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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 16-bit 1.65- to 5.5- V I2C/SMBus I/O exp A 595-TCA9555DBR TCA9555DBT Texas Instruments 1: ¥506.6 467In Stock	Mfr. Part # TCA9555DBT Mouser Part # 595-TCA9555DBT	Texas Instruments	Interface - I/O Expanders 16-bit 1.65- to 5.5- V I2C/SMBus I/O exp A 595-TCA9555DBR Learn More about Texas Instruments ti tca9555 io expander	Datasheet	467In Stock	Cut Tape ¥506.6 ¥380.4 ¥348.8 ¥313.9 Reel ¥272.4 View ¥270.7 ¥260.8 ¥259.1 MouseReel Available	Min.: 1 Mult.: 1 : 250	TCA9555	SMD/SMT	SSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	1.65 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders 16B I2C & SMBus Lo-P wr I/O Expander TCA1116RTWR Texas Instruments 1: ¥818.9 3,169In Stock	Mfr. Part # TCA1116RTWR Mouser Part # 595-TCA1116RTWR	Texas Instruments	Interface - I/O Expanders 16B I2C & SMBus Lo-P wr I/O Expander	Datasheet	3,169In Stock	Cut Tape ¥818.9 ¥617.9 ¥566.4 ¥511.6 View Reel ¥430.2 ¥485 ¥481.7 ¥453.5 ¥430.2 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCA1116	SMD/SMT	WQFN-24	I2C, Serial, SMBus	16 I/O	With Interrupt	1.65 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 8-Bit I2C and SMBus I/O Expander A 595-T A 595-TCA9554ADWT TCA9554ADWR Texas Instruments 1: ¥250.8 1,638In Stock	Mfr. Part # TCA9554ADWR Mouser Part # 595-TCA9554ADWR	Texas Instruments	Interface - I/O Expanders 8-Bit I2C and SMBus I/O Expander A 595-T A 595-TCA9554ADWT Learn More about Texas Instruments ti tca9554 tca9554a expander	Datasheet	1,638In Stock	Cut Tape ¥250.8 ¥182.7 ¥165.4 ¥146.8 Reel ¥122.7 View ¥137.9 ¥132.5 ¥131.1 ¥120.1 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA9554A	SMD/SMT	SOIC-16	I2C, Serial, SMBus	8 I/O	With Interrupt	1.65 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Lo Vltg 24B I2C & SM Bus I/O Expander TCA6424RGJR Texas Instruments 1: ¥1,044.8 2,280In Stock	Mfr. Part # TCA6424RGJR Mouser Part # 595-TCA6424RGJR	Texas Instruments	Interface - I/O Expanders Lo Vltg 24B I2C & SM Bus I/O Expander	Datasheet	2,280In Stock	Cut Tape ¥1,044.8 ¥800.6 ¥740.8 ¥672.7 View Reel ¥601.3 ¥641.1 ¥622.9 ¥614.6 ¥601.3 Quote MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCA6424	SMD/SMT	UQFN-32	I2C, Serial, SMBus	24 I/O	With Interrupt	1.65 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 16-bit SPI bus I/O expander with interrupt, reset and I/O configurable registers TXE8116RGER Texas Instruments 1: ¥229.2 3,429In Stock New Product	Mfr. Part # TXE8116RGER Mouser Part # 595-TXE8116RGER New Product	Texas Instruments	Interface - I/O Expanders 16-bit SPI bus I/O expander with interrupt, reset and I/O configurable registers Learn More about Texas Instruments ti txe8116 16 bit spi bus i o expander	Datasheet	3,429In Stock	Cut Tape ¥229.2 ¥166.1 ¥150.5 ¥132.9 View Reel ¥108.3 ¥124.6 ¥119.6 ¥114.3 ¥111 ¥108.3 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	TXE8116	SMD/SMT	VQFN-24	SPI		With Interrupt	1.65 V	5.5 V	5 MHz, 10 MHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders Expandable 5-Ch I2C Hub PCA9518DWT Texas Instruments 1: ¥840.5 245In Stock	Mfr. Part # PCA9518DWT Mouser Part # 595-PCA9518DWT	Texas Instruments	Interface - I/O Expanders Expandable 5-Ch I2C Hub	Datasheet	245In Stock	Cut Tape ¥840.5 ¥641.1 ¥591.3 ¥534.8 Reel ¥521.6 View ¥514.9 ¥496.6 ¥495 Quote MouseReel Available	Min.: 1 Mult.: 1 : 250	PCA9518	SMD/SMT	SOIC-20		5 I/O		3 V	3.6 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9557DBR PCA9557DB Texas Instruments 1: ¥662.7 400In Stock	Mfr. Part # PCA9557DB Mouser Part # 595-PCA9557DB	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9557DBR	Datasheet	400In Stock	¥662.7 ¥493.3 ¥451.8 ¥398.6 View ¥382 ¥373.7 ¥355.5 ¥353.8 ¥352.1	Min.: 1 Mult.: 1	PCA9557	SMD/SMT	SSOP-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.5 V	6 V	400 kHz	- 40 C	+ 85 C		Tube	2 kV
Interface - I/O Expanders Automotive 16-bit 1. 65 to 3.6V I2C/SMBu TCA9539BQPWRQ1 Texas Instruments 1: ¥405.3 1,958In 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	1,958In Stock	¥405.3 ¥300.6 ¥275.7 ¥245.8 View ¥232.5 ¥225.9 ¥222.6 ¥207.6 ¥202.6	Min.: 1 Mult.: 1		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 ¥177.7 ¥197.7 ¥191 ¥186 ¥177.7	Min.: 1 Mult.: 1 : 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 3,599In 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	3,599In Stock	Cut Tape ¥450.1 ¥335.5 ¥307.3 ¥275.7 Reel ¥232.5 View ¥260.8 ¥254.1 ¥247.5 ¥229.2 MouseReel Available	Min.: 1 Mult.: 1 : 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 1,912In 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	1,912In Stock	Cut Tape ¥342.2 ¥252.5 ¥230.9 ¥206 Reel ¥172.7 View ¥194.3 ¥187.7 ¥182.7 ¥169.4 MouseReel Available	Min.: 1 Mult.: 1 : 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 6,492In Stock 5,000Expected 11/23/2026 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	6,492In Stock 5,000Expected 11/23/2026	Cut Tape ¥239.2 ¥172.7 ¥157.3 ¥139 View Reel ¥113.3 ¥130.2 ¥125.1 ¥119.4 ¥116.1 ¥113.3 MouseReel Available	Min.: 1 Mult.: 1 : 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 In/Out I2C int MCP23008T-E/SO Microchip Technology 1: ¥227.6 25,982In Stock	Mfr. Part # MCP23008T-E/SO Mouser Part # 579-MCP23008T-E/SO	Microchip Technology	Interface - I/O Expanders In/Out I2C int	Datasheet	25,982In 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 In/Out SPI int MCP23S08-E/SO Microchip Technology 1: ¥255.8 22,306In Stock	Mfr. Part # MCP23S08-E/SO Mouser Part # 579-MCP23S08-E/SO	Microchip Technology	Interface - I/O Expanders In/Out SPI int	Datasheet	22,306In 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 16bit Input/Output Exp SPI interface MCP23S17-E/SO Microchip Technology 1: ¥280.7 31,939In 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	31,939In 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 12,374In 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	12,374In 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 33,898In 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	33,898In 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 25,960In Stock	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	25,960In Stock	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 8-bit translating I& sup2;C-bus/SMBus I/ TCAL6408PWR Texas Instruments 1: ¥254.1 2,808In Stock	Mfr. Part # TCAL6408PWR Mouser Part # 595-TCAL6408PWR	Texas Instruments	Interface - I/O Expanders 8-bit translating I& sup2;C-bus/SMBus I/ Learn More about Texas Instruments ti tcal6408 i2c bus smbus io expander	Datasheet	2,808In Stock	Cut Tape ¥254.1 ¥186 ¥169.4 ¥149.3 Reel ¥124.7 View ¥140.4 ¥134.9 ¥133.5 ¥122.1 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCAL6408	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	With ESD Protection
Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp TCAL6416PWR Texas Instruments 1: ¥350.5 2,924In Stock	Mfr. Part # TCAL6416PWR Mouser Part # 595-TCAL6416PWR	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	2,924In Stock	Cut Tape ¥350.5 ¥259.1 ¥237.5 ¥210.9 Reel ¥177.7 View ¥199.3 ¥192.7 ¥189.4 ¥171.1 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCAL6416	SMD/SMT	TSSOP-24	I2C, Serial, SMBus		With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER TCAL9538PWR Texas Instruments 1: ¥330.5 2,941In Stock	Mfr. Part # TCAL9538PWR Mouser Part # 595-TCAL9538PWR	Texas Instruments	Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER Learn More about Texas Instruments ti tcal9538 expanders	Datasheet	2,941In Stock	¥330.5 ¥242.5 ¥220.9 ¥197.7 View ¥186 ¥179.4 ¥177.7 ¥160.5 ¥157.1	Min.: 1 Mult.: 1	TCAL9538	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	9 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C
Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER TCAL9538RSVR Texas Instruments 1: ¥318.9 4,235In Stock 9,000Expected 5/3/2027	Mfr. Part # TCAL9538RSVR Mouser Part # 595-TCAL9538RSVR	Texas Instruments	Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER Learn More about Texas Instruments ti tcal9538 expanders	Datasheet	4,235In Stock 9,000Expected 5/3/2027	Cut Tape ¥318.9 ¥235.9 ¥214.3 ¥191 Reel ¥160.5 View ¥179.4 ¥172.7 ¥157.1 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCAL9538	SMD/SMT	UQFN-16	I2C, Serial, SMBus	9 I/O	With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders 16-bit low-voltage I C-bus and SMBus I/O TCAL9539RTWR Texas Instruments 1: ¥405.3 8,262In Stock	Mfr. Part # TCAL9539RTWR Mouser Part # 595-TCAL9539RTWR	Texas Instruments	Interface - I/O Expanders 16-bit low-voltage I C-bus and SMBus I/O Learn More about Texas Instruments ti tcal9539r i2c bus smbus io expander	Datasheet	8,262In Stock	Cut Tape ¥405.3 ¥300.6 ¥275.7 ¥245.8 View Reel ¥206 ¥232.5 ¥225.9 ¥206 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		Reel, Cut Tape, MouseReel
Interface - I/O Expanders Automotive 16-bit lo w voltage I C/SMBus TCAL9539RTWRQ1 Texas Instruments 1: ¥604.6 6,502In 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	6,502In 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 16bit Input/Output Exp I2C interface MCP23017-E/ML Microchip Technology 1: ¥315.6 42,945In Stock	Mfr. Part # MCP23017-E/ML Mouser Part # 579-MCP23017-E/ML	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp I2C interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	42,945In Stock	¥315.6 ¥264.1 ¥239.2	Min.: 1 Mult.: 1	MCP23017	SMD/SMT	QFN-28	I2C, Serial	16 I/O	With Interrupt	1.8 V	5.5 V	1.7 MHz	- 40 C	+ 125 C		Tube	4 kV