PCA9535EDTR2G - onsemi

Manufacturer Part Number

PCA9535EDTR2G

Manufacturer

onsemi

Introduction

PCA9535EDTR2G is an I/O expander from onsemi for use in interfacing applications requiring additional I/Os.

Product Features and Performance

16 I/O ports

I2C and SMBus interface compatibility

Interrupt output for prompt notification

Power-on reset feature

Push-Pull output type supporting both sourcing and sinking current

Works with clock frequencies up to 100 kHz

Wide voltage supply range from 1.65V to 5.5V

Operational across extreme temperatures from -55°C up to 125°C

Product Advantages

Expands I/O capability without additional microcontroller pins

Flexible power requirements accommodate various power supplies

Suitable for high-reliability applications given its extended temperature range

Key Technical Parameters

Number of I/O: 16

Interface: I2C, SMBus

Interrupt Output: Yes

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

Clock Frequency: 100 kHz

Voltage - Supply: 1.65V ~ 5.5V

Operating Temperature: -55°C ~ 125°C

Quality and Safety Features

Incorporates Power-on reset (POR) for reliable start-up

Compatibility

Interface with I2C or SMBus protocols

Mountable on surface mount boards with a 24-TSSOP package

Application Areas

Embedded systems

Microcontroller-based systems

Industrial controls

Server motherboards

Product Lifecycle

Obsolete

End-of-life product with limited availability

Check for potential replacement products or upgrades from onsemi

Several Key Reasons to Choose This Product

Provides significant I/O expansion with 16 additional ports

Can function over a broad voltage range suiting various electronic systems

Designed for harsh environments with its wide operating temperature range

Ease of integration through surface mount 24-TSSOP package

Supports hot-swappable and low standby current features for industrial applications

Enhances system reliability with interrupt output and power-on reset functions

Offers higher system flexibility compatible with both I2C and SMBus interfaces