IC Phoenix logo

Home ›  P  › P13 > PCA9557RGYRG4

PCA9557RGYRG4 from TI,Texas Instruments

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

PCA9557RGYRG4

Manufacturer: TI

REMOTE 8-BIT I2C AND SMBus LOW-POWER I/O EXPANDER WITH RESET AND CONFIGURATION REGISTERS

Partnumber Manufacturer Quantity Availability
PCA9557RGYRG4 TI 558 In Stock

Description and Introduction

REMOTE 8-BIT I2C AND SMBus LOW-POWER I/O EXPANDER WITH RESET AND CONFIGURATION REGISTERS **Introduction to the PCA9557RGYRG4 from Texas Instruments**  

The PCA9557RGYRG4 is a versatile 8-bit I/O expander designed to enhance system flexibility by providing additional general-purpose input/output (GPIO) ports. Utilizing the I²C-bus interface, this component enables efficient communication with microcontrollers, reducing the need for additional pins and simplifying circuit design.  

Housed in a compact 20-pin VQFN package, the PCA9557RGYRG4 is ideal for space-constrained applications. It features programmable I/O pins that can be configured as inputs or outputs, supporting both push-pull and open-drain configurations. The device includes interrupt functionality, allowing it to notify the host controller of input state changes, improving system responsiveness.  

With a wide operating voltage range (2.3V to 5.5V), the PCA9557RGYRG4 is compatible with various logic levels, making it suitable for mixed-voltage systems. Its low standby current consumption ensures energy efficiency, particularly in battery-powered applications.  

Common use cases include industrial control systems, consumer electronics, and embedded designs where expanding I/O capabilities is essential. The PCA9557RGYRG4 combines reliability, ease of integration, and performance, making it a practical choice for engineers seeking scalable I/O solutions.

Application Scenarios & Design Considerations

REMOTE 8-BIT I2C AND SMBus LOW-POWER I/O EXPANDER WITH RESET AND CONFIGURATION REGISTERS

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips