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PCA9536DRG4 from TI,Texas Instruments

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PCA9536DRG4

Manufacturer: TI

Remote 4-Bit I2C and SMBus I/O Expander with Configuration Registers 8-SOIC -40 to 85

Partnumber Manufacturer Quantity Availability
PCA9536DRG4 TI 2000 In Stock

Description and Introduction

Remote 4-Bit I2C and SMBus I/O Expander with Configuration Registers 8-SOIC -40 to 85 The **PCA9536DRG4** from Texas Instruments is a versatile **4-bit I²C-bus GPIO expander** designed to simplify digital I/O expansion in embedded systems. This compact, low-power device provides four configurable input/output pins, enabling seamless interfacing with microcontrollers and other digital components.  

Operating over a **1.65V to 5.5V** supply range, the PCA9536DRG4 is suitable for a variety of applications, including industrial control, consumer electronics, and IoT devices. Its **I²C interface** supports standard (100 kHz) and fast (400 kHz) communication modes, ensuring efficient data transfer.  

Key features include **interrupt output** for monitoring input changes, **low standby current consumption**, and **internal power-on reset**, enhancing system reliability. The device also offers polarity inversion capability, simplifying signal conditioning.  

Housed in an **8-pin SOIC package**, the PCA9536DRG4 is space-efficient and ideal for designs requiring minimal PCB footprint. Its robust performance and ease of integration make it a practical choice for expanding GPIO capabilities without increasing microcontroller pin count.  

With its combination of flexibility, low power consumption, and reliable operation, the PCA9536DRG4 serves as an efficient solution for digital I/O expansion in modern electronic systems.

Application Scenarios & Design Considerations

Remote 4-Bit I2C and SMBus I/O Expander with Configuration Registers 8-SOIC -40 to 85

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