PCA9554ADBR
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- Mfr.Part #
- PCA9554ADBR
- Manufacturer
- Texas Instruments
- Package / Case
- 16-SSOP (0.209, 5.30mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 8B 16SSOP
- Stock
- 14,987
- In Stock ：
- 14,987
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- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- Packaging :
- Tape and Reel (TR)
- Operating Supply Voltage :
- 5.5V
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Clock Frequency :
- 400kHz
- Number of I/O :
- 8
- Surface Mount :
- yes
- JESD-609 Code :
- e4
- Number of Pins :
- 16
- Interrupt Output :
- yes
- Feature :
- POR
- Width :
- 5.3mm
- Number of Ports :
- 1
- Base Part Number :
- CA9554
- Output Type :
- Push-Pull
- Supply Voltage :
- 5V
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Pin Count :
- 16
- Supply Current-Max :
- 0.175mA
- Mounting Type :
- Surface Mount
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Peak Reflow Temperature (Cel) :
- 260
- Interface :
- I2C, SMBus
- Number of Bits :
- 8
- Factory Lead Time :
- 6 Weeks
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Lead Free :
- Lead Free
- Power Supplies :
- 2.5/5V
- Length :
- 6.2mm
- Qualification Status :
- Not Qualified
- Pbfree Code :
- yes
- Terminal Pitch :
- 0.65mm
- Terminal Position :
- Dual
- Weight :
- 128.593437mg
- Terminal Form :
- Gull wing
- Number of Terminations :
- 16
- ECCN Code :
- EAR99
- Thickness :
- 1.95mm
- Height :
- 2mm
- Voltage - Supply :
- 2.3V~5.5V
- Operating Temperature :
- -40°C~85°C
- Package / Case :
- 16-SSOP (0.209, 5.30mm Width)
- RoHS Status :
- ROHS3 Compliant
- Current - Output Source/Sink :
- 10mA 25mA
- Datasheets
- PCA9554ADBR
I/O Expanders Texas Instruments PCA9554ADBR Overview
The I/O Expanders Texas Instruments PCA9554ADBR is a highly versatile and efficient IC I/O expander, crafted to enhance the functionality of microcontroller systems utilizing the I2C bus. Integrating this component into your system allows for a significant expansion in input/output capability without needing additional microcontroller pins. Its compact 16SSOP package is engineered for streamlined integration into space-constrained applications, making it an ideal solution for a broad range of industrial and commercial products. The PCA9554ADBR by Texas Instruments supports a wide voltage range and includes built-in features like interrupt outputs, which are pivotal for real-time responsiveness in complex electronics systems.
PCA9554ADBR Features
This IC offers an 8-bit I/O port expander capability, which can be controlled through a simple I2C interface, facilitating the management of multiple peripherals with minimal pin usage. Each I/O can be independently configured as either an input or an output, providing a flexible solution for various application needs. Additional features include polarity inversion registers for adapting to different logic levels and an interrupt output feature for immediate notification of input changes, thus enhancing the device's efficiency in data monitoring tasks.
PCA9554ADBR Applications
- Smart Home Systems: Utilized in controlling lighting, security devices, and other home automation peripherals, simplifying connectivity and reducing hardware complexity.
- Industrial Control: Employed in industrial environments for sensor data collection and control signal output, enhancing system scalability and functional density.
- Server Management: Used in server farms for managing status indicators, power sequencing, and other control interfaces, improving the management efficiency and reliability.
- Portable Electronics: Integrated into portable devices to expand their I/O capabilities without compromising on space, crucial for compact, feature-rich designs.
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