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PCA9555 Remote 16-bit I2C and SMBus I/O Expander

PCA9555 Description

Product Folder Order Now Technical Documents Tools & Software Support & Community PCA9555 SCPS131I * AUGUST 2005 * REVISED APRIL .
This 16-bit I/O expander for the two-line bidirectional bus (I2C) is designed for 2.

PCA9555 Features

* 1 Low Standby-Current Consumption of 1 μA Max
* I2C to Parallel Port Expander
* Open-Drain Active-Low Interrupt Output
* 5-V Tolerant I/O Ports
* Compatible With Most Microcontrollers
* 400-kHz Fast I2C Bus
* Address by Three Hardware Address

PCA9555 Applications

* Servers
* Routers (Telecom Switching Equipment)
* Personal Computers
* Personal Electronics
* Industrial Automation Equipment

📥 Download Datasheet

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Remote 16-bit I2C and SMBus Expander Texas Instruments
Texas Instruments PCA9555-like datasheet