CAT9555HV6I-GT2 - onsemi

Manufacturer Part Number

CAT9555HV6I-GT2

Manufacturer

onsemi

Introduction

The CAT9555HV6I-GT2 is a high-voltage 16-bit I/O expander with an I2C interface from onsemi.

Product Features and Performance

16-bit I/O ports controlled via I2C bus

Built-in Power-on Reset (POR)

Push-pull output configuration

Supports both I2C and SMBus protocols

Includes interrupt output feature for enhanced system response

Operating at clock frequencies up to 400 kHz

Product Advantages

Expands I/O capability without requiring extensive redesign

Supports a wide voltage range, making it suitable for various applications

Low stand-by current beneficial for power-sensitive projects

Robust operating temperature range ensures reliability in extreme conditions

Key Technical Parameters

Number of I/O: 16

Interface: I2C, SMBus

Interrupt Output: Yes

Output Type: Push-Pull

Current - Output Source/Sink: 10mA, 24mA

Clock Frequency: 400 kHz

Voltage - Supply: 2.3V to 5.5V

Operating Temperature: -40°C to 85°C

Quality and Safety Features

Extended temperature range for high-reliability applications

Manufactured by onsemi, known for their commitment to quality

Compatibility

Compatible with any microcontroller featuring I2C or SMBus

Application Areas

Industrial controls

Home automation

Server farms

Embedded systems

Robotics

Product Lifecycle

Obsolete product status

Potential need to identify replacements or upgrades

Several Key Reasons to Choose This Product

Enables significantly expanded I/O capabilities for systems with limited available pins

Supports high voltage levels (2.3V to 5.5V), providing flexibility across different power specifications

Integrated POR feature saves external circuit complexity

Robust output drive capability of up to 24mA

Designed for automatic machine insertion with its surface-mount packaging