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

400 kHz Interface - I/O Expanders

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

Results: 288

Applied Filters:

Maximum Clock Frequency = 400 kHz

Manufacturer

Series

Mounting Style

Package/Case

Interface Type

Number of I/Os

Interrupt Output

Supply Voltage - Min

Supply Voltage - Max

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	Packaging	ESD Protection
Interface - I/O Expanders 2-Wire-Interfaced, 16-Bit, I/O Port Expa MAX7318ATG+ Analog Devices / Maxim Integrated 1: 7,90 € 719In Stock	Mfr. Part No. MAX7318ATG+ Mouser Part No 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	719In Stock	7,90 € 6,12 € 5,68 € 5,19 € View 4,95 € 4,81 €	Min.: 1 Mult.: 1 Max.: 575	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 MAX7318AUG+T Analog Devices / Maxim Integrated 1: 7,90 € 1.970In Stock	Mfr. Part No. MAX7318AUG+T Mouser Part No 700-MAX7318AUGT	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	1.970In Stock	Cut Tape 7,90 € 6,12 € 5,68 € 5,19 € 5,00 € 5,00 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 1.628	MAX7318	SMD/SMT	TSSOP-24	I2C, Serial	16 I/O	With Interrupt	2 V	5.5 V	400 kHz	- 40 C	+ 125 C	Reel, Cut Tape, MouseReel
Interface - I/O Expanders I C Port Expander with Eight Inputs and MAX7319ATE+ Analog Devices / Maxim Integrated 1: 5,44 € 1.239In Stock	Mfr. Part No. MAX7319ATE+ Mouser Part No 700-MAX7319ATE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with Eight Inputs and	Datasheet	1.239In Stock	5,44 € 4,16 € 3,84 € 3,41 € View 3,30 € 3,18 €	Min.: 1 Mult.: 1 Max.: 991	MAX7319	SMD/SMT	TQFN-EP-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 IC Port Expander with Eight Inputs and M MAX7319ATE+T Analog Devices / Maxim Integrated 1: 5,58 € 646In Stock	Mfr. Part No. MAX7319ATE+T Mouser Part No 700-MAX7319ATET	Analog Devices / Maxim Integrated	Interface - I/O Expanders IC Port Expander with Eight Inputs and M	Datasheet	646In Stock	Cut Tape 5,58 € 4,28 € 3,96 € 3,59 € View 3,43 € 3,33 € 3,33 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 516	MAX7319	SMD/SMT	TQFN-EP-16	I2C, Serial	8 I/O	With Interrupt	5.5 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 MAX7320AEE+ Analog Devices / Maxim Integrated 1: 4,02 € 382In Stock	Mfr. Part No. MAX7320AEE+ Mouser Part No 700-MAX7320AEE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with Eight Push-Pull O	Datasheet	382In Stock	4,02 € 3,04 € 2,79 € 2,37 €	Min.: 1 Mult.: 1 Max.: 305	MAX7320	SMD/SMT	QSOP-16	I2C, Serial	8 I/O	Without 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 Eight Push-Pull O MAX7320ATE+ Analog Devices / Maxim Integrated 1: 5,58 € 115In Stock	Mfr. Part No. MAX7320ATE+ Mouser Part No 700-MAX7320ATE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with Eight Push-Pull O	Datasheet	115In Stock	5,58 € 4,28 € 3,96 €	Min.: 1 Mult.: 1 Max.: 92	MAX7320	SMD/SMT	TQFN-16	I2C, Serial	8 I/O	Without 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 Eight Push-Pull O MAX7320ATE+T Analog Devices / Maxim Integrated 1: 5,48 € 1.748In Stock	Mfr. Part No. MAX7320ATE+T Mouser Part No 700-MAX7320ATET	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with Eight Push-Pull O	Datasheet	1.748In Stock	Cut Tape 5,48 € 4,19 € 3,86 € 3,51 € View 3,35 € 3,20 € 3,16 € 3,16 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 1.566	MAX7320	SMD/SMT	TQFN-16	I2C, Serial	8 I/O	Without 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 8 Open-Drain I/Os MAX7321AEE+ Analog Devices / Maxim Integrated 1: 5,58 € 383In Stock	Mfr. Part No. MAX7321AEE+ Mouser Part No 700-MAX7321AEE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 8 Open-Drain I/Os	Datasheet	383In Stock	5,58 € 4,28 € 3,96 € 3,35 €	Min.: 1 Mult.: 1 Max.: 306	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 4 Push-Pull Outpu MAX7322AEE+ Analog Devices / Maxim Integrated 1: 6,85 € 63In Stock	Mfr. Part No. MAX7322AEE+ Mouser Part No 700-MAX7322AEE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 4 Push-Pull Outpu	Datasheet	63In Stock	6,85 € 5,29 € 4,89 € 4,15 € View 4,02 € 3,99 € 3,86 € 3,69 € Quote	Min.: 1 Mult.: 1	MAX7322	SMD/SMT	QSOP-16	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 Expander with 4 Push-Pull Outputs and 4 Open-Drain I/Os MAX7323ATE+ Analog Devices / Maxim Integrated 1: 5,55 € 767In Stock	Mfr. Part No. MAX7323ATE+ Mouser Part No 700-MAX7323ATE	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 4 Push-Pull Outputs and 4 Open-Drain I/Os	Datasheet	767In Stock	5,55 € 4,25 € 3,93 € 3,33 € 3,29 €	Min.: 1 Mult.: 1 Max.: 613	MAX7323	SMD/SMT	TQFN-EP-16	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 Expander with 8 Push-Pull and 8 MAX7325AEG+ Analog Devices / Maxim Integrated 1: 6,08 € 109In Stock	Mfr. Part No. MAX7325AEG+ Mouser Part No 700-MAX7325AEG	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 8 Push-Pull and 8	Datasheet	109In Stock	6,08 € 4,66 € 3,96 €	Min.: 1 Mult.: 1 Max.: 87	MAX7325	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 8 Push-Pull and 8 MAX7325ATG+ Analog Devices / Maxim Integrated 1: 3,75 € 275In Stock	Mfr. Part No. MAX7325ATG+ Mouser Part No 700-MAX7325ATG	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 8 Push-Pull and 8	Datasheet	275In Stock	3,75 € 2,85 € 2,41 € 2,30 €	Min.: 1 Mult.: 1 Max.: 220	MAX7325	SMD/SMT	TQFN-EP-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 MAX7326AEG+ Analog Devices / Maxim Integrated 1: 6,01 € 49In Stock	Mfr. Part No. MAX7326AEG+ Mouser Part No 700-MAX7326AEG	Analog Devices / Maxim Integrated	Interface - I/O Expanders I C Port Expander with 12 Push-Pull Outp	Datasheet	49In Stock	6,01 € 4,62 € 4,17 € 3,85 € View 3,67 € 3,55 € 3,47 € 3,43 € Quote	Min.: 1 Mult.: 1	MAX7326	SMD/SMT	QSOP-24	I2C, Serial	16 I/O	With Interrupt	1.71 V	5.5 V	400 kHz	- 40 C	+ 125 C	Tube	Without ESD Protection
Interface - I/O Expanders Expandable 5-Ch I2C Hub A 595-PCA9518DWT A 595-PCA9518DWT PCA9518DW Texas Instruments 1: 4,41 € 129In Stock	Mfr. Part No. PCA9518DW Mouser Part No 595-PCA9518DW	Texas Instruments	Interface - I/O Expanders Expandable 5-Ch I2C Hub A 595-PCA9518DWT A 595-PCA9518DWT	Datasheet	129In Stock	4,41 € 3,36 € 3,09 € 2,80 € View 2,67 € 2,57 € 2,55 €	Min.: 1 Mult.: 1	PCA9518	SMD/SMT	SOIC-20	I2C, Serial	5 I/O	Without Interrupt	3 V	3.6 V	400 kHz	- 40 C	+ 85 C	Tube	2 kV
Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander PCA9534ARGTR Texas Instruments 1: 2,01 € 119In Stock 18.000Expected 1/7/2027	Mfr. Part No. PCA9534ARGTR Mouser Part No 595-PCA9534ARGTR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C and Lo -Pwr I/O Expander	Datasheet	119In Stock 18.000Expected 1/7/2027	Cut Tape 2,01 € 1,49 € 1,36 € 1,22 € Reel 1,06 € View 1,15 € 1,12 € 1,09 € 1,03 € 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 8B I2C & Lo- Pwr I/O Expander PCA9534DGVR Texas Instruments 1: 3,90 € 205In Stock	Mfr. Part No. PCA9534DGVR Mouser Part No 595-PCA9534DGVR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander	Datasheet	205In Stock	Cut Tape 3,90 € 2,93 € 2,69 € 2,43 € View Reel 2,10 € 2,30 € 2,29 € 2,15 € 2,10 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCA9534	SMD/SMT	TVSOP-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 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534PW PCA9534PWR Texas Instruments 1: 1,51 € 164In Stock 6.000Expected 2/1/2027	Mfr. Part No. PCA9534PWR Mouser Part No 595-PCA9534PWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534PW	Datasheet	164In Stock 6.000Expected 2/1/2027	Cut Tape 1,51 € 1,10 € 1,01 € 0,894 € View Reel 0,803 € 0,839 € 0,807 € 0,803 € 0,803 € MouseReel Available	Min.: 1 Mult.: 1 Max.: 1.001 : 2.000	PCA9534	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	2 kV
Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander PCA9535DGVR Texas Instruments 1: 2,67 € 328In Stock 2.000Expected 2/1/2027	Mfr. Part No. PCA9535DGVR Mouser Part No 595-PCA9535DGVR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander	Datasheet	328In Stock 2.000Expected 2/1/2027	Cut Tape 2,67 € 2,60 € 2,35 € 2,27 € 2,14 € Reel 2,06 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCA9535	SMD/SMT	TVSOP-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 Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DWR PCA9538DW Texas Instruments 1: 3,90 € 654In Stock	Mfr. Part No. PCA9538DW Mouser Part No 595-PCA9538DW	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DWR	Datasheet	654In Stock	3,90 € 2,93 € 2,70 € 2,43 € View 2,30 € 2,23 € 2,17 € 2,14 €	Min.: 1 Mult.: 1	PCA9538	SMD/SMT	SOIC-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 Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538PW PCA9538PWR Texas Instruments 1: 1,80 € 54In Stock 8.000Expected 11/16/2026	Mfr. Part No. PCA9538PWR Mouser Part No 595-PCA9538PWR	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538PW	Datasheet	54In Stock 8.000Expected 11/16/2026	Cut Tape 1,80 € 1,32 € 1,20 € 1,08 € Reel 0,92 € View 1,01 € 0,98 € 0,929 € 0,886 € MouseReel Available	Min.: 1 Mult.: 1 : 2.000	PCA9538	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	2 kV
Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DB PCA9555DBR Texas Instruments 1: 1,87 € 745In Stock 8.000On Order	Mfr. Part No. PCA9555DBR Mouser Part No 595-PCA9555DBR	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A A 595-PCA9555DB	Datasheet	745In Stock 8.000On Order On Order Ship Dates Mfr. No: PCA9555DBR Stock: 745 Can Dispatch Immediately On Order: 4.000 Expected 1/21/2027 4.000 Expected 3/15/2027 Factory Lead Time: 16 Weeks	Cut Tape 1,87 € 1,38 € 1,26 € 1,12 € Reel 0,955 € View 1,06 € 1,01 € 0,972 € 0,92 € 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 Remote 16-Bit I2C & SMBus I/O Expander PCA9555RGER Texas Instruments 1: 2,01 € 15In Stock 12.000On Order	Mfr. Part No. PCA9555RGER Mouser Part No 595-PCA9555RGER	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander	Datasheet	15In Stock 12.000On Order On Order Ship Dates Mfr. No: PCA9555RGER Stock: 15 Can Dispatch Immediately On Order: 3.000 Expected 1/8/2027 9.000 Expected 1/21/2027 Factory Lead Time: 16 Weeks	Cut Tape 2,01 € 1,50 € 1,37 € 1,22 € Reel 1,02 € View 1,15 € 1,12 € 1,09 € 1,01 € 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 Remote 8-Bit I2C and Low-Pwr I/O Expande A 595-TCA9534ADWR TCA9534ADWT Texas Instruments 1: 1,90 € 282In Stock	Mfr. Part No. TCA9534ADWT Mouser Part No 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 1,90 € 1,41 € 1,28 € 1,14 € Reel 1,11 € View 1,01 € 0,989 € 0,963 € 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: 1,75 € 501In Stock	Mfr. Part No. TCA9534DWT Mouser Part No 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 1,75 € 1,29 € 1,18 € 1,05 € Reel 0,98 € View 0,929 € 0,894 € 0,886 € 0,869 € 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: 2,25 € 462In Stock	Mfr. Part No. TCA9535DBT Mouser Part No 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	462In Stock	Cut Tape 2,25 € 1,68 € 1,53 € 1,38 € Reel 1,29 € View 1,22 € 1,17 € 1,15 € 1,14 € 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