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Interface - I/O Expanders

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Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (CLP) 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	Packaging	ESD Protection
Interface - I/O Expanders 10-Port SPI-Interfaced I/O Expander with MAX7317AEE+ Analog Devices / Maxim Integrated 1: $9.615 139In Stock	Mfr. Part # MAX7317AEE+ Mouser Part # 700-MAX7317AEE	Analog Devices / Maxim Integrated	Interface - I/O Expanders 10-Port SPI-Interfaced I/O Expander with Learn More about Analog Devices / Maxim Integrated maxim programmable logic controllers	Datasheet	139In Stock	$9.615 $7.405 $6.858 $5.822 View $5.788 $5.776 $5.605 $5.332	Min.: 1 Mult.: 1	MAX7317	SMD/SMT	QSOP-16	Serial, SPI	10 I/O	Without Interrupt	2.25 V	3.6 V	26 MHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders 10-Port SPI-Interfaced I/O Expander with MAX7317ATE+ Analog Devices / Maxim Integrated 1: $7.633 200In Stock	Mfr. Part # MAX7317ATE+ Mouser Part # 700-MAX7317ATE	Analog Devices / Maxim Integrated	Interface - I/O Expanders 10-Port SPI-Interfaced I/O Expander with Learn More about Analog Devices / Maxim Integrated maxim programmable logic controllers	Datasheet	200In Stock	$7.633 $6.688 $6.186 $5.252 View $5.218 $4.853 $4.671	Min.: 1 Mult.: 1	MAX7317	SMD/SMT	TQFN-16	Serial, SPI	10 I/O	Without Interrupt	2.25 V	3.6 V	26 MHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa MAX7318AAG+ Analog Devices / Maxim Integrated 1: $10.014 19In Stock	Mfr. Part # MAX7318AAG+ Mouser Part # 700-MAX7318AAG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa Learn More about Analog Devices / Maxim Integrated maxim programmable logic controllers	Datasheet	19In Stock	$10.014 $7.770 $6.801 $6.517 View $6.243 $6.038 $5.844 Quote	Min.: 1 Mult.: 1	MAX7318	SMD/SMT	SSOP-24	I2C, Serial	16 I/O	With Interrupt	2 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa MAX7318ATG+ Analog Devices / Maxim Integrated 1: $10.470 189In Stock	Mfr. Part # MAX7318ATG+ Mouser Part # 700-MAX7318ATG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa Learn More about Analog Devices / Maxim Integrated maxim programmable logic controllers	Datasheet	189In Stock	$10.470 $8.112 $7.519 $6.870 View $6.551 $6.369 $6.198 Quote	Min.: 1 Mult.: 1	MAX7318	SMD/SMT	TQFN-24	I2C, Serial	16 I/O	With Interrupt	2 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa MAX7318AWG+ Analog Devices / Maxim Integrated 1: $10.470 27In Stock	Mfr. Part # MAX7318AWG+ Mouser Part # 700-MAX7318AWG+	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa Learn More about Analog Devices / Maxim Integrated maxim programmable logic controllers	Datasheet	27In Stock	$10.470 $8.112 $7.519 $6.870 View $6.312 $6.118 $5.970 Quote	Min.: 1 Mult.: 1	MAX7318	SMD/SMT	SOIC-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expander with Eight Inputs and MAX7319AEE+ Analog Devices / Maxim Integrated 1: $8.055 61In Stock	Mfr. Part # MAX7319AEE+ Mouser Part # 700-MAX7319AEE+	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with Eight Inputs and	Datasheet	61In Stock	$8.055 $6.175 $5.708 $4.842 View $4.796 $4.660 $4.568 $4.477 Quote	Min.: 1 Mult.: 1	MAX7319	SMD/SMT	QSOP-16	I2C, Serial	8 I/O	With Interrupt	5.5 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os MAX7321AEE+ Analog Devices / Maxim Integrated 1: $7.394 358In Stock	Mfr. Part # MAX7321AEE+ Mouser Part # 700-MAX7321AEE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os	Datasheet	358In Stock	$7.394 $5.674 $5.241 $4.443 View $4.295 $4.215 $4.136 Quote	Min.: 1 Mult.: 1	MAX7321	SMD/SMT	QSOP-16	I2C, Serial	8 I/O	With Interrupt	1.71 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os MAX7321ATE+ Analog Devices / Maxim Integrated 1: $5.275 202In Stock	Mfr. Part # MAX7321ATE+ Mouser Part # 700-MAX7321ATE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os	Datasheet	202In Stock	$5.275 $3.976 $3.657 $3.099 View $2.905 $2.848	Min.: 1 Mult.: 1	MAX7321	SMD/SMT	TQFN-16	I2C, Serial	8 I/O	With Interrupt	1.71 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expander with 4 Push-Pull Outpu MAX7322ATE+T Analog Devices / Maxim Integrated 1: $7.610 124In Stock	Mfr. Part # MAX7322ATE+T Mouser Part # 700-MAX7322ATET	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 4 Push-Pull Outpu	Datasheet	124In Stock	Cut Tape $7.610 $5.833 $5.400 $4.910 $4.796 $4.124 MouseReel Available	Min.: 1 Mult.: 1	MAX7322	SMD/SMT	TQFN-16	I2C, Serial	4 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 I C Port Expander with Eight Push-Pull O MAX7324AEG+ Analog Devices / Maxim Integrated 1: $7.918 3In Stock	Mfr. Part # MAX7324AEG+ Mouser Part # 700-MAX7324AEG	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with Eight Push-Pull O	Datasheet	3In Stock	$7.918 $6.072 $5.150 $5.093 View $4.842 $4.580 $4.477 $4.398	Min.: 1 Mult.: 1	MAX7324	SMD/SMT	QSOP-24	I2C, Serial	8 I/O	With Interrupt	1.71 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expander with 12 Push-Pull Outp MAX7327AATG+ Analog Devices / Maxim Integrated 1: $4.409 3In Stock	Mfr. Part # MAX7327AATG+ Mouser Part # 700-MAX7327AATG+	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 12 Push-Pull Outp	Datasheet	3In Stock	$4.409 $4.318 $4.215 $4.136 View $4.067 $4.010 $3.953 $3.896	Min.: 1 Mult.: 1	MAX7327	SMD/SMT	TQFN-EP-24	I2C, Serial	4 I/O	With Interrupt	1.71 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expanders with Eight I/O Ports MAX7328AWE+ Analog Devices / Maxim Integrated 1: $7.508 59In Stock	Mfr. Part # MAX7328AWE+ Mouser Part # 700-MAX7328AWE+	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expanders with Eight I/O Ports	Datasheet	59In Stock	$7.508 $5.753 $5.320 $4.831 View $4.466 $4.329 $4.249 $4.181 Quote	Min.: 1 Mult.: 1	MAX7328	SMD/SMT	SOIC-Wide-16	I2C, Serial	8 I/O	Without Interrupt	2.5 V	5.5 V	100 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders I C Port Expanders with Eight I/O Ports MAX7329AWE+ Analog Devices / Maxim Integrated Restricted Availability	Mfr. Part # MAX7329AWE+ Mouser Part # 700-MAX7329AWE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expanders with Eight I/O Ports Mouser does not presently sell this product in your region.	Datasheet			Restricted Availability	MAX7329	SMD/SMT	SOIC-16	I2C, Serial	8 I/O	With Interrupt	2.5 V	5.5 V	100 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders IC Port Expanders with Eight I/O Ports MAX7329AWE+T Analog Devices / Maxim Integrated 1: $2.803 72In Stock	Mfr. Part # MAX7329AWE+T Mouser Part # 700-MAX7329AWET	Analog Devices / Maxim Integrated	Interface - I/O Expanders IC Port Expanders with Eight I/O Ports	Datasheet	72In Stock	Cut Tape $2.803 $2.746 $2.677 $2.632 $2.506 View $2.586 $2.552 $2.472 MouseReel Available	Min.: 1 Mult.: 1	MAX7329	SMD/SMT	SOIC-Wide-16	I2C, Serial	8 I/O	With Interrupt	2.5 V	5.5 V	100 kHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders I2C I/O EXPANDER GP PCA9554PW,112 NXP Semiconductors 1: $2.256 5In Stock	Mfr. Part # PCA9554PW,112 Mouser Part # 771-PCA9554PW112	NXP Semiconductors	Interface - I/O Expanders I2C I/O EXPANDER GP	Datasheet	5In Stock	$2.256 $1.652 $1.504 $1.333 View $1.253 $1.208 $1.132 $1.107	Min.: 1 Mult.: 1	PCA9554	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Tube	2 kV
Interface - I/O Expanders NCA6416PW/SOT355/TSSOP24 NCA6416PWJ Nexperia 1: $1.971 15In Stock 2.500Expected 11/13/2026 New Product	Mfr. Part # NCA6416PWJ Mouser Part # 771-NCA6416PWJ New Product	Nexperia	Interface - I/O Expanders NCA6416PW/SOT355/TSSOP24 Learn More about Nexperia nca6416 io expanders	Datasheet	15In Stock 2.500Expected 11/13/2026	Cut Tape $1.971 $1.447 $1.322 $1.173 Reel $989 View $1.102 $1.061 $1.055 $966 MouseReel Available	Min.: 1 Mult.: 1 : 2.500												Reel, Cut Tape, MouseReel
Interface - I/O Expanders Column Keypad Scanner & GPIO Port Expand Analog Devices ADP5587ACBZ-R7 ADP5587ACBZ-R7 Analog Devices 1: $4.557 325In Stock	Mfr. Part # ADP5587ACBZ-R7 Mouser Part # 584-ADP5587ACBZ-R7	Analog Devices	Interface - I/O Expanders Column Keypad Scanner & GPIO Port Expand	Datasheet	325In Stock	Cut Tape $4.557 $3.452 $3.167 $2.860 $2.449 View $2.711 $2.689 $2.506 $2.415 MouseReel Available	Min.: 1 Mult.: 1	ADP5587	SMD/SMT	WLCSP-25	I2C, Serial	18 I/O	With Interrupt	1.65 V	3.6 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders Low Voltage 16-Bit I2C-bus I/O Expander KTS1622EUAA-TR Kinetic Technologies 1: $1.037 47.506Expected 12/3/2026	Mfr. Part # KTS1622EUAA-TR Mouser Part # 389-KTS1622EUAA-TR	Kinetic Technologies	Interface - I/O Expanders Low Voltage 16-Bit I2C-bus I/O Expander Learn More about Kinetic Technologies kinetic kts1622 expanders	Datasheet	47.506Expected 12/3/2026	Cut Tape $1.037 $745 $672 $591 Reel $484 View $553 $529 $500 $477 MouseReel Available	Min.: 1 Mult.: 1 : 1.500	KTS1622	SMD/SMT	TQFN44-24	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 Remote 8-Bit I2C and SMBus LP I/O Exp PCA9557RGVR Texas Instruments 1: $2.301 27.357On Order	Mfr. Part # PCA9557RGVR Mouser Part # 595-PCA9557RGVR	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I2C and SMBus LP I/O Exp Learn More about Texas Instruments ti pca95xx	Datasheet	27.357On Order On Order Ship Dates Mfr. #: PCA9557RGVR Stock: 0 On Order: 2.357 Expected 12/10/2026 5.000 Expected 12/21/2026 10.000 Expected 12/25/2026 10.000 Expected 1/14/2027 Factory Lead-Time: 12 Weeks	Cut Tape $2.301 $1.698 $1.549 $1.356 Reel $1.131 View $1.276 $1.230 $1.208 $1.101 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	PCA9557	SMD/SMT	VQFN-16	I2C, Serial, SMBus	8 I/O	Without Interrupt	2.5 V	6 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander PCA9534ARGTR Texas Instruments 1: $2.586 16.859Expected 1/7/2027	Mfr. Part # PCA9534ARGTR Mouser Part # 595-PCA9534ARGTR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander	Datasheet	16.859Expected 1/7/2027	Cut Tape $2.586 $1.948 $1.789 $1.584 Reel $1.413 View $1.572 $1.527 $1.470 $1.379 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	PCA9534A	SMD/SMT	VQFN-16	I2C, Serial, SMBus	8 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander PCA9555RGER Texas Instruments 1: $2.757 12.000On Order	Mfr. Part # PCA9555RGER Mouser Part # 595-PCA9555RGER	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander	Datasheet	12.000On Order On Order Ship Dates Mfr. #: PCA9555RGER Stock: 0 On Order: 3.000 Expected 1/8/2027 9.000 Expected 3/11/2027 Factory Lead-Time: 20 Weeks	Cut Tape $2.757 $2.039 $1.857 $1.663 View Reel $1.504 $1.618 $1.572 $1.504 $1.504 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	PCA9555	SMD/SMT	VQFN-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574DW A 595-P A 595-PCF8574DW PCF8574DWR Texas Instruments 1: $2.336 15.435Expected 11/23/2026	Mfr. Part # PCF8574DWR Mouser Part # 595-PCF8574DWR	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574DW A 595-P A 595-PCF8574DW	Datasheet	15.435Expected 11/23/2026	Cut Tape $2.336 $1.732 $1.572 $1.401 Reel $1.196 View $1.322 $1.276 $1.253 $1.162 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCF8574	SMD/SMT	SOIC-16	I2C, Serial	8 I/O	With Interrupt	2.5 V	6 V	100 kHz	- 40 C	+ 85 C	Reel, Cut Tape, MouseReel	1 kV
Interface - I/O Expanders Lo-Vltg 8B I2C & SMB us I/O Expander TCA6408ARSVR Texas Instruments 1: $1.048 85.843On Order	Mfr. Part # TCA6408ARSVR Mouser Part # 595-TCA6408ARSVR	Texas Instruments	Interface - I/O Expanders Lo-Vltg 8B I2C & SMB us I/O Expander	Datasheet	85.843On Order On Order Ship Dates Mfr. #: TCA6408ARSVR Stock: 0 On Order: 19.843 Expected 12/17/2026 12.000 Expected 1/14/2027 54.000 Expected 3/1/2027 Factory Lead-Time: 20 Weeks	Cut Tape $1.048 $842 $761 $670 Reel $553 View $627 $602 $584 $539 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	TCA6408A	SMD/SMT	UQFN-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 Remote 16bit I2C and SMBux TCA9535RGER Texas Instruments 1: $2.256 56.080On Order	Mfr. Part # TCA9535RGER Mouser Part # 595-TCA9535RGER	Texas Instruments	Interface - I/O Expanders Remote 16bit I2C and SMBux Learn More about Texas Instruments ti tca9535 expander	Datasheet	56.080On Order On Order Ship Dates Mfr. #: TCA9535RGER Stock: 0 On Order: 26.080 Expected 12/24/2026 3.000 Expected 12/31/2026 27.000 Expected 1/7/2027 Factory Lead-Time: 20 Weeks	Cut Tape $2.256 $1.663 $1.515 $1.356 Reel $1.103 View $1.253 $1.208 $1.081 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	TCA9535	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 Rem 16B I2C & SMBus Low-Pwr I/O Expander TCA9535RTWR Texas Instruments 1: $1.948 74.639On Order	Mfr. Part # TCA9535RTWR Mouser Part # 595-TCA9535RTWR	Texas Instruments	Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander Learn More about Texas Instruments ti tca9535 expander	Datasheet	74.639On Order On Order Ship Dates Mfr. #: TCA9535RTWR Stock: 0 On Order: 29.639 Expected 12/17/2026 45.000 Expected 10/14/2027 Factory Lead-Time: 20 Weeks	Cut Tape $1.948 $1.424 $1.299 $1.151 Reel $947 View $1.058 $1.019 $1.012 $943 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	TCA9535	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