PCA9554ARGTR - Texas Instruments

Manufacturer Part Number

PCA9554ARGTR

Manufacturer

texas-instruments

Introduction

PCA9554ARGTR is an I/O expander from Texas Instruments designed to expand the number of I/O ports available on a microcontroller or microprocessor using I2C or SMBus for interface.

Product Features and Performance

Supports I2C and SMBus interface.

8 I/O ports.

Interrupt output enabled.

Features power-on reset (POR).

Push-pull output type.

Clock frequency of 400 kHz.

Product Advantages

High compatibility with I2C and SMBus interfaces ensuring broad microcontroller and microprocessor connectivity.

Push-pull outputs help in driving higher loads.

POR feature minimizes initialization errors after power-up.

Key Technical Parameters

Number of I/O: 8

Interface: I2C, SMBus

Features: POR

Output Type: Push-Pull

Current Output Source/Sink: 10mA, 25mA

Clock Frequency: 400 kHz

Voltage Supply: 2.3V ~ 5.5V

Operating Temperature: -40°C ~ 85°C

Package / Case: 16-VFQFN Exposed Pad

Mounting Type: Surface Mount

Quality and Safety Features

Robust operating temperature range from -40°C to 85°C.

ESD and latch-up testing aligned with industry standards.

Compatibility

Compatible with any microcontroller or microprocessor that supports I2C or SMBus interfaces.

Application Areas

Embedded systems

Robotics

Industrial control

Home automation systems

Remote I/O systems

Product Lifecycle

Product Status: Active

Not nearing discontinuation.

No current indication of forthcoming replacements or upgrades.

Several Key Reasons to Choose This Product

Broad operational voltage range (2.3V to 5.5V) accommodating diverse power setups.

Compact 16-VFQFN package suited for space-constrained applications.

Scalability through additional I/O expansion.

High reliability and extended operational temperature making it suitable for industrial applications.

The combination of push-pull output and higher current sourcing ability elevates its applicability across a range of more demanding electronic circuits.