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TCA9539RTWR AI Analysis:
Specs, Applications & Alternatives

AI summary

TCA9539RTWR product

TCA9539RTWR

I

I/O ExpanderI2CGPIO

The TCA9539 is a 16-bit I/O expander for I2C/SMBus systems, ideal for adding GPIOs to microcontrollers.

Best for

  • GPIO expansion
  • LED control
  • Sensor interfacing

Avoid if

  • High-speed data transfer requirements

Check before use

  • I2C address conflicts
  • Pull-up resistor sizing

Key specifications

I/O Count
16
Voltage Range
1.65 V - 5.5 V
Interface
I2C/SMBus
Max Clock
400 kHz

Compliance & Environment

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

Application

Industrial AutomationConsumer Electronics

Datasheet

835efd94542da2518f1e895eb2c732e8.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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Alternative components

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

Design and risk insights

Questions & answers

It is a 16-bit I/O expander that communicates via I2C or SMBus, allowing microcontrollers to control additional I/O pins.