Product Model

PCA9555PWR

Introduction

I/O Expander with 16-Channel Inputs/Outputs

Brand and Manufacturer

Texas Instruments

Features

16 individually configurable I/Os

Power-On Reset (POR)

Interrupt Output

Product Performance

Supports 400 kHz I2C and SMBus interfaces

Push-Pull Output Type

Current Output Capability: Source/Sink 10mA, 25mA

Technical Specifications

16 I/O Channels

I2C and SMBus Interface

Clock Frequency: 400 kHz

Dimensions, Shape, and Packaging

Surface Mount 24-TSSOP Package

Packaged in Tape & Reel for Automated Assembly

Quality and Reliability

Proven Texas Instruments Quality and Reliability

Product Advantages

High-Level Integration for Simplified Design

Low Standby Current Suitable for Power-Sensitive Applications

Product Competitiveness

Highly Competitive in Applications Requiring Additional I/Os

Compatibility

Compatible with I2C and SMBus Protocols

Standard Certification and Compliance

Meets Standard I2C and SMBus Specifications

Lifespan and Sustainability

Designed for Long-Term Availability and Performance

Actual Application Fields

Used in a Wide Range of Industrial, Commercial, and Consumer Applications

Voltage - Supply

2.3V to 5.5V Operating Range

Operating Temperature

Functional between -40°C to 85°C

Mounting Type

Designed for Surface Mount Technology

Package / Case

24-TSSOP Package Ensuring Compact Footprint

Supplier Device Package

Supplied in a 24-TSSOP Package

Base Product Number

PCA9555

Note: The "Product Status: Not For New Designs" indicates that the product may be in the end-of-life stage or may have recommended replacements for new design considerations.

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