PCA9534ADB
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- Mfr.Part #
- PCA9534ADB
- Manufacturer
- Texas Instruments
- Package / Case
- 16-SSOP (0.209, 5.30mm Width)
- Datasheet
- Download
- Description
- IC I/O EXPANDER I2C 8B 16SSOP
- Stock
- 2,598
- In Stock ：
- 2,598
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- Manufacturer :
- Texas Instruments
- Product Category :
- I/O Expanders
- Pin Count :
- 16
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- Terminal Pitch :
- 0.65mm
- Number of Bits :
- 8
- Base Part Number :
- CA9534
- Terminal Finish :
- Nickel/Palladium/Gold (Ni/Pd/Au)
- Packaging :
- Tube
- Lead Free :
- Lead Free
- Terminal Form :
- Gull wing
- Qualification Status :
- Not Qualified
- Supply Current-Max :
- 0.175mA
- Terminal Position :
- Dual
- Power Supplies :
- 2.5/5V
- Thickness :
- 1.95mm
- Interrupt Output :
- yes
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Voltage - Supply :
- 2.3V~5.5V
- Factory Lead Time :
- 6 Weeks
- Length :
- 6.2mm
- Clock Frequency :
- 400kHz
- Width :
- 5.3mm
- Current - Output Source/Sink :
- 10mA 25mA
- Package / Case :
- 16-SSOP (0.209, 5.30mm Width)
- Number of I/O :
- 8
- Pbfree Code :
- yes
- Peak Reflow Temperature (Cel) :
- 260
- ECCN Code :
- EAR99
- Number of Ports :
- 1
- Height :
- 2mm
- Number of Terminations :
- 16
- Number of Pins :
- 16
- JESD-609 Code :
- e4
- Surface Mount :
- yes
- Interface :
- I2C, SMBus
- Mounting Type :
- Surface Mount
- Operating Temperature :
- -40°C~85°C
- RoHS Status :
- ROHS3 Compliant
- Lifecycle Status :
- ACTIVE (Last Updated: 3 days ago)
- Feature :
- POR
- Weight :
- 128.593437mg
- Supply Voltage :
- 5V
- Output Type :
- Push-Pull
- Datasheets
- PCA9534ADB
I/O Expanders Texas Instruments PCA9534ADB Overview
The Texas Instruments PCA9534ADB represents a sophisticated solution in the realm of digital communication and control. This I/O expander uses the I2C bus interface, providing flexibility and ease of integration in a variety of microcontroller-based systems. Its primary function is to increase the number of I/O ports available, which is critical for devices that have limited GPIOs. The PCA9534ADB comes in a compact 16-SSOP package, ideal for space-constrained applications. Utilizing this I/O Expanders Texas Instruments PCA9534ADB can significantly simplify system design by reducing the need for multiple microcontrollers, thus optimizing operational efficiency and reducing overall system cost.
PCA9534ADB Features
The PCA9534ADB from Texas Instruments features an 8-bit I/O expander capability that can be controlled through a simple I2C interface. This component offers polarity inversion and configuration registers that allow for tailored behavior suited to specific needs, alongside an interrupt output which facilitates prompt notification to the host microcontroller upon input changes. The device supports multiple address pins, enabling the use of up to eight devices on the same I2C bus. This feature is particularly useful in complex systems requiring a high number of I/Os. Additionally, its low power consumption makes it an excellent choice for power-sensitive applications.
PCA9534ADB Applications
- Smart Home Devices: Used to extend control over various sensors and actuators, enhancing device functionality without the need for additional microcontrollers.
- Industrial Automation: Integrates into control systems for managing processes through additional inputs and outputs, enabling more sophisticated monitoring and control capabilities.
- Mobile and Portable Devices: Provides additional I/O options in devices with limited space, allowing for expanded functionality such as enhanced interface controls.
- Server Management: Employed in server farms to manage multiple indicator LEDs and status buttons, streamlining the monitoring processes.
- Consumer Electronics: Utilized in consumer goods like TVs and audio systems to manage user interface elements, increasing the range of functions accessible to users.
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