TCA9554ADBQR
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- Mfr.Part #
- TCA9554ADBQR
- Manufacturer
- Texas Instruments
- Package / Case
- 16-SSOP (0.154, 3.90mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 8BIT 16SSOP
- Stock
- 2,500
- In Stock ：
- 2,500
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- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- Thickness :
- 1.5mm
- JESD-609 Code :
- e4
- Lifecycle Status :
- ACTIVE (Last Updated: 1 day ago)
- Number of Terminations :
- 16
- Moisture Sensitivity Level (MSL) :
- 2 (1 Year)
- Terminal Form :
- Gull wing
- RoHS Status :
- ROHS3 Compliant
- Number of Ports :
- 1
- Voltage - Supply :
- 1.65V~5.5V
- Mount :
- Surface Mount
- ECCN Code :
- EAR99
- Number of I/O :
- 8
- Lead Free :
- Lead Free
- REACH SVHC :
- No SVHC
- Interrupt Output :
- yes
- Packaging :
- Tape and Reel (TR)
- Output Type :
- Push-Pull
- Number of Pins :
- 16
- Width :
- 3.9mm
- Supply Voltage :
- 1.8V
- Base Part Number :
- CA9554
- Feature :
- POR
- Factory Lead Time :
- 6 Weeks
- Length :
- 4.9mm
- Operating Temperature :
- -40°C~85°C
- Mounting Type :
- Surface Mount
- Interface :
- I2C, SMBus
- Number of Bits :
- 8
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Terminal Pitch :
- 0.64mm
- Terminal Position :
- Dual
- Package / Case :
- 16-SSOP (0.154, 3.90mm Width)
- Clock Frequency :
- 400kHz
- Pbfree Code :
- yes
- Height :
- 1.75mm
- Datasheets
- TCA9554ADBQR
I/O Expanders Texas Instruments TCA9554ADBQR Overview
The I/O Expanders Texas Instruments TCA9554ADBQR is a highly versatile and efficient solution for expanding the input/output capabilities of microcontroller systems through the I2C bus interface. This integrated circuit enables additional GPIO (General Purpose Input/Output) pins while maintaining a minimal footprint with its 16-SSOP package. It's designed to support a wide range of applications where additional I/Os are necessary without the need for increasing the complexity or cost of the system design. The integration of this IC by Texas Instruments ensures reliable performance and compatibility with a variety of microcontrollers and processors, making it a prime choice for developers looking to enhance system functionality efficiently.
TCA9554ADBQR Features
The TCA9554ADBQR by Texas Instruments incorporates several key features that make it an indispensable tool for system expansion. It offers eight I/O pins that can be individually configured as input or output via software, facilitating dynamic control tailored to specific requirements. The I2C interface supports standard and fast mode, with an address range that allows multiple devices to be connected on the same bus. Its low standby current is ideal for power-sensitive applications, while built-in interrupt functionality enables responsive event handling, reducing the need for continuous polling by the host microcontroller.
TCA9554ADBQR Applications
- Smart Home Devices: Integrates seamlessly into home automation systems, adding additional controls for lighting, security, or environmental controls.
- Industrial Automation: Utilized in industrial control systems to expand the input and output options for sensors and actuators, facilitating more complex automation tasks.
- Server Management: Employed in server farms for managing signal monitoring and control operations, improving efficiency and reliability of server operations.
- Consumer Electronics: Enhances the functionality of consumer electronics, such as gaming consoles and TVs, by providing additional buttons and LEDs control.
- Portable Devices: Used in portable device applications to manage button inputs and LED indicators without burdening the main processor.
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