TCA6408ARSVR
- Mfr.Part #
- TCA6408ARSVR
- Manufacturer
- Texas Instruments
- Package / Case
- 16-UFQFN
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 8B 16QFN
- Stock
- 5,452
- In Stock :
- 5,452
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- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- Packaging :
- Tape and Reel (TR)
- Output Type :
- Push-Pull
- Operating Temperature :
- -40°C~85°C
- Number of Bits :
- 8
- Number of Ports :
- 1
- Width :
- 1.8mm
- Pbfree Code :
- yes
- REACH SVHC :
- No SVHC
- Surface Mount :
- yes
- Factory Lead Time :
- 6 Weeks
- Number of I/O :
- 8
- Supply Voltage :
- 1.8V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Package / Case :
- 16-UFQFN
- Interrupt Output :
- yes
- Height :
- 550μm
- Contact Plating :
- Gold
- Voltage - Supply :
- 1.65V~5.5V
- Number of Pins :
- 16
- Terminal Pitch :
- 0.4mm
- Radiation Hardening :
- No
- Current - Output Source/Sink :
- 10mA 25mA
- Pin Count :
- 16
- Peak Reflow Temperature (Cel) :
- 260
- Supply Current-Max :
- 0.02mA
- Length :
- 2.6mm
- Lifecycle Status :
- ACTIVE (Last Updated: 2 days ago)
- Base Part Number :
- TCA6408
- Number of Terminations :
- 16
- Interface :
- I2C, SMBus
- ECCN Code :
- EAR99
- Feature :
- POR
- Lead Free :
- Lead Free
- Thickness :
- 500μm
- Terminal Position :
- QUAD
- RoHS Status :
- ROHS3 Compliant
- Mounting Type :
- Surface Mount
- JESD-609 Code :
- e4
- Clock Frequency :
- 400kHz
- Datasheets
- TCA6408ARSVR

I/O Expanders Texas Instruments TCA6408ARSVR Overview
The Texas Instruments TCA6408ARSVR is a highly versatile I/O expander, designed to enhance the functionality of any microcontroller-based system lacking sufficient I/O ports. This device operates via the I2C bus, allowing for seamless integration and communication with the host controller. The compact 16QFN package of the TCA6408ARSVR makes it ideal for space-constrained applications, where board real estate is at a premium. By utilizing this I/O expander, designers can add additional 8-bit I/O capabilities to their systems, ensuring a cost-effective and efficient solution for managing multiple input and output operations. The integration of such a device is especially critical in complex electronic systems, where expansion of I/O ports with minimal hardware changes is necessary.
TCA6408ARSVR Features
The TCA6408ARSVR by Texas Instruments includes several key features that make it an excellent choice for expanding I/O capabilities. It supports both 400 kHz and 100 kHz I2C bus speeds, ensuring compatibility with a variety of microcontroller interfaces. Each of the 8 I/Os can be independently configured as an input or output, providing flexibility in application design. Additionally, the device offers built-in power-on reset functionality, ensuring reliable performance upon system startup. The expander's interrupt output is also a significant feature, enabling prompt response to input changes without needing constant polling by the host processor.
TCA6408ARSVR Applications
- Smart Home Devices: In smart home automation, the TCA6408ARSVR can manage multiple sensors and actuators, such as lighting systems and environmental controls, offering streamlined integration and enhanced control.
- Industrial Automation: This I/O expander facilitates the addition of extra inputs and outputs in industrial control systems, allowing for monitoring and control of additional machinery without significant system redesigns.
- Consumer Electronics: In devices such as smartphones and tablets, the TCA6408ARSVR can expand the available I/O ports to connect additional hardware components, such as buttons and LEDs, thereby enhancing device functionality.
- Portable Devices: Its low power consumption and small form factor make it ideal for wearable technology and other portable electronics, where space and power efficiency are crucial.
- Server Management: Used in server farms, the TCA6408ARSVR can help manage system indicators and switches, contributing to improved infrastructure management and reliability.
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