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Interface - I/O Expanders

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (IDR) 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 16bit Input/Output Exp SPI interface MCP23S17T-E/ML Microchip Technology 1: Rp37.426 42.401In Stock	Mfr. Part No. MCP23S17T-E/ML Mouser Part No 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	42.401In Stock	Cut Tape Rp37.426 Rp31.005 Reel Rp28.253 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/SO Microchip Technology 1: Rp31.005 21.316In Stock	Mfr. Part No. MCP23S17T-E/SO Mouser Part No 579-MCP23S17T-E/SO	Microchip Technology	Interface - I/O Expanders 16bit Input/Output Exp SPI interface Learn More about Microchip Technology microchip mcp23x17 io expanders	Datasheet	21.316In Stock	Cut Tape Rp31.005 Rp25.684 Reel Rp23.483 MouseReel Available	Min.: 1 Mult.: 1 : 1.600	MCP23S17	SMD/SMT	SOIC-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 16bit Input/Output Exp SPI interface MCP23S17T-E/SS Microchip Technology 1: Rp32.656 21.318In Stock 23.100Expected 17/11/2026	Mfr. Part No. MCP23S17T-E/SS Mouser Part No 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	21.318In Stock 23.100Expected 17/11/2026	Cut Tape Rp32.656 Rp27.336 Reel Rp24.767 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: Rp55.405 12.519In Stock	Mfr. Part No. PCF8574N Mouser Part No 595-PCF8574N	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr	Datasheet	12.519In Stock	Rp55.405 Rp41.279 Rp37.609 Rp33.573 View Rp31.739 Rp31.005 Rp29.537 Rp28.620 Rp28.069	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 Remote 16bit I2C and SMBux TCA9539RGER Texas Instruments 1: Rp43.480 11.911In Stock	Mfr. Part No. TCA9539RGER Mouser Part No 595-TCA9539RGER	Texas Instruments	Interface - I/O Expanders Remote 16bit I2C and SMBux	Datasheet	11.911In Stock	Cut Tape Rp43.480 Rp32.289 Rp29.537 Rp26.418 Reel Rp22.199 View Rp24.951 Rp24.217 Rp23.299 Rp21.832 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	TCA9539	SMD/SMT	VQFN-24	I2C, Serial, SMBus	16 I/O	With Interrupt	1.65 V	5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port MAX7301AAX+T Analog Devices / Maxim Integrated 1: Rp305.094 2.754In Stock	Mfr. Part No. MAX7301AAX+T Mouser Part No 700-MAX7301AAXT	Analog Devices / Maxim Integrated	Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port Learn More about Analog Devices / Maxim Integrated maxim programmable logic controllers	Datasheet	2.754In Stock	Cut Tape Rp305.094 Rp253.909 Rp221.436 Rp206.576 View Reel Rp192.633 Rp206.026 Rp203.824 Rp192.633 Quote MouseReel Available	Min.: 1 Mult.: 1 Max.: 2.203 : 1.000	MAX7301	SMD/SMT	SSOP-36	Serial, SPI	28 I/O	With Interrupt	2.5 V	5.5 V	26 MHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7311ATG+T Analog Devices / Maxim Integrated 1: Rp184.377 4.128In Stock	Mfr. Part No. MAX7311ATG+T Mouser Part No 700-MAX7311ATGT	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	4.128In Stock	Cut Tape Rp184.377 Rp148.236 Rp138.696 Rp127.688 View Reel Rp114.663 Rp124.569 Rp123.836 Rp121.634 Rp114.663 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3.302 : 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: Rp225.839 2.335In Stock	Mfr. Part No. MAX7311AUG+T Mouser Part No 700-MAX7311AUGT	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	2.335In Stock	Cut Tape Rp225.839 Rp177.039 Rp164.747 Rp151.355 View Rp149.887 Rp145.117 Rp143.466 Rp143.466 MouseReel Available	Min.: 1 Mult.: 1 Max.: 1.868	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 16-Port I/O Expander with LED Intensity MAX7313ATG+T Analog Devices / Maxim Integrated 1: Rp176.122 26.136In Stock	Mfr. Part No. MAX7313ATG+T Mouser Part No 700-MAX7313ATGT	Analog Devices / Maxim Integrated	Interface - I/O Expanders 16-Port I/O Expander with LED Intensity	Datasheet	26.136In Stock	Cut Tape Rp176.122 Rp136.861 Rp127.138 Rp116.497 Rp111.911 Reel Rp96.867 MouseReel Available	Min.: 1 Mult.: 1 Max.: 20.908 : 2.500	MAX7313	SMD/SMT	TQFN-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2 V	3.6 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: Rp28.620 2.232In Stock	Mfr. Part No. M95P16-IXCST/EF Mouser Part No 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 Rp28.620 Rp25.501 Rp23.666 Rp22.015 View Reel Rp18.529 Rp21.098 Rp20.364 Rp20.181 Rp19.263 Rp18.529 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: Rp28.069 3.158In Stock	Mfr. Part No. TCAL6408PWR Mouser Part No 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	3.158In Stock	Cut Tape Rp28.069 Rp20.548 Rp18.713 Rp16.493 Reel Rp13.778 View Rp15.502 Rp14.897 Rp14.750 Rp13.484 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 TCAL6416RDTOR Texas Instruments 1: Rp46.782 2.221In Stock	Mfr. Part No. TCAL6416RDTOR Mouser Part No 595-TCAL6416RDTOR	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	2.221In Stock	Rp46.782 Rp34.857 Rp31.739 Rp28.436 View Rp26.418 Rp25.501 Rp24.951 Rp23.299 Rp22.749	Min.: 1 Mult.: 1	TCAL6416R	SMD/SMT	X2QFN-24	I2C, Serial, SMBus		With Interrupt	1.08 V	3.6 V	1 MHz	- 40 C	+ 125 C			4 kV
Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER TCAL9538DTUR Texas Instruments 1: Rp41.462 1.213In Stock	Mfr. Part No. TCAL9538DTUR Mouser Part No 595-TCAL9538DTUR	Texas Instruments	Interface - I/O Expanders ULTRA LOW VOLTAGE AG ILE I/O EXPANDER Learn More about Texas Instruments ti tcal9538 expanders	Datasheet	1.213In Stock	Rp41.462 Rp30.821 Rp28.069 Rp25.134 View Rp23.666 Rp22.933 Rp22.566 Rp21.098 Rp20.731	Min.: 1 Mult.: 1	TCAL9538	SMD/SMT	X2QFN-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 TCAL9538PWR Texas Instruments 1: Rp36.509 3.086In Stock	Mfr. Part No. TCAL9538PWR Mouser Part No 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	3.086In Stock	Rp36.509 Rp26.785 Rp24.400 Rp21.832 View Rp20.548 Rp19.814 Rp19.630 Rp17.722 Rp17.355	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: Rp35.224 6.536In Stock	Mfr. Part No. TCAL9538RSVR Mouser Part No 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	6.536In Stock	Cut Tape Rp35.224 Rp26.051 Rp23.666 Rp21.098 Reel Rp17.722 View Rp19.814 Rp19.080 Rp17.355 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: Rp39.444 3.454In Stock	Mfr. Part No. TCAL9539PWR Mouser Part No 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	3.454In Stock	Cut Tape Rp39.444 Rp29.170 Rp26.602 Rp23.850 Reel Rp19.814 View Rp22.566 Rp22.199 Rp19.263 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: Rp35.958 1.579In Stock	Mfr. Part No. PI4IOE5V6416ALEX Mouser Part No 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		1.579In Stock	Cut Tape Rp35.958 Rp26.418 Rp23.299 Rp21.281 View Reel Rp17.832 Rp20.731 Rp20.364 Rp20.181 Rp17.832 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: Rp25.317 3.973In Stock 3.819Expected 10/09/2027	Mfr. Part No. PI4IOE5V6416AZDEX Mouser Part No 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		3.973In Stock 3.819Expected 10/09/2027	Cut Tape Rp25.317 Rp18.346 Rp16.603 Rp14.677 Reel Rp13.741 View Rp13.741 Rp11.943 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: Rp39.627 4.832In Stock	Mfr. Part No. PI4IOE5V6524ZHEX Mouser Part No 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		4.832In Stock	Cut Tape Rp39.627 Rp29.354 Rp26.418 Rp23.850 Rp22.382 Reel Rp22.382 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: Rp26.051 2.431In Stock	Mfr. Part No. NCA9535PWJ Mouser Part No 771-NCA9535PWJ	Nexperia	Interface - I/O Expanders NCA9535PW/SOT355/TSSOP24 Learn More about Nexperia nca9535 nca9539 nca9555 gipo expanders	Datasheet	2.431In Stock	Cut Tape Rp26.051 Rp18.896 Rp16.970 Rp15.007 Reel Rp12.329 View Rp14.053 Rp13.484 Rp12.897 Rp11.998 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 NCA9539PW/SOT355/TSSOP24 NCA9539PWJ Nexperia 1: Rp26.602 2.845In Stock	Mfr. Part No. NCA9539PWJ Mouser Part No 771-NCA9539PWJ	Nexperia	Interface - I/O Expanders NCA9539PW/SOT355/TSSOP24 Learn More about Nexperia nca9535 nca9539 nca9555 gipo expanders	Datasheet	2.845In Stock	Cut Tape Rp26.602 Rp19.447 Rp17.520 Rp15.521 Reel Rp12.439 View Rp14.567 Rp13.980 Rp13.594 Rp11.888 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 PCA9539PW/SOT355/TSSOP24 PCA9539PWJ Nexperia 1: Rp35.224 3.574In Stock	Mfr. Part No. PCA9539PWJ Mouser Part No 771-PCA9539PWJ	Nexperia	Interface - I/O Expanders PCA9539PW/SOT355/TSSOP24	Datasheet	3.574In Stock	Cut Tape Rp35.224 Rp25.868 Rp23.666 Rp21.098 Reel Rp18.163 View Rp19.814 Rp19.080 Rp17.392 MouseReel Available	Min.: 1 Mult.: 1 : 2.500		SMD/SMT	TSSOP-24	I2C, Serial	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	With ESD Protection
Interface - I/O Expanders 14-bit SPI Level Translating I/O Expander with Agile I/O in HVQFN24 package PCAL9714HNMP NXP Semiconductors 1: Rp27.336 9.628In Stock	Mfr. Part No. PCAL9714HNMP Mouser Part No 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	9.628In Stock	Cut Tape Rp27.336 Rp19.997 Rp18.089 Rp16.053 View Reel Rp13.136 Rp15.080 Rp14.493 Rp14.328 Rp13.833 Rp13.136	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: Rp32.106 7.200In Stock	Mfr. Part No. PCAL9714HN/Q900MP Mouser Part No 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	7.200In Stock	Cut Tape Rp32.106 Rp23.666 Rp21.465 Rp19.263 View Reel Rp15.778 Rp17.979 Rp17.300 Rp16.805 Rp16.310 Rp15.778	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 8-Bit I2C-Controlled GPIO Expander FXL6408UMX onsemi 1: Rp10.824 74.098In Stock 45.000Expected 02/02/2027	Mfr. Part No. FXL6408UMX Mouser Part No 512-FXL6408UMX	onsemi	Interface - I/O Expanders 8-Bit I2C-Controlled GPIO Expander	Datasheet	74.098In Stock 45.000Expected 02/02/2027	Cut Tape Rp10.824 Rp7.632 Rp6.733 Rp5.816 View Reel Rp4.825 Rp5.467 Rp5.119 Rp4.917 Rp4.843 Rp4.825 MouseReel Available	Min.: 1 Mult.: 1 Max.: 5.000 : 5.000	FXL6408	SMD/SMT	UQFN-16	I2C, Serial	8 I/O	With Interrupt	1.65 V	3.6 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	4 kV