Hard-to-find, EOL, and shortage parts24h target RFQ responseInspection, traceability, and alternate sourcing
Component category

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 PCA9556PW,112 is a bus interface IC manufactured by Rochester Electronics. Key technical specifications include 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 PCA9556PW,112 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 sourcingRFQ1OBSOLETE
Flip ElectronicsThe PCA9556PW,118 is a bus interface IC manufactured by Flip Electronics. Key technical specifications include 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 PCA9556PW,118 is no longer produced by Flip Electronics; FPGACenter maintains verified stock sourced through certified supply chain partners.16-TSSOP (0.173", 4.40mm Width)RFQ for sourcing$2.161OBSOLETE
NXP SemiconductorsThe PCA9557BS,118 is a bus interface IC manufactured by NXP Semiconductors. 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-VQFN Exposed Pad package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the PCA9557BS,118 is currently in active production through NXP Semiconductors's standard distribution channels.16-VQFN Exposed Pad7.200 In Stock$1.391ACTIVE
NXP SemiconductorsThe PCA9557BSHP is a bus interface IC manufactured by NXP Semiconductors. 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-VQFN Exposed Pad package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the PCA9557BSHP is no longer produced by NXP Semiconductors; FPGACenter maintains verified stock sourced through certified supply chain partners.16-VQFN Exposed PadRFQ for sourcingRFQ1OBSOLETE
NXP SemiconductorsThe PCA9557D,112 is a bus interface IC manufactured by NXP Semiconductors. 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 PCA9557D,112 is no longer produced by NXP Semiconductors; FPGACenter maintains verified stock sourced through certified supply chain partners.16-SOIC (0.154", 3.90mm Width)RFQ for sourcing$0.68951OBSOLETE
NXP SemiconductorsThe PCA9557D,118 is a bus interface IC manufactured by NXP Semiconductors. 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 PCA9557D,118 is currently in active production through NXP Semiconductors's standard distribution channels.16-SOIC (0.154", 3.90mm Width)9.061 In Stock$0.98261ACTIVE
NXP SemiconductorsThe PCA9557D/DG,118 is a bus interface IC manufactured by NXP Semiconductors. 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 PCA9557D/DG,118 is no longer produced by NXP Semiconductors; FPGACenter maintains verified stock sourced through certified supply chain partners.16-SOIC (0.154", 3.90mm Width)RFQ for sourcing$24.491OBSOLETE
Rochester ElectronicsThe PCA9557D112 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 PCA9557D112 is currently in active production through Rochester Electronics's standard distribution channels.16-SOIC (0.154", 3.90mm Width)6.999 In Stock$0.54001ACTIVE
Texas InstrumentsThe PCA9557DB is a bus interface IC manufactured by Texas Instruments. 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-SSOP (0.209", 5.30mm Width) package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the PCA9557DB is currently in active production through Texas Instruments's standard distribution channels.16-SSOP (0.209", 5.30mm Width)29.219 In Stock$1.341ACTIVE
Texas InstrumentsThe PCA9557DGVR is a bus interface IC manufactured by Texas Instruments. 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-TFSOP (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 PCA9557DGVR is currently in active production through Texas Instruments's standard distribution channels.16-TFSOP (0.173", 4.40mm Width)37.812 In Stock$1.111ACTIVE
Texas InstrumentsThe PCA9557DR is a bus interface IC manufactured by Texas Instruments. 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 PCA9557DR is currently in active production through Texas Instruments's standard distribution channels.16-SOIC (0.154", 3.90mm Width)11.142 In Stock$1.351ACTIVE
Texas InstrumentsThe PCA9557DT is a bus interface IC manufactured by Texas Instruments. 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 PCA9557DT is currently in active production through Texas Instruments's standard distribution channels.16-SOIC (0.154", 3.90mm Width)1.825 In Stock$1.041ACTIVE
Texas InstrumentsThe PCA9557PW is a bus interface IC manufactured by Texas Instruments. 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 PCA9557PW is currently in active production through Texas Instruments's standard distribution channels.16-TSSOP (0.173", 4.40mm Width)1.817 In Stock$1.681ACTIVE
Rochester ElectronicsThe PCA9557PW,112 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 PCA9557PW,112 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$0.64211OBSOLETE
NXP SemiconductorsThe PCA9557PW,118 is a bus interface IC manufactured by NXP Semiconductors. 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 PCA9557PW,118 is currently in active production through NXP Semiconductors's standard distribution channels.16-TSSOP (0.173", 4.40mm Width)32.232 In Stock$1.081ACTIVE
Texas InstrumentsThe PCA9557PWR is a bus interface IC manufactured by Texas Instruments. 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 PCA9557PWR is currently in active production through Texas Instruments's standard distribution channels.16-TSSOP (0.173", 4.40mm Width)13.020 In Stock$0.60421ACTIVE
Texas InstrumentsThe PCA9557PWT is a bus interface IC manufactured by Texas Instruments. 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 PCA9557PWT is currently in active production through Texas Instruments's standard distribution channels.16-TSSOP (0.173", 4.40mm Width)7.305 In Stock$1.681ACTIVE
Texas InstrumentsThe PCA9557RGVR is a bus interface IC manufactured by Texas Instruments. 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-VQFN Exposed Pad package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the PCA9557RGVR is currently in active production through Texas Instruments's standard distribution channels.16-VQFN Exposed Pad10.446 In Stock$0.81141ACTIVE
Texas InstrumentsThe PCA9557RGYR is a bus interface IC manufactured by Texas Instruments. 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-VFQFN Exposed Pad package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the PCA9557RGYR is currently in active production through Texas Instruments's standard distribution channels.16-VFQFN Exposed Pad43.306 In Stock$1.111ACTIVE
NXP SemiconductorsThe PCA9570GMH is a bus interface IC manufactured by NXP Semiconductors. Key technical specifications include 1.1V ~ 3.6V 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 8-XFQFN Exposed Pad package and is rated for operation across -40°C ~ 85°C. Designed for networking equipment, industrial automation, and telecommunications applications, the PCA9570GMH is currently in active production through NXP Semiconductors's standard distribution channels.8-XFQFN Exposed Pad17.240 In Stock$0.60301ACTIVE
Get Quote