PCA9535DManufacturer: PHLIPS, PHILIPS 16-bit I2C-bus and SMBus, low power I/O port with interrupt |
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| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| PCA9535D | PHLIPS, PHILIPS | 65 | In Stock |
Description and Introduction
16-bit I2C-bus and SMBus, low power I/O port with interrupt The **PCA9535D** from Philips is a versatile **16-bit I/O expander** designed to enhance the input/output capabilities of microcontrollers and other digital systems. Utilizing the **I²C-bus interface**, this component allows for efficient communication with minimal wiring, making it ideal for space-constrained applications.  
Featuring **low standby current consumption**, the PCA9535D is well-suited for power-sensitive designs. It supports both **input and output configurations**, with each I/O port individually programmable. The device includes **internal pull-up resistors**, simplifying circuit design by reducing external component requirements.   Key features include **interrupt output functionality**, which alerts the host controller of input state changes, improving system responsiveness. The PCA9535D operates across a **wide voltage range (2.3V to 5.5V)**, ensuring compatibility with various logic levels.   Common applications include **industrial control systems, consumer electronics, and embedded devices**, where expanding I/O ports without increasing microcontroller complexity is essential. Its robust design and reliable performance make it a preferred choice for engineers seeking a scalable I/O solution.   With its **high noise immunity** and **low power consumption**, the PCA9535D balances efficiency and functionality, making it a dependable component for modern digital systems. |
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Application Scenarios & Design Considerations
16-bit I2C-bus and SMBus, low power I/O port with interrupt
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