.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: 296

Applied Filters:

Manufacturer = Multiple Values

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 (EUR) 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: 1,87 € 4.070In Stock	Mfr. Part No. PCA9535RGER Mouser Part No 595-PCA9535RGER	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander	Datasheet	4.070In Stock	Cut Tape 1,87 € 1,38 € 1,26 € 1,15 € View Reel 1,08 € 1,09 € 1,08 € 1,08 € 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 4-Bit I2C and SMBus I/O Expander ALT 595-PCA9536DGKR PCA9536DGKRG4 Texas Instruments 1: 1,36 € 2.174In Stock 2.500Expected 1/18/2027	Mfr. Part No. PCA9536DGKRG4 Mouser Part No 595-PCA9536DGKRG4	Texas Instruments	Interface - I/O Expanders Remote 4-Bit I2C and SMBus I/O Expander ALT 595-PCA9536DGKR	Datasheet	2.174In Stock 2.500Expected 1/18/2027	Cut Tape 1,36 € 0,989 € 0,903 € 0,795 € Reel 0,607 € View 0,746 € 0,717 € 0,709 € 0,602 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	PCA9536	SMD/SMT	VSSOP-8	I2C, Serial, SMBus	4 I/O	Without 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: 1,44 € 2.104In Stock 9.000Expected 2/15/2027	Mfr. Part No. PCA9554ARGTR Mouser Part No 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	2.104In Stock 9.000Expected 2/15/2027	Cut Tape 1,44 € 1,06 € 0,963 € 0,852 € Reel 0,715 € View 0,802 € 0,771 € 0,766 € 0,699 € 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 8-Bit I2C and SMBus I/O Expander A 595-PCA9554DW PCA9554DGVR Texas Instruments 1: 3,17 € 990In Stock	Mfr. Part No. PCA9554DGVR Mouser Part No 595-PCA9554DGVR	Texas Instruments	Interface - I/O Expanders Remote 8-Bit I2C and SMBus I/O Expander A 595-PCA9554DW	Datasheet	990In Stock	Cut Tape 3,17 € 2,37 € 2,17 € 1,94 € Reel 1,68 € View 1,83 € 1,80 € 1,70 € 1,66 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCA9554	SMD/SMT	TVSOP-16	I2C, Serial, SMBus	8 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders Remote 8B I2C & SMBu s I/O Expander A 59 A 595-TCA9554PWR PCA9554PWR Texas Instruments 1: 2,34 € 1.802In Stock	Mfr. Part No. PCA9554PWR Mouser Part No 595-PCA9554PWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & SMBu s I/O Expander A 59 A 595-TCA9554PWR	Datasheet	1.802In Stock	Cut Tape 2,34 € 1,75 € 1,60 € 1,44 € Reel 1,22 € View 1,35 € 1,32 € 1,29 € 1,20 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCA9554	SMD/SMT	TSSOP-16	I2C, Serial, SMBus	8 I/O		2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DWR PCA9555DW Texas Instruments 1: 4,27 € 966In Stock	Mfr. Part No. PCA9555DW Mouser Part No 595-PCA9555DW	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DWR	Datasheet	966In Stock	4,27 € 3,25 € 2,99 € 2,71 € View 2,60 € 2,59 € 2,46 €	Min.: 1 Mult.: 1	PCA9555	SMD/SMT	SOIC-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.3 V	5.5 V	400 kHz	- 40 C	+ 85 C		Tube	2 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander R R 595-TCA9555PWR PCA9555PWR Texas Instruments 1: 1,81 € 4.845In Stock 16.000On Order	Mfr. Part No. PCA9555PWR Mouser Part No 595-PCA9555PWR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander R R 595-TCA9555PWR	Datasheet	4.845In Stock 16.000On Order On Order Ship Dates Mfr. No: PCA9555PWR Stock: 4.845 Can Dispatch Immediately On Order: 6.000 Expected 1/8/2027 10.000 Expected 1/21/2027 Factory Lead Time: 16 Weeks	Cut Tape 1,81 € 1,33 € 1,22 € 1,09 € Reel 0,929 € View 1,02 € 0,989 € 0,972 € 0,903 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCA9555	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, MouseReel	2 kV
Interface - I/O Expanders Remote 8B I2C & SMBu s I/O Expander A 59 A 595-PCA9557PW PCA9557PWR Texas Instruments 1: 1,77 € 3.386In Stock	Mfr. Part No. PCA9557PWR Mouser Part No 595-PCA9557PWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & SMBu s I/O Expander A 59 A 595-PCA9557PW Learn More about Texas Instruments ti pca95xx	Datasheet	3.386In Stock	Cut Tape 1,77 € 1,31 € 1,20 € 1,07 € Reel 0,929 € View 1,01 € 0,972 € 0,946 € 0,912 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCA9557	SMD/SMT	TSSOP-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 8bit I/O Expndr A 59 5-PCF8574ADW A 595- A 595-PCF8574ADW PCF8574ADWR Texas Instruments 1: 1,37 € 3.009In Stock 8.000Expected 2/8/2027	Mfr. Part No. PCF8574ADWR Mouser Part No 595-PCF8574ADWR	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574ADW A 595- A 595-PCF8574ADW	Datasheet	3.009In Stock 8.000Expected 2/8/2027	Cut Tape 1,37 € 0,998 € 0,912 € 0,804 € Reel 0,673 € View 0,756 € 0,727 € 0,72 € 0,659 € 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: 1,57 € 4.022In Stock	Mfr. Part No. PCF8574PWR Mouser Part No 595-PCF8574PWR	Texas Instruments	Interface - I/O Expanders 8bit I/O Expndr A 59 5-PCF8574PW A 595-P A 595-PCF8574PW	Datasheet	4.022In Stock	Cut Tape 1,57 € 1,15 € 1,05 € 0,937 € Reel 0,81 € View 0,877 € 0,844 € 0,841 € 0,792 € 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 Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDBR PCF8575CDB Texas Instruments 1: 6,63 € 514In Stock	Mfr. Part No. PCF8575CDB Mouser Part No 595-PCF8575CDB	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCF8575CDBR	Datasheet	514In Stock	6,63 € 5,13 € 4,47 € 4,28 € View 4,08 € 3,84 € 3,75 €	Min.: 1 Mult.: 1	PCF8575C	SMD/SMT	SSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	4.5 V	5.5 V	400 kHz	- 40 C	+ 85 C		Tube	2 kV
Interface - I/O Expanders Lo-Vltg 8B I2C & SMB us I/O Expander TCA6408APWR Texas Instruments 1: 1,38 € 5.431In Stock	Mfr. Part No. TCA6408APWR Mouser Part No 595-TCA6408APWR	Texas Instruments	Interface - I/O Expanders Lo-Vltg 8B I2C & SMB us I/O Expander	Datasheet	5.431In Stock	Cut Tape 1,38 € 1,01 € 0,912 € 0,809 € View Reel 0,709 € 0,761 € 0,732 € 0,725 € 0,709 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	TCA6408A	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 Automotive 8-bit tra nslating I2C/SMBus TCA6408AQPWRQ1 Texas Instruments 1: 1,88 € 2.671In Stock 6.000Expected 11/5/2026	Mfr. Part No. TCA6408AQPWRQ1 Mouser Part No 595-TCA6408AQPWRQ1	Texas Instruments	Interface - I/O Expanders Automotive 8-bit tra nslating I2C/SMBus	Datasheet	2.671In Stock 6.000Expected 11/5/2026	Cut Tape 1,88 € 1,39 € 1,27 € 1,14 € Reel 0,989 € View 1,08 € 1,04 € 1,01 € 0,946 € 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 8B I2C & SMB us I/O Expander TCA6408ARGTR Texas Instruments 1: 1,26 € 16.481In Stock 27.000Expected 1/21/2027	Mfr. Part No. TCA6408ARGTR Mouser Part No 595-TCA6408ARGTR	Texas Instruments	Interface - I/O Expanders Lo-Vltg 8B I2C & SMB us I/O Expander	Datasheet	16.481In Stock 27.000Expected 1/21/2027	Cut Tape 1,26 € 0,92 € 0,834 € 0,74 € 0,709 € Reel 0,709 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	TCA6408A	SMD/SMT	VQFN-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 16B I2C & SM Bus I/O Exp TCA6416APWR Texas Instruments 1: 1,49 € 4.159In Stock	Mfr. Part No. TCA6416APWR Mouser Part No 595-TCA6416APWR	Texas Instruments	Interface - I/O Expanders Lo-Vltg 16B I2C & SM Bus I/O Exp	Datasheet	4.159In Stock	Cut Tape 1,49 € 1,11 € 1,01 € 0,912 € Reel 0,785 € View 0,844 € 0,84 € 0,838 € 0,767 € 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 I2C Controlled 18 Ch GPIO Expander TCA6418EYFPR Texas Instruments 1: 2,11 € 1.656In Stock 3.000Expected 9/30/2026	Mfr. Part No. TCA6418EYFPR Mouser Part No 595-TCA6418EYFPR	Texas Instruments	Interface - I/O Expanders I2C Controlled 18 Ch GPIO Expander	Datasheet	1.656In Stock 3.000Expected 9/30/2026	Cut Tape 2,11 € 1,56 € 1,42 € 1,26 € View Reel 0,982 € 1,20 € 1,16 € 0,982 € MouseReel Available	Min.: 1 Mult.: 1 : 3.000	TCA6418E	SMD/SMT	DSBGA-25	I2C, Serial	18 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 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9534ADWT TCA9534ADWR Texas Instruments 1: 1,48 € 2.416In Stock 4.000Expected 2/1/2027	Mfr. Part No. TCA9534ADWR Mouser Part No 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	2.416In Stock 4.000Expected 2/1/2027	Cut Tape 1,48 € 1,09 € 0,989 € 0,886 € Reel 0,741 € View 0,826 € 0,796 € 0,791 € 0,725 € 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 8B I2C and Lo w-Pwr I/O Expander TCA9534APWR Texas Instruments 1: 1,48 € 2.197In Stock 4.000Expected 2/8/2027	Mfr. Part No. TCA9534APWR Mouser Part No 595-TCA9534APWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C and Lo w-Pwr I/O Expander	Datasheet	2.197In Stock 4.000Expected 2/8/2027	Cut Tape 1,48 € 1,09 € 0,989 € 0,886 € Reel 0,742 € View 0,826 € 0,796 € 0,791 € 0,726 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	TCA9534A	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-TCA9534DWT TCA9534DWR Texas Instruments 1: 1,32 € 2.381In Stock	Mfr. Part No. TCA9534DWR Mouser Part No 595-TCA9534DWR	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan A 595-TCA9534DWT	Datasheet	2.381In Stock	Cut Tape 1,32 € 0,963 € 0,877 € 0,771 € Reel 0,645 € View 0,725 € 0,697 € 0,69 € 0,631 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	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 Remote 16bit I2C LP I/O Expander A 595-T A 595-TCA9535DBT TCA9535DBR Texas Instruments 1: 1,75 € 1.812In Stock	Mfr. Part No. TCA9535DBR Mouser Part No 595-TCA9535DBR	Texas Instruments	Interface - I/O Expanders Remote 16bit I2C LP I/O Expander A 595-T A 595-TCA9535DBT Learn More about Texas Instruments ti tca9535 expander	Datasheet	1.812In Stock	Cut Tape 1,75 € 1,30 € 1,19 € 1,06 € Reel 0,894 € View 0,998 € 0,963 € 0,937 € 0,86 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	TCA9535	SMD/SMT	SSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	5.5 V	5.5 V	400 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 1.65V to 5.5V Remote 4-Bit I2C and SMBus TCA9536DGKR Texas Instruments 1: 1,45 € 7.138In Stock	Mfr. Part No. TCA9536DGKR Mouser Part No 595-TCA9536DGKR	Texas Instruments	Interface - I/O Expanders 1.65V to 5.5V Remote 4-Bit I2C and SMBus Learn More about Texas Instruments ti tca9536 io expander	Datasheet	7.138In Stock	Cut Tape 1,45 € 1,07 € 0,963 € 0,854 € Reel 0,716 € View 0,802 € 0,771 € 0,764 € 0,70 € MouseReel Available	Min.: 1 Mult.: 1 : 2.500	TCA9536	SMD/SMT	VSSOP-8	I2C, SMBus	4 I/O	With Interrupt	1.65 V	5.5 V	1 MHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	1 kV, 2 kV, 4 kV
Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan TCA9538DBR Texas Instruments 1: 1,84 € 2.518In Stock	Mfr. Part No. TCA9538DBR Mouser Part No 595-TCA9538DBR	Texas Instruments	Interface - I/O Expanders 8-bit 1.65- to 5.5-V I2C/SMBus I/O expan	Datasheet	2.518In Stock	Cut Tape 1,84 € 1,38 € 1,26 € 1,14 € Reel 0,998 € View 1,07 € 1,03 € 0,972 € 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 Rem 16B I2C & SMBus Low-Pwr I/O Expander TCA9539PWR Texas Instruments 1: 1,48 € 13.371In Stock	Mfr. Part No. TCA9539PWR Mouser Part No 595-TCA9539PWR	Texas Instruments	Interface - I/O Expanders Rem 16B I2C & SMBus Low-Pwr I/O Expander	Datasheet	13.371In Stock	Cut Tape 1,48 € 1,09 € 1,04 € Reel 1,04 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	TCA9539	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 TCA9554ADBR Texas Instruments 1: 1,30 € 2.654In Stock	Mfr. Part No. TCA9554ADBR Mouser Part No 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	2.654In Stock	Cut Tape 1,30 € 0,946 € 0,857 € 0,76 € Reel 0,636 € View 0,715 € 0,687 € 0,664 € 0,622 € 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: 1,30 € 5.746In Stock	Mfr. Part No. TCA9554APWR Mouser Part No 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	5.746In Stock	Cut Tape 1,30 € 0,946 € 0,857 € 0,76 € Reel 0,636 € View 0,715 € 0,687 € 0,679 € 0,622 € 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