I/O Expanders

Devices in this family are used in conjunction with microcontrollers, microprocessors, or similar devices for the purpose of increasing the number of signal connections available for connecting peripheral devices. The typical concept of operation involves the use of serial communications requiring only a few I/O lines on the host device to read/write the status of many input/output pins on the expander device. The technique exchanges speed of communication for increased connectivity, and is best suited for applications where fast response is not critical, such as in many human interface applications.

I/O Expanders Product List

Total Results:528

PCA9670D,512

  • NXP USA Inc.
  • IC XPNDR 1MHZ I2C 16SO
  • Stock:1749

PCA9538DWR

  • Texas Instruments
  • IC XPNDR 400KHZ I2C SMBUS 16SOIC
  • Stock:2450

PCAL9554BBSHP

  • NXP USA Inc.
  • IC XPND 400KHZ I2C SMBUS 16HVQFN
  • Stock:11104

PCA9539DWR

  • Texas Instruments
  • IC XPNDR 400KHZ I2C SMBUS 24SOIC
  • Stock:1958

PCA9534ARGVR

  • Texas Instruments
  • IC XPNDR 400KHZ I2C SMBUS 16VQFN
  • Stock:14689

PCA9534ADWR

  • Texas Instruments
  • IC XPNDR 400KHZ I2C SMBUS 16SOIC
  • Stock:2532

PCA9672BS,118

  • NXP Semiconductors
  • IC XPNDR 1MHZ I2C SMBUS 16HVQFN
  • Stock:77923

PCA9535ECMTTXG

  • onsemi
  • IC XPNDR 100KHZ I2C SMBUS 24QFN
  • Stock:14900

PCA9554DBR

  • Texas Instruments
  • IC XPNDR 400KHZ I2C SMBUS 16SSOP
  • Stock:3001

PCA9554DGVR

  • Texas Instruments
  • IC XPND 400KHZ I2C SMBUS 16TVSOP
  • Stock:2000

NLVPCA9535EDTR2G

  • onsemi
  • IC XPNDR 100KHZ I2C 24TSSOP
  • Stock:12050

933DC

  • National Semiconductor
  • DUAL FOUR INPUT EXPANDER
  • Stock:19940

TCA6416AZQSR REEL

  • Texas Instruments
  • TCA6416AZQSR REEL
  • Stock:1873

PCA9539D,118

  • NXP USA Inc.
  • IC XPNDR 400KHZ I2C SMBUS 24SO
  • Stock:16986

LC709006V-TLM-E-SA

  • Sanyo
  • I/O-EXPANDER FOR MICROCONTROLLER
  • Stock:14000

Top brands recommended

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