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I/O Expanders

Find I/O Expanders from NXP, Texas Instruments, and additional brands. 965 part numbers available at FPGACenter. IDEA-1010 inspected, worldwide delivery.

Part NumberManufacturerDescriptionPackageStockPriceMOQStatus
Rochester ElectronicsThe CAT9554HV6I is a bus interface IC manufactured by Rochester Electronics. Design review should confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, package fit, and operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This - component is supplied in a standard package suitable for both prototyping and production builds. Designed for networking equipment, industrial automation, and telecommunications applications, the CAT9554HV6I is currently in active production through Rochester Electronics's standard distribution channels.Check5.520 In Stock$0.42801ACTIVE
Rochester ElectronicsThe CAT9554WI-G is a bus interface IC manufactured by Rochester Electronics. Key technical specifications include 2.3V ~ 5.5V supply voltage, -40°C ~ 85°C operating temperature, and I²C, SMBus interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 16-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CAT9554WI-G is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.16-SOIC (0.154", 3.90mm Width)RFQ for sourcing$0.77281OBSOLETE
OnsemiThe CAT9554WI-GT2 is a bus interface IC manufactured by Onsemi. Key technical specifications include 2.3V ~ 5.5V supply voltage, -40°C ~ 85°C operating temperature, and I²C, SMBus interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 16-SOIC (0.154", 3.90mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CAT9554WI-GT2 is no longer produced by Onsemi; FPGACenter maintains verified stock sourced through certified supply chain partners.16-SOIC (0.154", 3.90mm Width)RFQ for sourcing$4.821OBSOLETE
Rochester ElectronicsThe CAT9554YGI is a bus interface IC manufactured by Rochester Electronics. Key technical specifications include 2.3V ~ 5.5V supply voltage, -40°C ~ 85°C operating temperature, and I²C, SMBus interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 16-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CAT9554YGI is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.16-TSSOP (0.173", 4.40mm Width)RFQ for sourcing$0.42801OBSOLETE
OnsemiThe CAT9554YI-GT2 is a bus interface IC manufactured by Onsemi. Key technical specifications include 2.3V ~ 5.5V supply voltage, -40°C ~ 85°C operating temperature, and I²C, SMBus interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 16-TSSOP (0.173", 4.40mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CAT9554YI-GT2 is no longer produced by Onsemi; FPGACenter maintains verified stock sourced through certified supply chain partners.16-TSSOP (0.173", 4.40mm Width)RFQ for sourcing$5.071OBSOLETE
OnsemiThe CAT9555HT6I-GT2 is a bus interface IC manufactured by Onsemi. Key technical specifications include 2.3V ~ 5.5V supply voltage, -40°C ~ 85°C operating temperature, and I²C, SMBus interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 24-WFQFN Exposed Pad package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CAT9555HT6I-GT2 is no longer produced by Onsemi; FPGACenter maintains verified stock sourced through certified supply chain partners.24-WFQFN Exposed PadRFQ for sourcing$0.24751OBSOLETE
Rochester ElectronicsThe CAT9555HV6I is a bus interface IC manufactured by Rochester Electronics. Key technical specifications include 2.3V ~ 5.5V supply voltage, -40°C ~ 85°C operating temperature, and I²C, SMBus interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 24-WFQFN Exposed Pad package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CAT9555HV6I is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.24-WFQFN Exposed PadRFQ for sourcing$0.67781OBSOLETE
Rochester ElectronicsThe CAT9555HV6I-G is a bus interface IC manufactured by Rochester Electronics. Key technical specifications include 2.3V ~ 5.5V supply voltage, -40°C ~ 85°C operating temperature, and I²C, SMBus interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 24-WFQFN Exposed Pad package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CAT9555HV6I-G is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.24-WFQFN Exposed PadRFQ for sourcing$0.24751OBSOLETE
Rochester ElectronicsThe CAT9555HV6I-GT2 is a bus interface IC manufactured by Rochester Electronics. Key technical specifications include 2.3V ~ 5.5V supply voltage, -40°C ~ 85°C operating temperature, and I²C, SMBus interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 24-WFQFN Exposed Pad package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CAT9555HV6I-GT2 is no longer produced by Rochester Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.24-WFQFN Exposed PadRFQ for sourcing$2.941OBSOLETE
OnsemiThe CAT9555HV6I-T2 is a bus interface IC manufactured by Onsemi. Key technical specifications include 2.3V ~ 5.5V supply voltage, -40°C ~ 85°C operating temperature, and I²C, SMBus interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 24-WFQFN Exposed Pad package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CAT9555HV6I-T2 is no longer produced by Onsemi; FPGACenter maintains verified stock sourced through certified supply chain partners.24-WFQFN Exposed PadRFQ for sourcingRFQ1OBSOLETE
OnsemiThe CAT9555WI-T1 is a bus interface IC manufactured by Onsemi. Key technical specifications include 2.3V ~ 5.5V supply voltage, -40°C ~ 85°C operating temperature, and I²C, SMBus interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 24-SOIC (0.295", 7.50mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CAT9555WI-T1 is no longer produced by Onsemi; FPGACenter maintains verified stock sourced through certified supply chain partners.24-SOIC (0.295", 7.50mm Width)RFQ for sourcing$5.201OBSOLETE
Rochester ElectronicsThe CAT9555YI is a bus interface IC manufactured by Rochester Electronics. Design review should confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, package fit, and operating temperature limits, plus genuine factory-marked silicon, original packaging, and full lot/date code traceability. This - component is supplied in a standard package suitable for both prototyping and production builds. Designed for networking equipment, industrial automation, and telecommunications applications, the CAT9555YI is currently in active production through Rochester Electronics's standard distribution channels.Check1.588 In StockRFQ1ACTIVE
Rochester ElectronicsThe CDP1852CD is a bus interface IC manufactured by Rochester Electronics. Key technical specifications include 4V ~ 6.5V supply voltage, -55°C ~ 125°C operating temperature, and Parallel interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Through Hole component is supplied in a 24-CDIP (0.600", 15.24mm) package and is rated for operation across -55°C ~ 125°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CDP1852CD is currently in active production through Rochester Electronics's standard distribution channels.24-CDIP (0.600", 15.24mm)1.504 In Stock$26.901ACTIVE
Rochester ElectronicsThe CDP1852E is a bus interface IC manufactured by Rochester Electronics. Key technical specifications include 4V ~ 10.5V supply voltage, -40°C ~ 85°C operating temperature, and Parallel interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Through Hole component is supplied in a 24-DIP (0.600", 15.24mm) package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CDP1852E is currently in active production through Rochester Electronics's standard distribution channels.24-DIP (0.600", 15.24mm)3.519 In Stock$5.181ACTIVE
Rochester ElectronicsThe CDP6823Q is a bus interface IC manufactured by Rochester Electronics. Key technical specifications include 4.5V ~ 5.5V supply voltage, 0°C ~ 70°C operating temperature, and Parallel interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 44-LCC (J-Lead) package and is rated for operation across 0°C ~ 70°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CDP6823Q is currently in active production through Rochester Electronics's standard distribution channels.44-LCC (J-Lead)1.577 In Stock$2.711ACTIVE
RenesasThe CMP82C55AZ is a bus interface IC manufactured by Renesas. Key technical specifications include 4.5V ~ 5.5V supply voltage, 0°C ~ 70°C operating temperature, and Parallel interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Through Hole component is supplied in a 40-DIP (0.600", 15.24mm) package and is rated for operation across 0°C ~ 70°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CMP82C55AZ is no longer produced by Renesas; FPGACenter maintains verified stock sourced through certified supply chain partners.40-DIP (0.600", 15.24mm)RFQ for sourcing$24.091OBSOLETE
RenesasThe CMQ82C55AZ96 is a bus interface IC manufactured by Renesas. Key technical specifications include 4.5V ~ 5.5V supply voltage, 0°C ~ 70°C operating temperature, and Parallel interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 44-QFP package and is rated for operation across 0°C ~ 70°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CMQ82C55AZ96 is currently in active production through Renesas's standard distribution channels.44-QFP2.386 In Stock$19.781ACTIVE
RenesasThe CMS82C55AZ is a bus interface IC manufactured by Renesas. Key technical specifications include 4.5V ~ 5.5V supply voltage, 0°C ~ 70°C operating temperature, and Parallel interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 44-LCC (J-Lead) package and is rated for operation across 0°C ~ 70°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CMS82C55AZ is currently in active production through Renesas's standard distribution channels.44-LCC (J-Lead)1.807 In Stock$12.341ACTIVE
RenesasThe CMS82C55AZ96 is a bus interface IC manufactured by Renesas. Key technical specifications include 4.5V ~ 5.5V supply voltage, 0°C ~ 70°C operating temperature, and Parallel interface; design review should also confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, and package fit. This Surface Mount component is supplied in a 44-LCC (J-Lead) package and is rated for operation across 0°C ~ 70°C. Designed for networking equipment, industrial automation, and telecommunications applications, the CMS82C55AZ96 is currently in active production through Renesas's standard distribution channels.44-LCC (J-Lead)5.880 In Stock$12.341ACTIVE
SparkFun ElectronicsThe COM-15099 is a bus interface IC manufactured by SparkFun Electronics. Technical highlights include 1.8V ~ 5.5V supply voltage and I²C interface; design review should confirm SPI, I2C, UART, CAN bus, USB, or Ethernet interface requirements, signal integrity, package fit, and operating temperature limits. This Through Hole component is supplied in a 18-DIP (0.300", 7.62mm) package suitable for both prototyping and production builds. Designed for networking equipment, industrial automation, and telecommunications applications, the COM-15099 is currently in active production through SparkFun Electronics's standard distribution channels.18-DIP (0.300", 7.62mm)1.606 In Stock$6.801ACTIVE
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