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PCA9554PWR AI Analysis:
Specs, Applications & Alternatives

AI summary

PCA9554PWR product

PCA9554PWR

I/O Expanders

I/O ExpanderI2CTSSOP-16

The PCA9554PWR is an 8-bit I2C/SMBus I/O expander in a TSSOP-16 package, ideal for adding remote I/O to microcontrollers.

Best for

  • Microcontroller I/O expansion
  • LED control

Avoid if

  • High-speed data transfer requirements

Check before use

  • I2C address conflicts

Key specifications

I/O Count
8
Interface
I2C
Voltage Range
2.3V - 5.5V

Compliance & Environment

RoHS
RoHS Compliant
REACH
-
MSL
Level-1-260C-UNLIM
ECCN
-
HTSUS
-

Application

General Purpose I/O

Datasheet

pca9554.pdf

800 KB

Datasheet AI

CAD Models

EDA symbol, PCB footprint, and 3D model for this component. Supported tools include Altium, KiCad, Eagle, and more.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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Login required · CAD models billed separately as an add-on

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

It is an 8-bit I/O expander that communicates via I2C or SMBus, allowing a microcontroller to control 8 additional I/O pins.