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

CA Interface - I/O Expanders

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

Results: 599

Applied Filters:

Manufacturer

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 (JPY) 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 Remote 16-Bit I2C & SMBus I/O Expander A ALT 595-PCF8575PWR PCF8575PWRE4 Texas Instruments 1: ¥431.9 2,039In Stock	Mfr. Part # PCF8575PWRE4 Mouser Part # 595-PCF8575PWRE4	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander A ALT 595-PCF8575PWR	Datasheet	2,039In Stock	Cut Tape ¥431.9 ¥320.6 ¥292.3 ¥262.4 Reel ¥224.2 View ¥247.5 ¥239.2 ¥229.2 ¥202.6 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCF8575	SMD/SMT	TSSOP-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.5 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 PCF8575RGER Texas Instruments 1: ¥504.9 3,545In Stock	Mfr. Part # PCF8575RGER Mouser Part # 595-PCF8575RGER	Texas Instruments	Interface - I/O Expanders Remote 16-Bit I2C & SMBus I/O Expander	Datasheet	3,545In Stock	Cut Tape ¥504.9 ¥382 ¥352.1 ¥317.3 Reel ¥280.7 View ¥300.6 ¥295.7 ¥290.7 ¥267.4 MouseReel Available	Min.: 1 Mult.: 1 : 3,000	PCF8575	SMD/SMT	VQFN-24	I2C, Serial, SMBus	16 I/O	With Interrupt	2.5 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 TCA9536DTMR Texas Instruments 1: ¥295.7 4,081In Stock	Mfr. Part # TCA9536DTMR Mouser Part # 595-TCA9536DTMR	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	4,081In Stock	Cut Tape ¥295.7 ¥217.6 ¥197.7 ¥176.1 View Reel ¥144.8 ¥164.9 ¥158.8 ¥158.1 ¥152.8 ¥144.8 MouseReel Available	Min.: 1 Mult.: 1 : 5,000	TCA9536	SMD/SMT	X2SON-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 Remote 16bit I2C and SMBux TCA9539RGER Texas Instruments 1: ¥445.1 7,651In Stock	Mfr. Part # TCA9539RGER Mouser Part # 595-TCA9539RGER	Texas Instruments	Interface - I/O Expanders Remote 16bit I2C and SMBux	Datasheet	7,651In Stock	Cut Tape ¥445.1 ¥332.2 ¥304 ¥272.4 Reel ¥237.5 View ¥257.5 ¥232.5 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 Remote 8-bit I2C SMB us I/O Expander TCA9554ADBQR Texas Instruments 1: ¥265.8 3,889In Stock	Mfr. Part # TCA9554ADBQR Mouser Part # 595-TCA9554ADBQR	Texas Instruments	Interface - I/O Expanders Remote 8-bit I2C SMB us I/O Expander Learn More about Texas Instruments ti tca9554 tca9554a expander	Datasheet	3,889In Stock	Cut Tape ¥265.8 ¥194.3 ¥177.7 ¥156.8 Reel ¥134.9 View ¥147.5 ¥141.8 ¥140.7 ¥128.7 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	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 I/O PORT EXPANDR FOR NEUTRON 534 CY8C9520A-24PVXIT Infineon Technologies 1: ¥1,034.8 1,983In Stock	Mfr. Part # CY8C9520A-24PVXIT Mouser Part # 727-CY8C9520A24PVXIT	Infineon Technologies	Interface - I/O Expanders I/O PORT EXPANDR FOR NEUTRON 534 Learn More about Infineon Technologies cypress psoc	Datasheet	1,983In Stock	Cut Tape ¥1,034.8 ¥794 ¥734.2 ¥667.7 Reel ¥604.6 View ¥639.5 ¥611.2 ¥594.6 Quote MouseReel Available	Min.: 1 Mult.: 1 : 1,000	CY8C95xx	SMD/SMT	SSOP-28	I2C, Serial, SMBus	20 I/O	With Interrupt	3 V	5.25 V	100 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 11Kb 40 IO EXPANDER W/EEPROM CY8C9540A-24PVXIT Infineon Technologies 1: ¥1,958.3 1,428In Stock	Mfr. Part # CY8C9540A-24PVXIT Mouser Part # 727-CY8C9540A24PVXIT	Infineon Technologies	Interface - I/O Expanders 11Kb 40 IO EXPANDER W/EEPROM Learn More about Infineon Technologies cypress psoc	Datasheet	1,428In Stock	Cut Tape ¥1,958.3 ¥1,534.8 ¥1,428.5 ¥1,312.2 View Reel ¥1,200.9 ¥1,293.9 ¥1,217.5 ¥1,200.9 MouseReel Available	Min.: 1 Mult.: 1 : 1,000	CY8C95xx	SMD/SMT	SSOP-48	I2C, Serial, SMBus	40 I/O	With Interrupt	3 V	5.25 V	100 kHz	- 40 C	+ 85 C		Reel, Cut Tape, MouseReel	2 kV
Interface - I/O Expanders 2-Wire-Interfaced, 2.5V to 5.5V, 20-Port MAX7300AAX+ Analog Devices / Maxim Integrated 1: ¥3,576.1 524In Stock	Mfr. Part # MAX7300AAX+ Mouser Part # 700-MAX7300AAX	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced, 2.5V to 5.5V, 20-Port	Datasheet	524In Stock	¥3,576.1 ¥2,840.3 ¥2,719.1 ¥2,509.8 View ¥2,393.5 ¥2,350.3	Min.: 1 Mult.: 1	MAX7300	SMD/SMT	SSOP-36	I2C, Serial	20 I/O	With Interrupt	2.5 V	5.5 V	400 kHz	- 40 C	+ 125 C		Tube	Without ESD Protection
Interface - I/O Expanders 4-Wire-Interfaced, 2.5V to 5.5V, 20-Port MAX7301ATL+T Analog Devices / Maxim Integrated 1: ¥2,476.6 17,209In Stock	Mfr. Part # MAX7301ATL+T Mouser Part # 700-MAX7301ATLT	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	17,209In Stock	Cut Tape ¥2,476.6 ¥2,061.3 ¥1,925.1 ¥1,778.9 View Reel ¥1,549.7 ¥1,675.9 ¥1,654.4 ¥1,549.7 Quote MouseReel Available	Min.: 1 Mult.: 1 : 2,500	MAX7301	SMD/SMT	TQFN-40	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 MAX7311AWG+ Analog Devices / Maxim Integrated 1: ¥2,139.4 306In Stock	Mfr. Part # MAX7311AWG+ Mouser Part # 700-MAX7311AWG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	306In Stock	¥2,139.4 ¥1,675.9 ¥1,559.7 ¥1,431.8 View ¥1,416.8 ¥1,284 ¥1,257.4 Quote	Min.: 1 Mult.: 1	MAX7311	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 2-Wire-Interfaced 16-Bit I/O Port Expand MAX7312AAG+ Analog Devices / Maxim Integrated 1: ¥1,549.7 861In Stock	Mfr. Part # MAX7312AAG+ Mouser Part # 700-MAX7312AAG	Analog Devices / Maxim Integrated	Interface - I/O Expanders 2-Wire-Interfaced 16-Bit I/O Port Expand	Datasheet	861In Stock	¥1,549.7 ¥1,200.9 ¥1,114.5 ¥1,016.5 View ¥970 ¥943.4 ¥918.5 Quote	Min.: 1 Mult.: 1	MAX7312	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 18-Port GPIO with LED Intensity Control, MAX7314ATG+T Analog Devices / Maxim Integrated 1: ¥1,009.9 1,042In Stock	Mfr. Part # MAX7314ATG+T Mouser Part # 700-MAX7314ATGT	Analog Devices / Maxim Integrated	Interface - I/O Expanders 18-Port GPIO with LED Intensity Control,	Datasheet	1,042In Stock	Cut Tape ¥1,009.9 ¥988.3 ¥966.7 ¥946.8 View ¥933.5 ¥918.5 ¥905.2 ¥892 MouseReel Available	Min.: 1 Mult.: 1	MAX7314	SMD/SMT	TQFN-EP-24	I2C, Serial	18 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 10-Port SPI-Interfaced I/O Expander with MAX7317ATE+T Analog Devices / Maxim Integrated 1: ¥1,257.4 2,814In Stock	Mfr. Part # MAX7317ATE+T Mouser Part # 700-MAX7317ATET	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	2,814In Stock	Cut Tape ¥1,257.4 ¥971.7 ¥900.3 ¥820.5 View Reel ¥689.3 ¥762.4 ¥739.1 ¥689.3 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	MAX7317	SMD/SMT	TQFN-16	Serial, SPI	10 I/O	Without Interrupt	2.25 V	3.6 V	26 MHz	- 40 C	+ 125 C		Reel, Cut Tape, MouseReel	Without ESD Protection
Interface - I/O Expanders 16-bit translating I C-bus/SMBus I/O exp TCAL6416RDTOR Texas Instruments 1: ¥423.6 980In Stock 3,000Expected 11/19/2026	Mfr. Part # TCAL6416RDTOR Mouser Part # 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	980In Stock 3,000Expected 11/19/2026	¥423.6 ¥315.6 ¥287.4 ¥257.5 View ¥239.2 ¥230.9 ¥225.9 ¥210.9 ¥206	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 16-bit low-voltage I C-bus and SMBus I/O TCAL9539PWR Texas Instruments 1: ¥405.3 425In Stock 6,000Expected 3/18/2027	Mfr. Part # TCAL9539PWR Mouser Part # 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	425In Stock 6,000Expected 3/18/2027	Cut Tape ¥405.3 ¥300.6 ¥275.7 ¥245.8 Reel ¥214.3 View ¥232.5 ¥225.9 ¥220.9 ¥201 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 NCA9539PW-Q100/SOT355/TSSOP24 NCA9539PW-Q100J Nexperia 1: ¥307.3 1,439In Stock	Mfr. Part # NCA9539PW-Q100J Mouser Part # 771-NCA9539PW-Q100J	Nexperia	Interface - I/O Expanders NCA9539PW-Q100/SOT355/TSSOP24 Learn More about Nexperia nca9535 nca9539 nca9555 gipo expanders	Datasheet	1,439In Stock	Cut Tape ¥307.3 ¥225.9 ¥206 ¥182.7 Reel ¥154.5 View ¥172.7 ¥165.6 ¥165.1 ¥151.2 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	+ 125 C	AEC-Q100	Reel, Cut Tape, MouseReel
Interface - I/O Expanders PCA9539PW/SOT355/TSSOP24 PCA9539PWJ Nexperia 1: ¥318.9 1,022In Stock	Mfr. Part # PCA9539PWJ Mouser Part # 771-PCA9539PWJ	Nexperia	Interface - I/O Expanders PCA9539PW/SOT355/TSSOP24	Datasheet	1,022In Stock	Cut Tape ¥318.9 ¥234.2 ¥214.3 ¥191 Reel ¥164.4 View ¥179.4 ¥172.7 ¥157.5 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 8-Bit I2C-Controlled GPIO Expander FXL6408UMX onsemi 1: ¥104.6 36,579In Stock 105,000On Order	Mfr. Part # FXL6408UMX Mouser Part # 512-FXL6408UMX	onsemi	Interface - I/O Expanders 8-Bit I2C-Controlled GPIO Expander	Datasheet	36,579In Stock 105,000On Order On Order Ship Dates Mfr. #: FXL6408UMX Stock: 36,579 Can Ship Immediately On Order: 45,000 Expected 2/2/2027 60,000 Expected 3/16/2027 Factory Lead-Time: 35 Weeks	Cut Tape ¥104.6 ¥73.6 ¥65.8 ¥57.1 View Reel ¥44.7 ¥53 ¥50.5 ¥48.5 ¥45.8 ¥44.7 MouseReel Available	Min.: 1 Mult.: 1 : 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
Interface - I/O Expanders I2C-Compatible Keypd Cntlr GPIO PWM A 59 A 595-LM8330TMX/NOPB LM8330TME/NOPB Texas Instruments 1: ¥553.1 1,600In Stock	Mfr. Part # LM8330TME/NOPB Mouser Part # 595-LM8330TME/NOPB	Texas Instruments	Interface - I/O Expanders I2C-Compatible Keypd Cntlr GPIO PWM A 59 A 595-LM8330TMX/NOPB	Datasheet	1,600In Stock	Cut Tape ¥553.1 ¥411.9 ¥377 ¥345.5 Reel ¥292.3 View ¥274.1 ¥269.1 MouseReel Available	Min.: 1 Mult.: 1 : 250	LM8330	SMD/SMT	DSBGA-25	I2C, Serial		With Interrupt	1.62 V	1.98 V	400 kHz	- 30 C	+ 85 C		Reel, Cut Tape, MouseReel	8 kV
Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534APW PCA9534APWR Texas Instruments 1: ¥357.1 3,705In Stock	Mfr. Part # PCA9534APWR Mouser Part # 595-PCA9534APWR	Texas Instruments	Interface - I/O Expanders Remote 8B I2C & Lo- Pwr I/O Expander A 5 A 595-PCA9534APW	Datasheet	3,705In Stock	Cut Tape ¥357.1 ¥264.1 ¥240.8 ¥215.9 Reel ¥182.7 View ¥202.6 ¥196 ¥194.3 ¥177.7 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9534A	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 PCA9535DBQR Texas Instruments 1: ¥795.6 695In Stock	Mfr. Part # PCA9535DBQR Mouser Part # 595-PCA9535DBQR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander	Datasheet	695In Stock	Cut Tape ¥795.6 ¥599.6 ¥549.8 ¥496.6 View Reel ¥430.2 ¥471.7 ¥466.7 ¥438.5 ¥430.2 MouseReel Available	Min.: 1 Mult.: 1 : 2,500	PCA9535	SMD/SMT	QSOP-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 16-Bit I2C & SMBus L o-Pwr I/O Expander R 595-TCA9535PWR PCA9535PWR Texas Instruments 1: ¥448.5 1,999In Stock 4,000Expected 3/11/2027	Mfr. Part # PCA9535PWR Mouser Part # 595-PCA9535PWR	Texas Instruments	Interface - I/O Expanders 16-Bit I2C & SMBus L o-Pwr I/O Expander R 595-TCA9535PWR	Datasheet	1,999In Stock 4,000Expected 3/11/2027	Cut Tape ¥448.5 ¥332.2 ¥304 ¥272.4 Reel ¥234.2 View ¥257.5 ¥249.2 ¥244.2 ¥227.6 MouseReel Available	Min.: 1 Mult.: 1 : 2,000	PCA9535	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 16-Bit I2C & SMBus L o-Pwr I/O Expander PCA9535RGER Texas Instruments 1: ¥348.8 1,547In 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	1,547In Stock 18,000Expected 2/4/2027	Cut Tape ¥348.8 ¥257.5 ¥235.9 ¥210.9 Reel ¥176.1 View ¥197.7 ¥191 ¥172.7 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: ¥262.4 2,381In Stock 2,500Expected 11/19/2026	Mfr. Part # PCA9536DGKRG4 Mouser Part # 595-PCA9536DGKRG4	Texas Instruments	Interface - I/O Expanders Remote 4-Bit I2C and SMBus I/O Expander ALT 595-PCA9536DGKR	Datasheet	2,381In Stock 2,500Expected 11/19/2026	Cut Tape ¥262.4 ¥191 ¥174.4 ¥153.5 Reel ¥117.3 View ¥144.2 ¥138.5 ¥136.9 ¥114.6 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 Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DWR PCA9538DW Texas Instruments 1: ¥752.4 579In Stock	Mfr. Part # PCA9538DW Mouser Part # 595-PCA9538DW	Texas Instruments	Interface - I/O Expanders Rem 8B I2C & SMBus L o-Pwr I/O Expander A 595-PCA9538DWR	Datasheet	579In Stock	¥752.4 ¥566.4 ¥521.6 ¥468.4 View ¥453.5 ¥418.6 ¥413.6	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