.hide-partial { max-height: none; } .show-more { display: none; }

Interface - I/O Expanders

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 599

Applied Filters:

Manufacturer

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

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

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 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
Interface - I/O Expanders Ultra low-power 16 Mbit Serial SPI Page EEPROM M95P16-IXCST/EF STMicroelectronics 1: ¥259.1 2,232In Stock	Mfr. Part # M95P16-IXCST/EF Mouser Part # 511-M95P16-IXCST/EF	STMicroelectronics	Interface - I/O Expanders Ultra low-power 16 Mbit Serial SPI Page EEPROM Learn More about STMicroelectronics stm m95p16 eeprom	Datasheet	2,232In Stock	Cut Tape ¥259.1 ¥230.9 ¥214.3 ¥199.3 View Reel ¥167.8 ¥191 ¥184.4 ¥182.7 ¥174.4 ¥167.8 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	M95P16	SMD/SMT	WLCSP-8										Reel, Cut Tape, MouseReel
Interface - I/O Expanders 8-bit translating I& sup2;C-bus/SMBus I/ TCAL6408PWR Texas Instruments 1: ¥254.1 3,216In 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	3,216In 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 3,673In 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	3,673In 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 2,940In 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	2,940In 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 4,847In Stock 9,000Expected 3/29/2027	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	4,847In Stock 9,000Expected 3/29/2027	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 TCAL9539PWR Texas Instruments 1: ¥408.6 3,152In Stock 6,000Expected 3/18/2027	Mfr. Part # TCAL9539PWR Mouser Part # 595-TCAL9539PWR	Texas Instruments	Interface - I/O Expanders 16-bit low-voltage I C-bus and SMBus I/O Learn More about Texas Instruments ti tcal9539 i2c bus smbus io expander	Datasheet	3,152In Stock 6,000Expected 3/18/2027	Cut Tape ¥408.6 ¥302.3 ¥275.7 ¥245.8 Reel ¥210.9 View ¥232.5 ¥224.2 ¥215.9 ¥204.3 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	TCAL9539	SMD/SMT	TSSOP-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 Interface IO Expander TSSOP-24 T&R 3K PI4IOE5V6416ALEX Diodes Incorporated 1: ¥325.6 1,584In Stock	Mfr. Part # PI4IOE5V6416ALEX Mouser Part # 621-PI4IOE5V6416ALEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander TSSOP-24 T&R 3K Learn More about Diodes Incorporated diodes pi4ioe5v6416 io expander		1,584In Stock	Cut Tape ¥325.6 ¥239.2 ¥210.9 ¥192.7 View Reel ¥161.4 ¥187.7 ¥184.4 ¥182.7 ¥161.4 MouseReel Available	Min.: 1 Mult.: 1 : 3,000		SMD/SMT	TSSOP-24	I2C, Serial	16 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Interface IO Expander V-QFN4040-24 T&R 3.5K PI4IOE5V6416AZDEX Diodes Incorporated 1: ¥229.2 5,464In Stock	Mfr. Part # PI4IOE5V6416AZDEX Mouser Part # 621-PI4IOE5V6416AZDE	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander V-QFN4040-24 T&R 3.5K Learn More about Diodes Incorporated diodes pi4ioe5v6416 io expander		5,464In Stock	Cut Tape ¥229.2 ¥166.1 ¥150.3 ¥132.9 Reel ¥124.4 View ¥124.4 ¥108.1 MouseReel Available	Min.: 1 Mult.: 1 : 3,500		SMD/SMT	TQFN-24	I2C, Serial	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 Interface IO Expander W-QFN5050-32 T&R 2.5K PI4IOE5V6524ZHEX Diodes Incorporated 1: ¥358.8 4,041In Stock 5,000On Order	Mfr. Part # PI4IOE5V6524ZHEX Mouser Part # 621-PI4IOE5V6524ZHEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander W-QFN5050-32 T&R 2.5K Learn More about Diodes Incorporated diodes pi4ioe5v6416 io expander		4,041In Stock 5,000On Order	Cut Tape ¥358.8 ¥265.8 ¥239.2 ¥215.9 ¥202.6 Reel ¥202.6 MouseReel Available	Min.: 1 Mult.: 1 Max.: 320 : 2,500		SMD/SMT	WQFN5050-32	I2C, Serial	24 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders NCA9535PW/SOT355/TSSOP24 NCA9535PWJ Nexperia 1: ¥235.9 2,614In Stock	Mfr. Part # NCA9535PWJ Mouser Part # 771-NCA9535PWJ	Nexperia	Interface - I/O Expanders NCA9535PW/SOT355/TSSOP24 Learn More about Nexperia nca9535 nca9539 nca9555 gipo expanders	Datasheet	2,614In Stock	Cut Tape ¥235.9 ¥171.1 ¥153.6 ¥135.9 Reel ¥111.6 View ¥127.2 ¥122.1 ¥116.8 ¥108.6 MouseReel Available	Min.: 1 Mult.: 1 : 2,500		SMD/SMT	TSSOP-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 NCA9555PW/SOT355/TSSOP24 NCA9555PWJ Nexperia 1: ¥269.1 2,730In Stock	Mfr. Part # NCA9555PWJ Mouser Part # 771-NCA9555PWJ	Nexperia	Interface - I/O Expanders NCA9555PW/SOT355/TSSOP24 Learn More about Nexperia nca9555pw expanders	Datasheet	2,730In Stock	Cut Tape ¥269.1 ¥201 ¥182.7 ¥161.9 Reel ¥133.2 View ¥152.3 ¥146.3 ¥142.3 ¥130.2 MouseReel Available	Min.: 1 Mult.: 1 : 2,500		SMD/SMT	TSSOP-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 14-bit SPI Level Translating I/O Expander with Agile I/O in HVQFN24 package PCAL9714HNMP NXP Semiconductors 1: ¥247.5 9,577In Stock	Mfr. Part # PCAL9714HNMP Mouser Part # 771-PCAL9714HNMP	NXP Semiconductors	Interface - I/O Expanders 14-bit SPI Level Translating I/O Expander with Agile I/O in HVQFN24 package Learn More about NXP Semiconductors nxp pcal9714 expanders	Datasheet	9,577In Stock	Cut Tape ¥247.5 ¥181 ¥163.8 ¥145.3 View Reel ¥118.9 ¥136.5 ¥131.2 ¥129.7 ¥125.2 ¥118.9	Min.: 1 Mult.: 1 : 6,000	PCAL9714	SMD/SMT	HVQFN-24	I2C, Serial		With Interrupt	1.1 V	5.5 V	5 MHz	- 40 C	+ 85 C		Reel, Cut Tape	2 kV
Interface - I/O Expanders 14-bit SPI Level Translating I/O Expander with Agile I/O and AEC-Q100 Compliant in HVQFN24 package PCAL9714HN/Q900MP NXP Semiconductors 1: ¥290.7 6,998In Stock	Mfr. Part # PCAL9714HN/Q900MP Mouser Part # 771-PCAL9714HNQ900MP	NXP Semiconductors	Interface - I/O Expanders 14-bit SPI Level Translating I/O Expander with Agile I/O and AEC-Q100 Compliant in HVQFN24 package Learn More about NXP Semiconductors nxp pcal9714 expanders	Datasheet	6,998In Stock	Cut Tape ¥290.7 ¥214.3 ¥194.3 ¥174.4 View Reel ¥142.8 ¥162.8 ¥156.6 ¥152.1 ¥147.7 ¥142.8	Min.: 1 Mult.: 1 : 6,000	PCAL9714	SMD/SMT	HVQFN-24	I2C, Serial		With Interrupt	1.1 V	5.5 V	5 MHz	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape	2 kV
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017-E/ML Microchip Technology 1: ¥299 43,570In 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	43,570In Stock	¥299 ¥287.4 ¥257.5 ¥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
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017-E/SO Microchip Technology 1: ¥269.1 34,691In Stock	Mfr. Part # MCP23017-E/SO Mouser Part # 579-MCP23017-E/SO	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp I2C interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	34,691In Stock	¥269.1 ¥224.2 ¥206	Min.: 1 Mult.: 1	MCP23017	SMD/SMT	SOIC-28	I2C, Serial	16 I/O	With Interrupt	1.8 V	5.5 V	1.7 MHz	- 40 C	+ 125 C		Tube	4 kV
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017-E/SP Microchip Technology 1: ¥280.7 11,524In Stock	Mfr. Part # MCP23017-E/SP Mouser Part # 579-MCP23017-E/SP	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp I2C interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	11,524In Stock	¥280.7 ¥232.5 ¥212.6	Min.: 1 Mult.: 1	MCP23017	Through Hole	SPDIP-28	I2C, Serial	16 I/O	With Interrupt	1.8 V	5.5 V	1.7 MHz	- 40 C	+ 125 C		Tube	4 kV
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017-E/SS Microchip Technology 1: ¥280.7 21,639In Stock	Mfr. Part # MCP23017-E/SS Mouser Part # 579-MCP23017-E/SS	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp I2C interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	21,639In Stock	¥280.7 ¥232.5 ¥212.6	Min.: 1 Mult.: 1	MCP23017	SMD/SMT	SSOP-28	I2C, Serial	16 I/O	With Interrupt	1.8 V	5.5 V	1.7 MHz	- 40 C	+ 125 C		Tube	4 kV
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017T-E/ML Microchip Technology 1: ¥315.6 17,571In Stock	Mfr. Part # MCP23017T-E/ML Mouser Part # 579-MCP23017T-E/ML	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp I2C interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	17,571In Stock	Cut Tape ¥315.6 ¥264.1 Reel ¥239.2 MouseReel Available	Min.: 1 Mult.: 1 : 1,600	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		Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017T-E/SO Microchip Technology 1: ¥269.1 24,271In Stock	Mfr. Part # MCP23017T-E/SO Mouser Part # 579-MCP23017T-E/SO	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp I2C interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	24,271In Stock	Cut Tape ¥269.1 ¥224.2 Reel ¥206 MouseReel Available	Min.: 1 Mult.: 1 : 1,600	MCP23017	SMD/SMT	SOIC-28	I2C, Serial	16 I/O	With Interrupt	1.8 V	5.5 V	1.7 MHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders 16bit Input/Output Exp I2C interface MCP23017T-E/SS Microchip Technology 1: ¥280.7 52,547In Stock	Mfr. Part # MCP23017T-E/SS Mouser Part # 579-MCP23017T-E/SS	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp I2C interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	52,547In Stock	Cut Tape ¥280.7 ¥232.5 Reel ¥212.6 MouseReel Available	Min.: 1 Mult.: 1 : 2,100	MCP23017	SMD/SMT	SSOP-28	I2C, Serial	16 I/O	With Interrupt	1.8 V	5.5 V	1.7 MHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	4 kV
Interface - I/O Expanders Lo-Vltg 24B I2C and SMBus I/O Expander TCA6424ARGJR Texas Instruments 1: ¥533.2 35,036In Stock	Mfr. Part # TCA6424ARGJR Mouser Part # 595-TCA6424ARGJR	Texas Instruments	Interface - I/O Expanders Lo-Vltg 24B I2C and SMBus I/O Expander	Datasheet	35,036In Stock	Cut Tape ¥533.2 ¥397 ¥363.8 ¥327.2 Reel ¥327.2 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,001 : 3,000	TCA6424A	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 Remote 8B I2C and Lo w-Pwr I/O Expander TCA9534PWR Texas Instruments 1: ¥287.4 19,566In Stock	Mfr. Part # TCA9534PWR Mouser Part # 595-TCA9534PWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C and Lo w-Pwr I/O Expander	Datasheet	19,566In Stock	Cut Tape ¥287.4 ¥210.9 ¥192.7 ¥171.1 Reel ¥143.7 View ¥160.1 ¥154.1 ¥153.3 ¥140.5 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	TCA9534	SMD/SMT	TSSOP-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 Rem 16B I2C & SMBus Low-Pwr I/O Expander TCA9539RTWR Texas Instruments 1: ¥445.1 20,118In Stock	Mfr. Part # TCA9539RTWR Mouser Part # 595-TCA9539RTWR	Texas Instruments	Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander	Datasheet	20,118In Stock	Cut Tape ¥445.1 ¥332.2 ¥304 ¥272.4 View Reel ¥245.8 ¥257.5 ¥250.8 ¥245.8 ¥245.8 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1,001 : 3,000	TCA9539	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