PCA9536D - Texas Instruments

Manufacturer Part Number

PCA9536D

Manufacturer

Texas Instruments

Introduction

PCA9536D is an I/O expander from Texas Instruments designed to increase the number of I/Os available for interface applications, operating through I2C and SMBus protocols.

Product Features and Performance

I2C and SMBus compatible interface

4 configurable I/Os

No interrupt output

Features Power-on Reset (POR)

Push-Pull output type

Supports a clock frequency of up to 400 kHz

Operating voltage range of 2.3V to 5.5V

Operational across a wide temperature range from -40°C to 85°C

Surface mount, 8-SOIC package for compact design

Product Advantages

Simplifies interface expansion in embedded systems

Flexible I/O configuration improves system adaptability

Compatible with a wide range of MCU and processor interfaces

Wide voltage and temperature operation ranges enhance system reliability

Compact design facilitates denser circuit layouts

Key Technical Parameters

Number of I/O: 4

Interface: I2C, SMBus

Output Type: Push-Pull

Current Output Source/Sink: 10mA, 25mA

Clock Frequency: 400 kHz

Voltage Supply: 2.3V to 5.5V

Operating Temperature: -40°C to 85°C

Mounting Type: Surface Mount

Package / Case: 8-SOIC

Quality and Safety Features

Incorporates Power-on Reset (POR) for enhanced startup reliability

Designed to meet stringent Texas Instruments quality and reliability standards

Compatibility

Compatible with any microcontroller or microprocessor with I2C or SMBus interface

Application Areas

Industrial controls

Consumer electronics

Home automation

Embedded systems

Communication systems

Product Lifecycle

Product Status: Obsolete

Note: Customers should seek replacements or upgrades for future designs.

Several Key Reasons to Choose This Product

High integration and flexibility reduce overall system complexity and costs.

Texas Instruments' reputation for quality and reliability ensures long-term performance.

Wide operating conditions make it suitable for use in a range of environments.

Works seamlessly with a broad spectrum of microcontrollers and processors.

Obsolescence status necessitates careful consideration for future-proof designs but remains valuable for existing applications requiring minimal I/O expansion.