ON Semiconductor CAT9534YI-GT2 Product Overview

The ON Semiconductor CAT9534YI-GT2 is a high-performance, 16-pin GPIO (General Purpose Input/Output) expander with an I²C interface that allows for the serial expansion of I/O through any I²C compliant bus. Designed with versatility in mind, this device is ideal for a wide range of applications including mobile devices, servers, personal computers, and embedded systems where there is a need to expand the available I/O lines.

Key Features

• I²C Interface: The CAT9534YI-GT2 communicates through a fast I²C bus with speeds up to 400 kHz, facilitating easy integration with microcontrollers and processors.
• GPIO Expansion: It provides 8 programmable I/O ports which can be configured as either inputs or outputs, offering flexibility for various design requirements.
• Low Standby Current: This device is optimized for low power consumption with a standby current of only 1 µA, making it suitable for power-sensitive applications.
• Interrupt Output: An interrupt output pin is available to indicate input change events, thus eliminating the need for constant polling and enabling efficient use of processing power.
• Configurable Polarity: Input port polarity is programmable, allowing for customization based on specific design needs.

Applications

The CAT9534YI-GT2 is designed to be used in a variety of applications where extending the available I/O is necessary. This includes:

• Server and Personal Computers
• Embedded Systems
• Industrial Controls
• Mobile Devices
• Consumer Electronics

Quality and Reliability

ON Semiconductor is known for its commitment to quality, and the CAT9534YI-GT2 is no exception. It is built to meet high-quality standards, ensuring reliable performance in a range of environmental conditions.

Environmental Compliance

The CAT9534YI-GT2 adheres to environmental standards, including RoHS compliance, which ensures that it is free from hazardous substances. This commitment to environmental sustainability makes it suitable for use in a wide range of markets, including those with strict environmental regulations.