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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	Qualification	Packaging	ESD Protection
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander PCA9535RGER Texas Instruments 1: $2.472 571In Stock 18.000Expected 2/4/2027	Mfr. Part # PCA9535RGER Mouser Part # 595-PCA9535RGER	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander	Datasheet	571In Stock 18.000Expected 2/4/2027	Cut Tape $2.472 $1.823 $1.663 $1.527 View Reel $1.424 $1.447 $1.424 $1.424 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	PCA9535	SMD/SMT	VQFN-24	I2C, Serial, SMBus		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 8B I2C and Lo -Pwr I/O Expander PCA9554ARGTR Texas Instruments 1: $1.903 172In Stock 9.000Expected 2/15/2027	Mfr. Part # PCA9554ARGTR Mouser Part # 595-PCA9554ARGTR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander Learn More about Texas Instruments ti pca95xx	Datasheet	172In Stock 9.000Expected 2/15/2027	Cut Tape $1.903 $1.401 $1.276 $1.129 Reel $947 View $1.062 $1.022 $1.015 $926 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	PCA9554A	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 A A 595-PCA9555DB PCA9555DBR Texas Instruments 1: $2.472 116In Stock 8.000On Order	Mfr. Part # PCA9555DBR Mouser Part # 595-PCA9555DBR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DB	Datasheet	116In Stock 8.000On Order On Order Ship Dates Mfr. #: PCA9555DBR Stock: 116 Can Ship Immediately On Order: 4.000 Expected 1/21/2027 4.000 Expected 3/15/2027 Factory Lead-Time: 20 Weeks	Cut Tape $2.472 $1.823 $1.663 $1.527 $1.504 Reel $1.504 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCA9555	SMD/SMT	SSOP-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-PCF8574ADW A 595- A 595-PCF8574ADW PCF8574ADWR Texas Instruments 1: $1.811 183In Stock 8.000Expected 10/26/2026	Mfr. Part # PCF8574ADWR Mouser Part # 595-PCF8574ADWR	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574ADW A 595- A 595-PCF8574ADW	Datasheet	183In Stock 8.000Expected 10/26/2026	Cut Tape $1.811 $1.322 $1.208 $1.065 Reel $892 View $1.001 $963 $954 $873 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCF8574A	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 8bit I/O Expndr A 59 5-PCF8574PW A 595-P A 595-PCF8574PW PCF8574PWR Texas Instruments 1: $2.073 1.272In Stock 6.000Expected 4/12/2027	Mfr. Part # PCF8574PWR Mouser Part # 595-PCF8574PWR	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574PW A 595-P A 595-PCF8574PW	Datasheet	1.272In Stock 6.000Expected 4/12/2027	Cut Tape $2.073 $1.527 $1.390 $1.242 Reel $1.073 View $1.162 $1.118 $1.114 $1.049 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCF8574	SMD/SMT	TSSOP-20	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 Automotive 8-bit tra nslating I2C/SMBus TCA6408AQPWRQ1 Texas Instruments 1: $2.780 276In Stock 6.000Expected 11/6/2026	Mfr. Part # TCA6408AQPWRQ1 Mouser Part # 595-TCA6408AQPWRQ1	Texas Instruments	Interface - I/O Expanders Automotive 8-bit tra nslating I2C/SMBus	Datasheet	276In Stock 6.000Expected 11/6/2026	Cut Tape $2.780 $2.062 $1.891 $1.686 Reel $1.492 View $1.595 $1.549 $1.504 $1.458 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	TCA6408A	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O	With Interrupt	1.65 V	3.6 V	400 kHz	- 40 C	+ 125 C	AEC-Q100	Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Lo-Vltg 16B I2C & SM Bus I/O Exp TCA6416APWR Texas Instruments 1: $2.336 20In Stock 12.000On Order	Mfr. Part # TCA6416APWR Mouser Part # 595-TCA6416APWR	Texas Instruments	Interface - I/O Expanders Lo-Vltg 16B I2C & SM Bus I/O Exp	Datasheet	20In Stock 12.000On Order On Order Ship Dates Mfr. #: TCA6416APWR Stock: 20 Can Ship Immediately On Order: 6.000 Expected 3/5/2027 6.000 Expected 3/18/2027 Factory Lead-Time: 20 Weeks	Cut Tape $2.336 $1.720 $1.572 $1.401 Reel $1.196 View $1.322 $1.265 $1.219 $1.151 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	TCA6416A	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	2 kV
Interface - I/O Expanders Lo-Vltg 16B I2C and SMBus I/O Expander TCA6416ARTWR Texas Instruments 1: $2.392 744In Stock 27.000Expected 12/17/2026	Mfr. Part # TCA6416ARTWR Mouser Part # 595-TCA6416ARTWR	Texas Instruments	Interface - I/O Expanders Lo-Vltg 16B I2C and SMBus I/O Expander	Datasheet	744In Stock 27.000Expected 12/17/2026	Cut Tape $2.392 $1.766 $1.606 $1.435 Reel $1.208 View $1.356 $1.310 $1.185 MouseReel Available	Min.: 1 Mult.: 1 : 3.000	TCA6416A	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 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9534ADWT TCA9534ADWR Texas Instruments 1: $1.960 443In Stock 4.000Expected 12/21/2026	Mfr. Part # TCA9534ADWR Mouser Part # 595-TCA9534ADWR	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9534ADWT	Datasheet	443In Stock 4.000Expected 12/21/2026	Cut Tape $1.960 $1.447 $1.310 $1.173 Reel $982 View $1.095 $1.054 $1.048 $960 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	TCA9534A	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 Remote 8-Bit I2C and Low-Pwr I/O Expande A 595-TCA9534ADWR TCA9534ADWT Texas Instruments 1: $2.518 282In Stock	Mfr. Part # TCA9534ADWT Mouser Part # 595-TCA9534ADWT	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I2C and Low-Pwr I/O Expande A 595-TCA9534ADWR	Datasheet	282In Stock	Cut Tape $2.518 $1.868 $1.698 $1.515 Reel $1.470 View $1.344 $1.310 $1.276 MouseReel Available	Min.: 1 Mult.: 1 : 250	TCA9534A	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 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9534DWR TCA9534DWT Texas Instruments 1: $2.313 501In Stock	Mfr. Part # TCA9534DWT Mouser Part # 595-TCA9534DWT	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9534DWR	Datasheet	501In Stock	Cut Tape $2.313 $1.709 $1.561 $1.390 Reel $1.299 View $1.230 $1.185 $1.173 $1.139 MouseReel Available	Min.: 1 Mult.: 1 : 250	TCA9534	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 16-bit 1.65- to 5.5- V I2C/SMBus I/O exp A 595-TCA9535DBR TCA9535DBT Texas Instruments 1: $2.985 375In Stock	Mfr. Part # TCA9535DBT Mouser Part # 595-TCA9535DBT	Texas Instruments	Interface - I/O Expanders 16-bit 1.65- to 5.5- V I2C/SMBus I/O exp A 595-TCA9535DBR Learn More about Texas Instruments ti tca9535 expander	Datasheet	375In Stock	Cut Tape $2.985 $2.222 $2.028 $1.823 Reel $1.709 View $1.618 $1.549 $1.527 $1.504 MouseReel Available	Min.: 1 Mult.: 1 : 250	TCA9535	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	2 kV
Interface - I/O Expanders Remt 16Bit I2C SMBus Lo-Pwr I/O Expndr TCA9535PWR Texas Instruments 1: $2.222 151In Stock 32.000On Order	Mfr. Part # TCA9535PWR Mouser Part # 595-TCA9535PWR	Texas Instruments	Interface - I/O Expanders Remt 16Bit I2C SMBus Lo-Pwr I/O Expndr Learn More about Texas Instruments ti tca9535 expander	Datasheet	151In Stock 32.000On Order On Order Ship Dates Mfr. #: TCA9535PWR Stock: 151 Can Ship Immediately On Order: 18.000 Expected 12/10/2026 14.000 Expected 1/28/2027 Factory Lead-Time: 20 Weeks	Cut Tape $2.222 $1.629 $1.481 $1.322 Reel $1.119 View $1.242 $1.196 $1.094 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	TCA9535	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	2 kV
Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan TCA9538DBR Texas Instruments 1: $2.438 369In Stock 4.000Expected 3/29/2027	Mfr. Part # TCA9538DBR Mouser Part # 595-TCA9538DBR	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan	Datasheet	369In Stock 4.000Expected 3/29/2027	Cut Tape $2.438 $1.823 $1.675 $1.504 Reel $1.322 View $1.413 $1.367 $1.287 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	TCA9538	SMD/SMT	SSOP-16	I2C, Serial	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 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan TCA9554ADBR Texas Instruments 1: $1.720 1.456In Stock 2.000Expected 3/29/2027	Mfr. Part # TCA9554ADBR Mouser Part # 595-TCA9554ADBR	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan Learn More about Texas Instruments ti tca9554 tca9554a expander	Datasheet	1.456In Stock 2.000Expected 3/29/2027	Cut Tape $1.720 $1.253 $1.135 $1.007 Reel $842 View $947 $910 $880 $824 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	TCA9554A	SMD/SMT	SSOP-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 8B I2C & SMBu s I/O Expander TCA9554APWR Texas Instruments 1: $1.720 970In Stock 10.000Expected 4/19/2027	Mfr. Part # TCA9554APWR Mouser Part # 595-TCA9554APWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & SMBu s I/O Expander Learn More about Texas Instruments ti tca9554 tca9554a expander	Datasheet	970In Stock 10.000Expected 4/19/2027	Cut Tape $1.720 $1.253 $1.135 $1.007 Reel $842 View $947 $910 $900 $824 MouseReel Available	Min.: 1 Mult.: 1 : 2.000	TCA9554A	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 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9554DWR TCA9554DWT Texas Instruments 1: $2.871 36In Stock 500Expected 4/5/2027	Mfr. Part # TCA9554DWT Mouser Part # 595-TCA9554DWT	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9554DWR Learn More about Texas Instruments ti tca9554 tca9554a expander	Datasheet	36In Stock 500Expected 4/5/2027	Cut Tape $2.871 $2.130 $1.937 $1.732 Reel $1.641 View $1.584 $1.515 $1.504 $1.447 MouseReel Available	Min.: 1 Mult.: 1 : 250	TCA9554	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
Interface - I/O Expanders 8-bit I2C-bus I/O Expander PI4IOE5V6408ZTAEX Diodes Incorporated 1: $980 2.442In Stock 9.000Expected 10/30/2026	Mfr. Part # PI4IOE5V6408ZTAEX Mouser Part # 729-I4IOE5V6408ZTAEX	Diodes Incorporated	Interface - I/O Expanders 8-bit I2C-bus I/O Expander	Datasheet	2.442In Stock 9.000Expected 10/30/2026	Cut Tape $980 $686 $597 $539 View Reel $507 $520 $507 $507 MouseReel Available	Min.: 1 Mult.: 1 Max.: 540 : 3.000	PIO4IO	SMD/SMT	UQFN-16	I2C, Serial	8 I/O	With Interrupt	1.65 V	3.6 V	1 MHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders Interface IO Expander PI4IOE5V6416ZDEX Diodes Incorporated 1: $1.834 218In Stock 84.000On Order	Mfr. Part # PI4IOE5V6416ZDEX Mouser Part # 729-PI4IOE5V6416ZDEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander Learn More about Diodes Incorporated diodes pi4ioe5v6416 io expander	Datasheet	218In Stock 84.000On Order On Order Ship Dates Mfr. #: PI4IOE5V6416ZDEX Stock: 218 Can Ship Immediately On Order: 21.000 Expected 5/26/2027 28.000 Expected 3/6/2028 35.000 Expected 3/31/2028 Factory Lead-Time: 48 Weeks	Cut Tape $1.834 $1.333 $1.131 $1.070 View Reel $761 $880 $844 $807 $761 MouseReel Available	Min.: 1 Mult.: 1 Max.: 3.500 : 3.500	PIO4IO	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 MSOP-10 T&R 2.5K PI4IOE5V9537UEX Diodes Incorporated 1: $1.060 1.880In Stock	Mfr. Part # PI4IOE5V9537UEX Mouser Part # 729-PI4IOE5V9537UEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander MSOP-10 T&R 2.5K	Datasheet	1.880In Stock	Cut Tape $1.060 $762 $687 $604 Reel $604	Min.: 1 Mult.: 1 Max.: 170 : 2.500		SMD/SMT	MSOP-10										Reel, Cut Tape
Interface - I/O Expanders Interface IO Expander TSSOP-16 T&R 2.5K PI4IOE5V9538LEX Diodes Incorporated 1: $1.435 1.807In Stock	Mfr. Part # PI4IOE5V9538LEX Mouser Part # 729-PI4IOE5V9538LEX	Diodes Incorporated	Interface - I/O Expanders Interface IO Expander TSSOP-16 T&R 2.5K	Datasheet	1.807In Stock	Cut Tape $1.435 $1.031 $902 $820 View Reel $706 $792 $775 $762 $706 MouseReel Available	Min.: 1 Mult.: 1 : 2.500	PIO4IO	SMD/SMT	TSSOP-16										Reel, Cut Tape, MouseReel
Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port PI4IOE5V9539LE Diodes Incorporated 1: $1.652 41In Stock	Mfr. Part # PI4IOE5V9539LE Mouser Part # 729-PI4IOE5V9539LE	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	41In Stock	$1.652 $1.196 $1.031 $897 View $870 $853 $836 $826 $818	Min.: 1 Mult.: 1	PIO4IO	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Tube
Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port PI4IOE5V9539LEX Diodes Incorporated 1: $1.652 1.276In Stock	Mfr. Part # PI4IOE5V9539LEX Mouser Part # 729-PI4IOE5V9539LEX	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	1.276In Stock	Cut Tape $1.652 $1.196 $1.047 $955 View Reel $760 $923 $903 $883 $760	Min.: 1 Mult.: 1 : 3.000	PIO4IO	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape
Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port PI4IOE5V9539ZDEX Diodes Incorporated 1: $1.652 63In Stock 7.000Expected 3/6/2028	Mfr. Part # PI4IOE5V9539ZDEX Mouser Part # 729-PI4IOE5V9539ZDEX	Diodes Incorporated	Interface - I/O Expanders 16-bit I2C and SMBus low power I/O port Learn More about Diodes Incorporated pericom io expanders	Datasheet	63In Stock 7.000Expected 3/6/2028	Cut Tape $1.652 $1.196 $1.047 $955 $923 Reel $923 MouseReel Available	Min.: 1 Mult.: 1 Max.: 460 : 3.500	PIO4IO	SMD/SMT	TQFN-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	4 kV
Interface - I/O Expanders 8-bit I2C and SMBus IO Port PI4IOE5V9554ALEX Diodes Incorporated 1: $1.435 2.010In Stock 2.500Expected 10/20/2027	Mfr. Part # PI4IOE5V9554ALEX Mouser Part # 729-PI4IOE5V9554ALEX	Diodes Incorporated	Interface - I/O Expanders 8-bit I2C and SMBus IO Port Learn More about Diodes Incorporated pericom io expanders	Datasheet	2.010In Stock 2.500Expected 10/20/2027	Cut Tape $1.435 $1.031 $902 $820 Reel $820 MouseReel Available	Min.: 1 Mult.: 1 Max.: 130 : 2.500	PIO4IO	SMD/SMT	TSSOP-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	4 kV