PCA9538PWManufacturer: NXP, TI, PHI 8-bit I虏C-bus and SMBus low power I/O port with interrupt and reset |
|||
| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| PCA9538PW | NXP, TI, PHI | 1281 | In Stock |
Description and Introduction
8-bit I虏C-bus and SMBus low power I/O port with interrupt and reset The **PCA9538PW** from Philips is a versatile **I²C-bus controlled 8-bit I/O expander** designed to enhance the input/output capabilities of microcontrollers and other digital systems. This low-voltage device operates within a **1.65V to 5.5V** range, making it suitable for a wide variety of applications, including industrial controls, consumer electronics, and embedded systems.  
Featuring **8 programmable GPIO pins**, the PCA9538PW can be configured as either inputs or outputs via the I²C interface, providing flexibility in system design. Each pin includes **internal pull-up resistors**, simplifying circuit design by reducing external component requirements. The device supports **interrupt functionality**, allowing efficient monitoring of input changes without continuous polling.   With a **400kHz I²C-bus interface**, the PCA9538PW ensures fast and reliable communication while maintaining low power consumption. Its compact **TSSOP-16 package** makes it ideal for space-constrained applications. Additionally, the device offers **hot insertion** capability, ensuring stable operation in dynamic environments.   Engineers favor the PCA9538PW for its **ease of integration**, robust performance, and compatibility with standard I²C protocols. Whether expanding I/O for sensors, switches, or LED control, this component delivers a reliable solution for modern digital systems. |
|||
Application Scenarios & Design Considerations
8-bit I虏C-bus and SMBus low power I/O port with interrupt and reset
|
|||
Alternative Part Number
|
|||
For immediate assistance, call us at +86 533 2716050 or email [email protected]
Specializes in hard-to-find components chips