : 3,000	TCAL6416R	SMD/SMT	QFN-24	I2C	16 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders 16-bit I2C/SMBus I/O expander with inter TCAL9539RPWR Texas Instruments 1: ₩3,213.6 1,897In Stock New Product	Mfr. Part # TCAL9539RPWR Mouser Part # 595-TCAL9539RPWR New Product	Texas Instruments	Interface - I/O Expanders 16-bit I2C/SMBus I/O expander with inter Learn More about Texas Instruments ti tcal9539r i2c bus smbus io expander	Datasheet	1,897In Stock	Cut Tape ₩3,213.6 ₩2,371.2 ₩2,168.4 ₩1,934.4 View Reel ₩1,716 ₩1,825.2 ₩1,762.8 ₩1,716 ₩1,716 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,001 : 3,000	TCAL9539R	SMD/SMT	TSSOP-24	I2C	16 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 16-bit SPI bus I/O e xpander with interr TXE8116DGSR Texas Instruments 1: ₩2,246.4 7,865In Stock 5,000Expected 4/19/2027 New Product	Mfr. Part # TXE8116DGSR Mouser Part # 595-TXE8116DGSR New Product	Texas Instruments	Interface - I/O Expanders 16-bit SPI bus I/O e xpander with interr Learn More about Texas Instruments ti txe8116 16 bit spi bus i o expander	Datasheet	7,865In Stock 5,000Expected 4/19/2027	Cut Tape ₩2,246.4 ₩1,622.4 ₩1,477.3 ₩1,305.7 View Reel ₩1,121.6 ₩1,223 ₩1,174.7 ₩1,121.6 ₩1,121.6 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,001 : 5,000	TXE8116	SMD/SMT	VSSOP-24	SPI	16 I/O	Without Interrupt	1.65 V	5.5 V	10 MHz	- 40 C	+ 124 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 22-bit SPI Level Translating I/O Expander with Agile I/O in HVQFN32 package PCAL9722HNMP NXP Semiconductors 1: ₩2,948.4 50,752In Stock	Mfr. Part # PCAL9722HNMP Mouser Part # 771-PCAL9722HNMP	NXP Semiconductors	Interface - I/O Expanders 22-bit SPI Level Translating I/O Expander with Agile I/O in HVQFN32 package Learn More about NXP Semiconductors nxp pcal9722 expanders	Datasheet	50,752In Stock	Cut Tape ₩2,948.4 ₩2,184 ₩1,981.2 ₩1,762.8 View Reel ₩1,463.3 ₩1,669.2 ₩1,606.8 ₩1,496 ₩1,463.3 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	PCAL9722	SMD/SMT	HVQFN-32	I2C, Serial		With Interrupt	1.1 V	5.5 V	5 MHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 22-bit SPI Level Translating I/O Expander with Agile I/O and AEC-Q100 Compliant in HVQFN32 package PCAL9722HN/Q900MP NXP Semiconductors 1: ₩3,525.6 45,457In Stock	Mfr. Part # PCAL9722HN/Q900MP Mouser Part # 771-PCAL9722HNQ900MP	NXP Semiconductors	Interface - I/O Expanders 22-bit SPI Level Translating I/O Expander with Agile I/O and AEC-Q100 Compliant in HVQFN32 package Learn More about NXP Semiconductors nxp pcal9722 expanders	Datasheet	45,457In Stock	Cut Tape ₩3,525.6 ₩2,605.2 ₩2,386.8 ₩2,121.6 View Reel ₩1,762.8 ₩2,012.4 ₩1,950 ₩1,762.8 MouseReel Available	Min.: 1 Mult.: 1 : 6,000	PCAL9722	SMD/SMT	HVQFN-32	Serial, SPI		With Interrupt	1.1 V	5.5 V	5 MHz	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders NCA9535BY-Q100/SOT8041/HWQFN24 NCA9535BY-Q100HP Nexperia 1: ₩2,605.2 6,421In Stock	Mfr. Part # NCA9535BY-Q100HP Mouser Part # 771-NCA9535BY-Q100HP	Nexperia	Interface - I/O Expanders NCA9535BY-Q100/SOT8041/HWQFN24 Learn More about Nexperia nca9535 nca9539 nca9555 gipo expanders	Datasheet	6,421In Stock	Cut Tape ₩2,605.2 ₩1,918.8 ₩1,747.2 ₩1,541.3 Reel ₩1,318.2 View ₩1,449.2 ₩1,394.6 ₩1,385.3 ₩1,290.1	Min.: 1 Mult.: 1 : 3,000		SMD/SMT	HWQFN-24										Reel, Cut Tape
Interface - I/O Expanders NCA9535BY/SOT8041/HWQFN24 NCA9535BYHP Nexperia 1: ₩2,277.6 3,000In Stock	Mfr. Part # NCA9535BYHP Mouser Part # 771-NCA9535BYHP	Nexperia	Interface - I/O Expanders NCA9535BY/SOT8041/HWQFN24	Datasheet	3,000In Stock	Cut Tape ₩2,277.6 ₩1,669.2 ₩1,510.1 ₩1,338.5 Reel ₩1,117 View ₩1,257.4 ₩1,209 ₩1,193.4 ₩1,092	Min.: 1 Mult.: 1 : 3,000		SMD/SMT	HWQFN-24										Reel, Cut Tape
Interface - I/O Expanders NCA9539BY-Q100/SOT8041/HWQFN24 NCA9539BY-Q100HP Nexperia 1: ₩3,057.6 1,841In Stock	Mfr. Part # NCA9539BY-Q100HP Mouser Part # 771-NCA9539BY-Q100HP	Nexperia	Interface - I/O Expanders NCA9539BY-Q100/SOT8041/HWQFN24	Datasheet	1,841In Stock	Cut Tape ₩3,057.6 ₩2,262 ₩2,059.2 ₩1,840.8 Reel ₩1,542.8 View ₩1,731.6 ₩1,669.2 ₩1,510.1 MouseReel Available	Min.: 1 Mult.: 1 : 3,000		SMD/SMT	HWQFN-24										Reel, Cut Tape, MouseReel
Interface - I/O Expanders NCA9555BY-Q100/SOT8041/HWQFN24 NCA9555BY-Q100HP Nexperia 1: ₩2,901.6 3,091In Stock	Mfr. Part # NCA9555BY-Q100HP Mouser Part # 771-NCA9555BY-Q100HP	Nexperia	Interface - I/O Expanders NCA9555BY-Q100/SOT8041/HWQFN24 Learn More about Nexperia nca9535 nca9539 nca9555 gipo expanders	Datasheet	3,091In Stock	Cut Tape ₩2,901.6 ₩2,137.2 ₩1,934.4 ₩1,731.6 Reel ₩1,436.8 View ₩1,622.4 ₩1,558.4 ₩1,552.2 ₩1,377.5 MouseReel Available	Min.: 1 Mult.: 1 : 3,000		SMD/SMT	HWQFN-24	I2C, Serial, SMBus	16 I/O	With Interrupt	1.65 V	5.5 V	100 kHz, 400 kHz	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape, MouseReel
Interface - I/O Expanders NCA9555BY/SOT8041/HWQFN24 NCA9555BYHP Nexperia 1: ₩2,480.4 2,828In Stock	Mfr. Part # NCA9555BYHP Mouser Part # 771-NCA9555BYHP	Nexperia	Interface - I/O Expanders NCA9555BY/SOT8041/HWQFN24 Learn More about Nexperia nca9535 nca9539 nca9555 gipo expanders	Datasheet	2,828In Stock	Cut Tape ₩2,480.4 ₩1,825.2 ₩1,653.6 ₩1,464.8 Reel ₩1,226.2 View ₩1,377.5 ₩1,324.4 ₩1,313.5 ₩1,196.5 MouseReel Available	Min.: 1 Mult.: 1 : 3,000		SMD/SMT	HWQFN-24	I2C, Serial, SMBus	16 I/O	With Interrupt	1.65 V	5.5 V	100 kHz, 400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders In/Out I2C int MCP23008T-E/SO Microchip Technology 1: ₩2,137.2 27,272In Stock	Mfr. Part # MCP23008T-E/SO Mouser Part # 579-MCP23008T-E/SO	Microchip Technology	Interface - I/O Expanders In/Out I2C int	Datasheet	27,272In Stock	Cut Tape ₩2,137.2 ₩1,778.4 Reel ₩1,638 MouseReel Available	Min.: 1 Mult.: 1 : 1,100		SMD/SMT	SOIC-18	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 I2C interface MCP23009-E/MG Microchip Technology 1: ₩2,542.8 12,358In Stock	Mfr. Part # MCP23009-E/MG Mouser Part # 579-MCP23009-E/MG	Microchip Technology	Interface - I/O Expanders 8B I/O Expander I2C interface	Datasheet	12,358In Stock	₩2,542.8 ₩2,121.6 ₩1,950	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 In/Out SPI int MCP23S08-E/SO Microchip Technology 1: ₩2,402.4 22,942In Stock	Mfr. Part # MCP23S08-E/SO Mouser Part # 579-MCP23S08-E/SO	Microchip Technology	Interface - I/O Expanders In/Out SPI int	Datasheet	22,942In Stock	₩2,402.4 ₩1,996.8 ₩1,981.2	Min.: 1 Mult.: 1		SMD/SMT	SOIC-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 MCP23S08T-E/SO Microchip Technology 1: ₩2,402.4 10,475In Stock	Mfr. Part # MCP23S08T-E/SO Mouser Part # 579-MCP23S08T-E/SO	Microchip Technology	Interface - I/O Expanders In/Out SPI int	Datasheet	10,475In Stock	Cut Tape ₩2,402.4 ₩2,371.2 Reel ₩1,981.2 MouseReel Available	Min.: 1 Mult.: 1 : 1,100		SMD/SMT	SOIC-18	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 16bit Input/Output Exp SPI interface MCP23S17-E/SO Microchip Technology 1: ₩2,636.4 32,503In Stock	Mfr. Part # MCP23S17-E/SO Mouser Part # 579-MCP23S17-E/SO	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp SPI interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	32,503In Stock	₩2,636.4 ₩2,184 ₩1,996.8	Min.: 1 Mult.: 1	MCP23S17	SMD/SMT	SOIC-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/SS Microchip Technology 1: ₩2,776.8 13,820In Stock	Mfr. Part # MCP23S17-E/SS Mouser Part # 579-MCP23S17-E/SS	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp SPI interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	13,820In Stock	₩2,776.8 ₩2,324.4 ₩2,106	Min.: 1 Mult.: 1	MCP23S17	SMD/SMT	SSOP-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/ML Microchip Technology 1: ₩3,182.4 39,981In Stock	Mfr. Part # MCP23S17T-E/ML Mouser Part # 579-MCP23S17T-E/ML	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp SPI interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	39,981In Stock	Cut Tape ₩3,182.4 ₩2,636.4 Reel ₩2,402.4 MouseReel Available	Min.: 1 Mult.: 1 : 1,600	MCP23S17	SMD/SMT	QFN-28	Serial, SPI	16 I/O	With Interrupt	4.5 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 MCP23S17T-E/SS Microchip Technology 1: ₩2,776.8 13,782In Stock 23,100Expected 11/2/2026	Mfr. Part # MCP23S17T-E/SS Mouser Part # 579-MCP23S17T-E/SS	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp SPI interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	13,782In Stock 23,100Expected 11/2/2026	Cut Tape ₩2,776.8 ₩2,324.4 Reel ₩2,106 MouseReel Available	Min.: 1 Mult.: 1 : 2,100	MCP23S17	SMD/SMT	SSOP-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 8bit I/O Expndr PCF8574N Texas Instruments 1: ₩4,711.2 10,315In Stock	Mfr. Part # PCF8574N Mouser Part # 595-PCF8574N	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr	Datasheet	10,315In Stock	₩4,711.2 ₩3,510 ₩3,198 ₩2,854.8 View ₩2,698.8 ₩2,636.4 ₩2,511.6 ₩2,433.6 ₩2,386.8	Min.: 1 Mult.: 1	PCF8574	Through Hole	PDIP-16	I2C, Serial	8 I/O	With Interrupt	2.5 V	6 V	100 kHz	- 40 C	+ 85 C		Tube	1 kV
Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7311ATG+T Analog Devices / Maxim Integrated 1: ₩15,678 3,906In Stock	Mfr. Part # MAX7311ATG+T Mouser Part # 700-MAX7311ATGT	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	3,906In Stock	Cut Tape ₩15,678 ₩12,604.8 ₩11,793.6 ₩10,857.6 View Reel ₩9,750 ₩10,592.4 ₩10,530 ₩10,342.8 ₩9,750 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3,124 : 2,500	MAX7311	SMD/SMT	TQFN-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.5 V	5.5 V	400 kHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7311AUG+T Analog Devices / Maxim Integrated 1: ₩20,092.8 2,325In Stock	Mfr. Part # MAX7311AUG+T Mouser Part # 700-MAX7311AUGT	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	2,325In Stock	Cut Tape ₩20,092.8 ₩15,740.4 ₩14,648.4 ₩13,462.8 View ₩13,322.4 ₩13,275.6 ₩13,275.6 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,860	MAX7311	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.5 V	5.5 V	400 kHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os MAX7321ATE+T Analog Devices / Maxim Integrated 1: ₩7,082.4 6,474In Stock	Mfr. Part # MAX7321ATE+T Mouser Part # 700-MAX7321ATET	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os	Datasheet	6,474In Stock	Cut Tape ₩7,082.4 ₩5,382 ₩4,960.8 ₩4,477.2 View Reel ₩3,884.4 ₩4,258.8 ₩3,993.6 ₩3,884.4 MouseReel Available	Min.: 1 Mult.: 1 Max.: 5,179 : 2,500	MAX7321	SMD/SMT	TQFN-16	I2C, Serial	8 I/O	With Interrupt	1.71 V	5.5 V	400 kHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	Without ESD Protection