Call us: +86 0755-82563503

Currency: $ US Dollar

Items : %s%s

I/O Expanders

Compare Image Name Manufacturer Pricing(USD) Quantity Weight(Kg) Size(LxWxH) Datasheet Factory Lead Time Lifecycle Status Mount Packaging Published Series Pbfree Code Part Status Moisture Sensitivity Level (MSL) Number of Terminations ECCN Code Max Operating Temperature Min Operating Temperature Operating Supply Voltage Number of Ports Length RoHS Status Lead Free Number of Pins Additional Feature Package / Case Interface REACH SVHC Reach Compliance Code Frequency Height Width Thickness Mounting Type Weight Operating Temperature Technology Operating Supply Current Height Seated (Max) HTS Code Nominal Supply Current JESD-609 Code Terminal Finish Terminal Position Terminal Form Peak Reflow Temperature (Cel) Supply Voltage Time@Peak Reflow Temperature-Max (s) Base Part Number Pin Count Output Type Temperature Grade Surface Mount Terminal Pitch JESD-30 Code Number of Channels Subcategory Qualification Status Power Supplies Supply Voltage-Max (Vsup) Max Power Dissipation Number of Outputs Output Current Feature Halogen Free Power Dissipation Supplier Device Package Frequency (Max) Number of Bits Number of I/O Address Bus Width Supply Current-Max Voltage - Supply Boundary Scan Low Power Mode uPs/uCs/Peripheral ICs Type Clock Frequency Communication Protocol Current - Output Source/Sink Interrupt Output
CAT9554HV4I-GT2 CAT9554HV4I-GT2 ON Semiconductor 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tape & Reel (TR) 2008 yes Obsolete 1 (Unlimited) 16 EAR99 5.5V 1 4mm RoHS Compliant Lead Free 16 16-WQFN Exposed Pad I2C, SMBus 4mm Surface Mount -40°C~85°C CMOS e4 Nickel/Palladium/Gold (Ni/Pd/Au) QUAD NO LEAD NOT SPECIFIED 3V NOT SPECIFIED CAT9554 16 Push-Pull YES 0.65mm Not Qualified 2.5/5V 24mA POR Halogen Free 1W 8 8 2.3V~5.5V 400kHz 10mA 24mA Yes
XRA1405IL24-F XRA1405IL24-F MaxLinear, Inc. 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 16 Weeks Tray 1999 Active 2 (1 Year) 16 EAR99 2 3mm RoHS Compliant 24-VFQFN Exposed Pad SPI 3mm Surface Mount -40°C~85°C CMOS 1mm 8542.39.00.01 e3 Matte Tin (Sn) QUAD NO LEAD 260 1.8V 40 Open Drain YES 0.5mm 16 1.65V~3.6V PARALLEL IO PORT, GENERAL PURPOSE 26MHz Yes
PCA9554CPWJ PCA9554CPWJ NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tape & Reel (TR) 2003 Active 1 (Unlimited) 16 1 5mm ROHS3 Compliant 16-TSSOP (0.173, 4.40mm Width) I2C, SMBus 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm DUAL GULL WING NOT SPECIFIED 1.8V NOT SPECIFIED PCA9554 16 Push-Pull YES 0.65mm R-PDSO-G16 Not Qualified POR 8 8 1.65V~5.5V 400kHz 10mA 25mA Yes
PCA9539PWE4 PCA9539PWE4 Texas Instruments 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download NRND (Last Updated: 1 week ago) Tube yes Not For New Designs 1 (Unlimited) 24 EAR99 5.5V 2 7.8mm ROHS3 Compliant Lead Free 24 24-TSSOP (0.173, 4.40mm Width) I2C, SMBus 1.2mm 4.4mm 1mm Surface Mount 89.499445mg -40°C~85°C CMOS e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL GULL WING 260 3V NOT SPECIFIED CA9539 24 Push-Pull YES 0.65mm Not Qualified 2 25mA POR 16 16 2.3V~5.5V 400kHz 10mA 25mA Yes
NCT5655W NCT5655W Nuvoton Technology Corporation 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 12 Weeks Active 24 7.8mm 24-TSSOP (0.173, 4.40mm Width) I2C, SMBus compliant 4.4mm Surface Mount -40°C~85°C CMOS 1.2mm DUAL GULL WING 3V Open Drain YES 0.65mm R-PDSO-G24 LED Output(s), POR 16 3 2.3V~5.5V NO YES SERIAL IO/COMMUNICATION CONTROLLER, I2C BUS 400kHz I2C Yes
CP2120-GMR CP2120-GMR Silicon Labs 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 6 Weeks Tape & Reel (TR) 1997 yes Not For New Designs 1 (Unlimited) 20 4mm RoHS Compliant 20-VFQFN Exposed Pad I2C, SPI compliant 4mm Surface Mount -40°C~85°C CMOS 1mm QUAD NO LEAD NOT SPECIFIED 3.3V NOT SPECIFIED CP2120 20 Open Drain, Push-Pull YES 0.5mm S-XQCC-N20 Not Qualified 8 3V~3.6V BUS CONTROLLER, I2C 400kHz 100mA Yes
PCA9534BS3,118 PCA9534BS3,118 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tape & Reel (TR) 2003 Active 1 (Unlimited) 16 1 3mm ROHS3 Compliant 16-VFQFN Exposed Pad I2C, SMBus 3mm Surface Mount -40°C~85°C CMOS 1mm e4 NICKEL PALLADIUM GOLD QUAD NO LEAD 260 3V 40 PCA9534 16 Push-Pull YES 0.5mm S-PQCC-N16 Not Qualified POR 8 2.3V~5.5V 400kHz 10mA 25mA Yes
PCA9672PW,112 PCA9672PW,112 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 10 Weeks Tube 2003 Obsolete 1 (Unlimited) 16 EAR99 1 5mm ROHS3 Compliant 16-TSSOP (0.173, 4.40mm Width) I2C 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL GULL WING 260 3V 30 PCA9672 16 Push-Pull YES 0.65mm R-PDSO-G16 Not Qualified 2.5/5V POR 8 8 2.3V~5.5V 1MHz 100μA 25mA Yes
MCP23009-E/SS MCP23009-E/SS Microchip Technology 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 14 Weeks Surface Mount Tube yes Active 1 (Unlimited) 20 EAR99 1 7.2mm ROHS3 Compliant Lead Free 20 20-SSOP (0.209, 5.30mm Width) I2C No SVHC 5.3mm Surface Mount -40°C~125°C CMOS 2mm 1mA e3 Matte Tin (Sn) - annealed DUAL GULL WING 260 5V 40 MCP23009 20 Open Drain 0.65mm 1 Not Qualified 2/5V 200mA POR 700mW 8 8 1.8V~5.5V 3.4MHz 25mA Yes
MCP23S08-E/P MCP23S08-E/P Microchip Technology 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Through Hole Tube 2005 yes Active 1 (Unlimited) 18 EAR99 1 ROHS3 Compliant Lead Free 18 18-DIP (0.300, 7.62mm) SPI No SVHC 7.62mm Through Hole 1.270087g -40°C~125°C CMOS 1mA 5.334mm 1mA e3 Matte Tin (Sn) DUAL NOT SPECIFIED 5V NOT SPECIFIED MCP23S08 18 Push-Pull 2.54mm 1 Not Qualified 5V 700mW 25mA POR 8 8 1.8V~5.5V 10MHz Yes
PCA9557PW,112 PCA9557PW,112 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 10 Weeks Tube 2002 Obsolete 1 (Unlimited) 16 EAR99 1 5mm ROHS3 Compliant 16-TSSOP (0.173, 4.40mm Width) I2C, SMBus 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL GULL WING 260 30 PCA9557 16 Open Drain, Push-Pull YES 0.65mm R-PDSO-G16 2.5/5V POR 8 8 2.3V~5.5V 400kHz 10mA 25mA No
MCP23S17T-E/SO MCP23S17T-E/SO Microchip Technology 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 12 Weeks Surface Mount Tape & Reel (TR) 2005 yes Active 1 (Unlimited) 28 EAR99 2 ROHS3 Compliant Lead Free 28 28-SOIC (0.295, 7.50mm Width) SPI No SVHC 7.5mm Surface Mount -40°C~125°C CMOS 2.65mm 1mA e3 Matte Tin (Sn) DUAL GULL WING 250 5V 40 MCP23S17 28 Push-Pull 1 Not Qualified 5V POR 700mW 16 16 1.8V~5.5V 10MHz 25mA Yes
PCF8574DWG4 PCF8574DWG4 Texas Instruments 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 1 16 EAR99 85°C -40°C 6V 1 10.3mm RoHS Compliant Lead Free 16 SOIC 100kHz 7.5mm 420.395078mg CMOS 2.65mm e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL GULL WING 260 5V NOT SPECIFIED 16 INDUSTRIAL YES 1.27mm Parallel IO Ports Not Qualified 3/5V 6V 100kHz 8 8 0.1mA PARALLEL IO PORT, GENERAL PURPOSE
PCA9554APW,118 PCA9554APW,118 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tape & Reel (TR) 2003 Active 1 (Unlimited) 16 1 5mm ROHS3 Compliant 16-TSSOP (0.173, 4.40mm Width) I2C, SMBus 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm e4 NICKEL PALLADIUM GOLD DUAL GULL WING 260 3V 30 PCA9554 16 Push-Pull YES 0.65mm R-PDSO-G16 Not Qualified 2.5/5V POR 8 8 2.3V~5.5V 400kHz 10mA 25mA Yes
PCA9557D,118 PCA9557D,118 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tape & Reel (TR) 2003 Active 1 (Unlimited) 16 1 9.9mm ROHS3 Compliant 16-SOIC (0.154, 3.90mm Width) I2C, SMBus 3.9mm Surface Mount -40°C~85°C CMOS 1.75mm e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL GULL WING 260 30 PCA9557 16 Open Drain, Push-Pull YES 1.27mm R-PDSO-G16 2.5/5V POR 8 8 2.3V~5.5V 400kHz 10mA 25mA No
MCP23S18-E/MJ MCP23S18-E/MJ Microchip Technology 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 8 Weeks Surface Mount Tray 2008 Active 1 (Unlimited) 24 EAR99 2 4mm ROHS3 Compliant Lead Free 24 24-VFQFN Exposed Pad SPI No SVHC 4mm Surface Mount 928.191737mg -40°C~125°C CMOS 0.9mm 1mA e3 Matte Tin (Sn) - annealed QUAD NO LEAD 260 5V 40 MCP23S18 24 Open Drain 0.5mm 1 Parallel IO Port Not Qualified 2/5V 700mW 400mA 16 16 1.8V~5.5V PARALLEL IO PORT, GENERAL PURPOSE 10MHz 25mA Yes
PCA9502BS,128 PCA9502BS,128 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 10 Weeks Tape & Reel (TR) 2003 Active 1 (Unlimited) 24 1 4mm ROHS3 Compliant IT ALSO OPERATES AT 3.3V SUPPLY 24-VFQFN Exposed Pad I2C, SPI 4mm Surface Mount -40°C~85°C CMOS 1mm e4 NICKEL PALLADIUM GOLD QUAD 260 2.5V 30 PCA9502 24 Push-Pull YES 0.5mm S-PQCC-N24 Parallel IO Port 2.5/3.3V 8 8 2.3V~3.6V PARALLEL IO PORT, GENERAL PURPOSE 400kHz No
PCA9536DGKRG4 PCA9536DGKRG4 Texas Instruments 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 6 Weeks Tape & Reel (TR) yes Active 1 (Unlimited) 8 EAR99 1 3mm ROHS3 Compliant 8-TSSOP, 8-MSOP (0.118, 3.00mm Width) I2C, SMBus 3mm Surface Mount -40°C~85°C CMOS 1.07mm e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL GULL WING 260 3V CA9536 8 Push-Pull YES 0.65mm R-PDSO-G8 2.5/5V POR 4 4 0.15mA 2.3V~5.5V 400kHz 10mA 25mA No
PCA6416APW,118 PCA6416APW,118 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tape & Reel (TR) 2005 Active 1 (Unlimited) 24 2 7.8mm ROHS3 Compliant 24-TSSOP (0.173, 4.40mm Width) I2C, SMBus 4.4mm Surface Mount -40°C~85°C CMOS 1.1mm DUAL GULL WING NOT SPECIFIED 1.8V NOT SPECIFIED PCA6416 24 Push-Pull YES 0.65mm R-PDSO-G24 Not Qualified 1.8/5V POR 16 16 1.65V~5.5V 400kHz 10mA 25mA Yes
PCA9557BSHP PCA9557BSHP NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tape & Reel (TR) 2003 Obsolete 1 (Unlimited) 16-VQFN Exposed Pad I2C, SMBus Surface Mount -40°C~85°C Open Drain POR 8 2.3V~5.5V 400kHz 10mA 20mA No
MCP23S08T-E/SO MCP23S08T-E/SO Microchip Technology 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tape & Reel (TR) 2006 yes Active 1 (Unlimited) 18 EAR99 5.5V 1 ROHS3 Compliant Lead Free 18 18-SOIC (0.295, 7.50mm Width) SPI 7.5mm Surface Mount -40°C~125°C CMOS 2.65mm 1mA e3 Matte Tin (Sn) DUAL GULL WING 260 5V 40 MCP23S08 18 Push-Pull YES 1 Not Qualified 5V POR 700mW 8 8 1.8V~5.5V 10MHz 25mA Yes
PCA8574D,512 PCA8574D,512 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tube 2003 Obsolete 2 (1 Year) 16 1 10.3mm ROHS3 Compliant 16-SOIC (0.295, 7.50mm Width) I2C 7.5mm Surface Mount -40°C~85°C CMOS 2.65mm e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL GULL WING 260 3V 30 PCA8574 16 Push-Pull YES 1.27mm R-PDSO-G16 Not Qualified 2.5/5V POR 8 8 2.3V~5.5V 400kHz 100μA 25mA Yes
PCF8574DGVRG4 PCF8574DGVRG4 Texas Instruments 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 6 Weeks ACTIVE (Last Updated: 4 days ago) Tape & Reel (TR) yes Active 1 (Unlimited) 20 EAR99 1 5mm ROHS3 Compliant Lead Free 20 20-TFSOP (0.173, 4.40mm Width) I2C 1.2mm 4.4mm 1.05mm Surface Mount 60.186038mg -40°C~85°C CMOS e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL GULL WING 260 5V NOT SPECIFIED PCF8574 20 Push-Pull YES 0.4mm Not Qualified 3/5V POR 8 8 0.1mA 2.5V~6V 100kHz 1mA 25mA Yes
PCA9554AN,112 PCA9554AN,112 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube 2003 Obsolete 1 (Unlimited) 16 EAR99 1 19.025mm ROHS3 Compliant 16-DIP (0.300, 7.62mm) I2C, SMBus 7.62mm Through Hole -40°C~85°C CMOS 4.2mm e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL NOT SPECIFIED 3V NOT SPECIFIED PCA9554 16 Push-Pull NO 2.54mm R-PDIP-T16 Not Qualified 2.5/5V POR 8 8 2.3V~5.5V 400kHz 10mA 25mA Yes
PCA9554APWG4 PCA9554APWG4 Texas Instruments 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Tube Not For New Designs 1 (Unlimited) 16 EAR99 5.5V 1 5mm ROHS3 Compliant Lead Free 16 16-TSSOP (0.173, 4.40mm Width) I2C, SMBus 4.4mm Surface Mount 61.887009mg -40°C~85°C CMOS 1.2mm e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL GULL WING 260 5V NOT SPECIFIED CA9554 16 Push-Pull YES 0.65mm Not Qualified 2.5/5V POR 8 8 0.175mA 2.3V~5.5V 400kHz 10mA 25mA Yes
PCA9502BS,157 PCA9502BS,157 Rochester Electronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tray Obsolete 1 (Unlimited) ROHS3 Compliant 24-VFQFN Exposed Pad I2C, SPI Surface Mount -40°C~85°C Push-Pull 24-HVQFN (4x4) 8 2.3V~3.6V 400kHz No
PCA9539BSHP PCA9539BSHP NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tape & Reel (TR) 2013 Active 1 (Unlimited) 24 EAR99 2 4mm ROHS3 Compliant 24-VFQFN Exposed Pad I2C 4mm Surface Mount -40°C~85°C CMOS 1mm 8542.39.00.01 QUAD NO LEAD NOT SPECIFIED 3V NOT SPECIFIED PCA9539 24 Open Drain YES 0.5mm S-PQCC-N24 POR 16 2.3V~5.5V 400kHz 50mA Yes
PCA9500D,112 PCA9500D,112 Rochester Electronics 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download Tube Obsolete 1 (Unlimited) ROHS3 Compliant 16-SOIC (0.295, 7.50mm Width) I2C, SMBus Surface Mount -40°C~85°C Push-Pull EEPROM, POR 16-SO 8 2.5V~3.6V 400kHz 100μA 25mA No
PCAL6416AHF,128 PCAL6416AHF,128 NXP Semiconductors 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 download 7 Weeks Tape & Reel (TR) 2010 Agile Active 1 (Unlimited) 24 2 4mm ROHS3 Compliant 24-WFQFN Exposed Pad I2C, SMBus 4mm Surface Mount -40°C~85°C CMOS 0.8mm 8542.39.00.01 QUAD NO LEAD NOT SPECIFIED 1.8V NOT SPECIFIED PCAL6416A 24 Open Drain, Push-Pull YES 0.5mm S-PQCC-N24 Not Qualified 1.8/5V POR 16 16 200mA 1.65V~5.5V 400kHz 10mA 25mA Yes
PCF8574PWRG4 PCF8574PWRG4 Texas Instruments 0.0000
RFQ

Min: 1

Mult: 1

0.00000000 Tape & Reel (TR) 1 (Unlimited) 20 EAR99 85°C -40°C 6V 1 6.5mm RoHS Compliant Lead Free 20 TSSOP 100kHz 4.4mm 76.997305mg CMOS 1.2mm e4 Nickel/Palladium/Gold (Ni/Pd/Au) DUAL GULL WING 260 5V NOT SPECIFIED 20 INDUSTRIAL YES 0.65mm Parallel IO Ports Not Qualified 3/5V 6V 100kHz 8 8 0.1mA PARALLEL IO PORT, GENERAL PURPOSE
Settings Need Help?
Top FAQ's

How can I quickly find answers to my questions?

Please visit the Help & Support area of our website to find information regarding ordering, shipping, delivery and more.

What is my Order Status?

Registered users can track orders from their account dropdown, or click here. *Order Status may take 12 hours to update after initial order is placed.

How do I return product?

Users can begin the returns process by starting with our Returns Page.

How do I find price and availability?

Quotes can be created by registered users in myLists.

How do I create a 'HK JDW' Account?

Visit the Registration Page and enter the required information. You will receive an email confirmation when your registration is complete.

United Kingdom/GBP Summary
Fast Shipping Fast Delivery

Orders are typically delivered to United Kingdom within 48 hours depending on location.

Free Shipping Free Shipping

Free delivery to United Kingdom on orders of £33 or more. A delivery charge of £12 will be billed on all orders less than £33.

Incoterms Incoterms

DDP (Duty and customs paid by HK JDW)

Payment Options Payment Types

Credit account for qualified institutions and businesses

Payment in Advance by Wire Transfer

Visa Mastercard American Express PayPal Apple Pay Google Pay

Marketplace Marketplace Product

More Products From Fully Authorized Partners

Average Time to Ship 1-3 Days, extra ship charges may apply. Please see product page, cart, and checkout for actual ship speed.

Incoterms: CPT (Duty, customs, and applicable VAT/Tax due at time of delivery)

For more information visit Help & Support