CAT9554A, CAT9554 - 8-Bit I2C and SMBus I/O Port

Catalyst Semiconductor

The CAT9554A by Catalyst Semiconductor is a 8-Bit I2C and SMBus I/O Port. Below is the official datasheet preview.

Datasheet Details

Part number	CAT9554A, CAT9554
Manufacturer	Catalyst Semiconductor
File Size	305.02 KB
Description	8-Bit I2C and SMBus I/O Port
Datasheet	CAT9554_CatalystSemiconductor.pdf
Note	This datasheet PDF includes multiple part numbers: CAT9554A, CAT9554. Please refer to the document for exact specifications by model.
Additional preview pages of the CAT9554A datasheet.

The CAT9554 and CAT9554A are CMOS devices that provide 8-bit parallel input/output port expansion for I2C and SMBus compatible applications.

I 400kHz I2C bus compatible.
I 2.3V to 5.5V operation I Low stand-by current I 5V tolerant I/Os I 8 I/O pins that default to inputs at power-up I High drive capability I Individual I/O configuration I Polarity inversion register I Active low interrupt output I Internal power-on reset I No glitch on power-up I Noise filter on SDA/SCL inputs I Cascadable up to 8 devices I Industrial temperature range I RoHS-compliant 16-lead SOIC and TSSOP, and.

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Published: Nov 21, 2006 |