Manufacturer Part Number
TCA6408PWR
Manufacturer
Texas Instruments
Introduction
The TCA6408PWR is an interface I/O expander designed to maximize the functionality of general-purpose input-output signals via I2C or SMBus communication.
Product Features and Performance
8 programmable I/O pins
Supports I2C and SMBus interfaces
Integrated interrupt output feature
Power-on reset (POR) functionality
Push-pull output type
Capable of handling up to 400 kHz clock frequency
Product Advantages
Enables expansion of input-output ports using only two bus lines
Accommodates a wide range of power supplies from 1.65V to 5.5V
Suitable for operating under extreme temperatures ranging from -40°C to 85°C
Key Technical Parameters
Number of I/O: 8
Interface: I2C, SMBus
Interrupt Output: Yes
Current Output Source/Sink: 10mA, 25mA
Clock Frequency: 400 kHz
Voltage Supply: 1.65V ~ 5.5V
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Power-on reset minimizes system malfunction on power-up
Operating temperature range ensures reliability in variable environmental conditions
Compatibility
Compatible with devices requiring additional I/O interfaces through I2C or SMBus
Use with a range of 1.65V to 5.5V voltage supplies
Application Areas
Industrial automation
Consumer electronics control expansion
Server management
Remote monitoring
Product Lifecycle
This product is marked as Obsolete
Check for potential replacement or upgraded options
Several Key Reasons to Choose This Product
Efficient integration of additional I/O ports with minimal pin use
Broad compatibility with multiple bus interfaces and voltage levels
Robust design capable of operating in harsh environments
Features like POR and interrupt outputs enhance system reliability and responsiveness.