MC33972ATEW - NXP USA Inc.

Manufacturer Part Number

MC33972ATEW

Manufacturer

NXP Semiconductors

Introduction

MC33972ATEW is a multi-channel switch detection interface designed for automotive and industrial applications, enabling the monitoring of switch states and providing an SPI-compatible interface for data communication.

Product Features and Performance

Supports multiple switch inputs

SPI Serial interface for communication with microcontrollers

Wettable flank terminals for automated solder inspection

Robust ESD and EMC performance for harsh environments

Wide voltage supply range from 3.1V to 5.25V

Integrated diagnostics and interrupt functionality

Low current consumption in standby mode

Product Advantages

Reduces board space with multi-channel support

Simplifies system design with integrated features

Increases system reliability with robust protection features

Enhances manufacturability with wettable flanks for inspection

Facilitates communication with SPI protocol

Key Technical Parameters

Interface: SPI Serial

Voltage supply range: 3.1V to 5.25V

Package: 32-BSSOP (0.295", 7.50mm Width)

Mounting type: Surface Mount

Applications: Switch Monitoring

Quality and Safety Features

Built-in protective functions for overvoltage and undervoltage

High ESD protection level suitable for automotive applications

Industry-standard certifications for quality and reliability

Compatibility

Compatible with various microcontrollers with SPI interface

Flexibility in use across different platforms and products

Application Areas

Automotive systems (e.g., body control modules)

Industrial controls

Smart home systems

Product Lifecycle

Currently active with no indication of discontinuation

As a newer component, replacements or upgrades may not be necessary at this stage

Several Key Reasons to Choose This Product

Efficient switch state monitoring with multi-channel input

Direct interfacing with microcontrollers through SPI

Reduced system complexity and need for fewer components

Seamless integration into existing designs with standard package and SPI

Future-proof choice with active product status and long-term support

Highly reliable and suitable for safety-critical applications in harsh environments