TCA9554ADWR
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- Mfr.Part #
- TCA9554ADWR
- Manufacturer
- Texas Instruments
- Package / Case
- 16-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 8BIT 16-SOIC
- Stock
- 1,617
- In Stock ：
- 1,617
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- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- Surface Mount :
- yes
- Clock Frequency :
- 400kHz
- JESD-609 Code :
- e4
- Operating Temperature :
- -40°C~85°C
- Pbfree Code :
- yes
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Packaging :
- Tape and Reel (TR)
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Voltage - Supply :
- 1.65V~5.5V
- Width :
- 7.5mm
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Factory Lead Time :
- 6 Weeks
- Supply Voltage :
- 1.8V
- Number of Terminations :
- 16
- Number of I/O :
- 8
- Number of Ports :
- 1
- ECCN Code :
- EAR99
- Length :
- 10.3mm
- Feature :
- POR
- Interrupt Output :
- yes
- Mounting Type :
- Surface Mount
- Terminal Form :
- Gull wing
- Interface :
- I2C, SMBus
- Base Part Number :
- CA9554
- Thickness :
- 2.35mm
- Terminal Pitch :
- 1.27mm
- Number of Bits :
- 8
- Package / Case :
- 16-SOIC (0.295, 7.50mm Width)
- Height :
- 2.65mm
- Terminal Position :
- Dual
- Output Type :
- Push-Pull
- RoHS Status :
- ROHS3 Compliant
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Number of Pins :
- 16
- Datasheets
- TCA9554ADWR
I/O Expanders Texas Instruments TCA9554ADWR Overview
The I/O Expanders Texas Instruments TCA9554ADWR is a versatile and efficient solution designed to enhance the functionality of microcontroller systems with limited GPIO capabilities. This integrated circuit utilizes an I2C interface, enabling the expansion of input/output operations through 8 additional bi-directional I/O ports. The compact 16-SOIC package allows for integration in space-constrained applications while maintaining a robust design suitable for varied operational demands. This product is particularly ideal for developers looking to increase their system's I/O capabilities without significant hardware changes, ensuring seamless scalability and enhanced performance in commercial and industrial applications.
TCA9554ADWR Features
The Texas Instruments TCA9554ADWR boasts several key features that make it an essential component for expanding I/O capabilities. It supports a wide range of supply voltages from 1.65V to 5.5V, which accommodates various logic levels and systems. Additionally, the device includes an interrupt output which flags changes in input, reducing the need for the microcontroller to continuously poll the expander. The TCA9554ADWR is also equipped with polarity inversion registers, allowing users to adjust the polarity of the I/O pins according to their specific requirements, enhancing its flexibility and adaptability in complex electronic systems.
TCA9554ADWR Applications
- Smart Home Devices: Enables additional input/output ports for enhanced device interfacing, supporting more complex user interactions and control options.
- Industrial Automation: Integrates into control systems to manage more sensors and actuators, effectively contributing to system efficiency and reliability.
- Consumer Electronics: Allows for expanded control and functionality in multimedia devices, improving user interfaces and accessibility.
- Mobile and Portable Devices: Provides low-power, compact I/O expansion, essential for adding more controls or features in space-restricted environments.
- Server Management: Utilized in server farms for monitoring and controlling multiple inputs and outputs across various systems, ensuring better management and operational control.
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