PCA9554DWR
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- Mfr.Part #
- PCA9554DWR
- Manufacturer
- Texas Instruments
- Package / Case
- 16-SOIC (0.295, 7.50mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 8B 16SOIC
- Stock
- 8,368
- In Stock ：
- 8,368
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- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- Supply Voltage :
- 3V
- Surface Mount :
- yes
- Interface :
- I2C, SMBus
- Interrupt Output :
- yes
- Output Type :
- Push-Pull
- Pbfree Code :
- yes
- Package / Case :
- 16-SOIC (0.295, 7.50mm Width)
- Operating Supply Voltage :
- 5.5V
- RoHS Status :
- ROHS3 Compliant
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Terminal Form :
- Gull wing
- Packaging :
- Tape and Reel (TR)
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Mounting Type :
- Surface Mount
- Supply Current-Max :
- 0.175mA
- Feature :
- POR
- Number of Pins :
- 16
- Operating Temperature :
- -40°C~85°C
- Clock Frequency :
- 400kHz
- Width :
- 7.5mm
- Pin Count :
- 16
- Weight :
- 420.395078mg
- JESD-609 Code :
- e4
- Terminal Pitch :
- 1.27mm
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Terminal Position :
- Dual
- Base Part Number :
- CA9554
- Factory Lead Time :
- 6 Weeks
- Peak Reflow Temperature (Cel) :
- 260
- Lead Free :
- Lead Free
- Qualification Status :
- Not Qualified
- Number of I/O :
- 8
- Thickness :
- 2.35mm
- Number of Terminations :
- 16
- Voltage - Supply :
- 2.3V~5.5V
- Power Supplies :
- 2.5/5V
- Height :
- 2.65mm
- Number of Ports :
- 1
- Current - Output Source/Sink :
- 10mA 25mA
- ECCN Code :
- EAR99
- Length :
- 10.3mm
- Number of Bits :
- 8
- Datasheets
- PCA9554DWR
I/O Expanders Texas Instruments PCA9554DWR Overview
The I/O Expanders Texas Instruments PCA9554DWR is an integral component designed to enhance the functionality and performance of microcontroller systems with limited GPIO capabilities. Manufactured by Texas Instruments, this IC provides an 8-bit I/O expander with an I2C bus interface, allowing for seamless integration and expansion in complex embedded systems. Packaged in a compact 16-SOIC format, it offers a flexible solution for broadening the input/output possibilities in electronic devices, ensuring both scalability and efficiency in hardware design.
PCA9554DWR Features
This I/O expander features an I2C interface that supports standard (100kHz), fast (400kHz), and high-speed (3.4MHz) modes, providing versatile communication options. With 8 I/O ports that can be configured individually as either inputs or outputs, it enhances control and flexibility. Each port can be accessed through a straightforward serial interface connected to any typical microcontroller. The PCA9554DWR also includes polarity inversion and an interrupt output for input port change detection, further extending its utility in complex applications.
PCA9554DWR Applications
- Industrial Automation: Utilized to expand input/output ports on PLCs, enabling more sensors and actuators to be managed within industrial control systems.
- Home Automation Systems: Integrates seamlessly with home automation hubs to manage various devices such as lighting systems, heating, and air conditioning units.
- Consumer Electronics: Used in devices like smart TVs and gaming consoles to handle multiple user inputs and peripheral devices efficiently.
- Server Management: Employs in server farms to enhance monitoring capabilities and control over system parameters, ensuring improved system management and reliability.
- Mobile Devices: Facilitates additional functionality in compact mobile devices by providing expanded I/O options without the need for larger processors.
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