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
- Base Part Number :
- CA9554
- Number of Pins :
- 16
- Width :
- 5.3mm
- Mounting Type :
- Surface Mount
- Feature :
- POR
- Number of I/O :
- 8
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Terminal Pitch :
- 0.65mm
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Power Supplies :
- 2.5/5V
- Lead Free :
- Lead Free
- ECCN Code :
- EAR99
- Peak Reflow Temperature (Cel) :
- 260
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Number of Bits :
- 8
- Operating Temperature :
- -40°C~85°C
- Qualification Status :
- Not Qualified
- Supply Voltage :
- 5V
- Length :
- 6.2mm
- Thickness :
- 1.95mm
- Packaging :
- Tape and Reel (TR)
- RoHS Status :
- ROHS3 Compliant
- Terminal Position :
- Dual
- Factory Lead Time :
- 6 Weeks
- Supply Current-Max :
- 0.175mA
- JESD-609 Code :
- e4
- Weight :
- 128.593437mg
- Number of Ports :
- 1
- Interrupt Output :
- yes
- Interface :
- I2C, SMBus
- Voltage - Supply :
- 2.3V~5.5V
- Output Type :
- Push-Pull
- Number of Terminations :
- 16
- Height :
- 2mm
- Surface Mount :
- yes
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Package / Case :
- 16-SSOP (0.209, 5.30mm Width)
- Current - Output Source/Sink :
- 10mA 25mA
- Pbfree Code :
- yes
- Terminal Form :
- Gull wing
- Pin Count :
- 16
- Clock Frequency :
- 400kHz
- Operating Supply Voltage :
- 5.5V
- 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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