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
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Feature :
- POR
- Output Type :
- Push-Pull
- Number of Terminations :
- 16
- ECCN Code :
- EAR99
- Factory Lead Time :
- 6 Weeks
- JESD-609 Code :
- e4
- Packaging :
- Tape and Reel (TR)
- Base Part Number :
- CA9554
- Qualification Status :
- Not Qualified
- Number of Bits :
- 8
- Operating Supply Voltage :
- 5.5V
- Thickness :
- 2.35mm
- Surface Mount :
- yes
- Supply Current-Max :
- 0.175mA
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Interrupt Output :
- yes
- Weight :
- 420.395078mg
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Package / Case :
- 16-SOIC (0.295, 7.50mm Width)
- Mounting Type :
- Surface Mount
- Height :
- 2.65mm
- Lead Free :
- Lead Free
- Number of Pins :
- 16
- Number of I/O :
- 8
- Number of Ports :
- 1
- Pin Count :
- 16
- RoHS Status :
- ROHS3 Compliant
- Supply Voltage :
- 3V
- Width :
- 7.5mm
- Terminal Form :
- Gull wing
- Terminal Position :
- Dual
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Peak Reflow Temperature (Cel) :
- 260
- Clock Frequency :
- 400kHz
- Operating Temperature :
- -40°C~85°C
- Pbfree Code :
- yes
- Voltage - Supply :
- 2.3V~5.5V
- Terminal Pitch :
- 1.27mm
- Current - Output Source/Sink :
- 10mA 25mA
- Length :
- 10.3mm
- Power Supplies :
- 2.5/5V
- Interface :
- I2C, SMBus
- 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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