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Interface - I/O Expanders

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (JPY) 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: ¥604.6 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 ¥604.6 ¥450.1 ¥411.9 ¥368.7 View Reel ¥307.3 ¥348.8 ¥340.5 ¥323.9 ¥313.9 ¥307.3 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: ¥405.3 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	¥405.3 ¥300.6 ¥275.7 ¥245.8 View ¥232.5 ¥225.9 ¥222.6	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: ¥347.1 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 ¥347.1 ¥257.5 ¥234.2 ¥209.3 View Reel ¥186 ¥197.7 ¥191 ¥186 ¥186	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: ¥450.1 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 ¥450.1 ¥335.5 ¥307.3 ¥275.7 View Reel ¥247.5 ¥260.8 ¥254.1 ¥247.5 ¥247.5 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: ¥342.2 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 ¥342.2 ¥252.5 ¥230.9 ¥206 View Reel ¥182.7 ¥194.3 ¥187.7 ¥182.7 ¥182.7 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: ¥239.2 6,711In 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	6,711In Stock 5,000Expected 4/19/2027	Cut Tape ¥239.2 ¥172.7 ¥157.3 ¥139 View Reel ¥119.4 ¥130.2 ¥125.1 ¥119.4 ¥119.4 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: ¥313.9 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 ¥313.9 ¥232.5 ¥210.9 ¥187.7 View Reel ¥155.8 ¥177.7 ¥171.1 ¥159.3 ¥155.8 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: ¥375.4 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 ¥375.4 ¥277.4 ¥254.1 ¥225.9 View Reel ¥187.7 ¥214.3 ¥207.6 ¥187.7 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: ¥277.4 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 ¥277.4 ¥204.3 ¥186 ¥164.1 Reel ¥140.4 View ¥154.3 ¥148.5 ¥147.5 ¥137.4	Min.: 1 Mult.: 1 : 3,000		SMD/SMT	HWQFN-24										Reel, Cut Tape
Interface - I/O Expanders NCA9535BY/SOT8041/HWQFN24 NCA9535BYHP Nexperia 1: ¥242.5 3,000In Stock	Mfr. Part # NCA9535BYHP Mouser Part # 771-NCA9535BYHP	Nexperia	Interface - I/O Expanders NCA9535BY/SOT8041/HWQFN24	Datasheet	3,000In Stock	Cut Tape ¥242.5 ¥177.7 ¥160.8 ¥142.5 Reel ¥118.9 View ¥133.9 ¥128.7 ¥127.1 ¥116.3	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: ¥325.6 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 ¥325.6 ¥240.8 ¥219.3 ¥196 Reel ¥164.3 View ¥184.4 ¥177.7 ¥160.8 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: ¥308.9 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 ¥308.9 ¥227.6 ¥206 ¥184.4 Reel ¥153 View ¥172.7 ¥165.9 ¥165.3 ¥146.7 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: ¥264.1 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 ¥264.1 ¥194.3 ¥176.1 ¥156 Reel ¥130.6 View ¥146.7 ¥141 ¥139.9 ¥127.4 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: ¥227.6 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 ¥227.6 ¥189.4 Reel ¥174.4 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: ¥270.7 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	¥270.7 ¥225.9 ¥207.6	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: ¥255.8 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	¥255.8 ¥212.6 ¥210.9	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: ¥255.8 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 ¥255.8 ¥252.5 Reel ¥210.9 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: ¥280.7 32,515In 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	32,515In Stock	¥280.7 ¥232.5 ¥212.6	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: ¥295.7 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	¥295.7 ¥247.5 ¥224.2	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: ¥338.8 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 ¥338.8 ¥280.7 Reel ¥255.8 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: ¥295.7 13,942In 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	13,942In Stock 23,100Expected 11/2/2026	Cut Tape ¥295.7 ¥247.5 Reel ¥224.2 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: ¥501.6 10,305In Stock	Mfr. Part # PCF8574N Mouser Part # 595-PCF8574N	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr	Datasheet	10,305In Stock	¥501.6 ¥373.7 ¥340.5 ¥304 View ¥287.4 ¥280.7 ¥267.4 ¥259.1 ¥254.1	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: ¥1,669.3 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 ¥1,669.3 ¥1,342.1 ¥1,255.7 ¥1,156.1 View Reel ¥1,038.1 ¥1,127.8 ¥1,121.2 ¥1,101.2 ¥1,038.1 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: ¥2,139.4 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 ¥2,139.4 ¥1,675.9 ¥1,559.7 ¥1,433.4 View ¥1,418.5 ¥1,413.5 ¥1,413.5 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: ¥754.1 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 ¥754.1 ¥573 ¥528.2 ¥476.7 View Reel ¥413.6 ¥453.5 ¥425.2 ¥413.6 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