AT91FR4042-CI - Microchip Technology

Manufacturer Part Number

AT91FR4042-CI

Manufacturer

Microchip Technology

Introduction

The AT91FR4042-CI is an embedded microcontroller from Microchip's AT91 series designed for a variety of applications requiring low power and high-performance processing.

Product Features and Performance

ARM7® Core Processor

16/32-Bit Core Size

Up to 75MHz Operating Speed

EBI/EMI, UART/USART Connectivity

Watchdog Timer (WDT)

32 Programmable I/O Lines

512KB (256K x 16) FLASH Memory

256K x 8 SRAM

External Oscillator Support

Product Advantages

Optimized for Low Power Consumption

High-Speed ARM7 Core for Enhanced Performance

Integrated FLASH Memory for Reliable Program Storage

Expansive I/O Count for Versatile Peripheral Control

Compact Surface Mount 121-BGA Package

Key Technical Parameters

Core Processor: ARM7

Speed: 75MHz

Program Memory Size: 512KB FLASH

RAM Size: 256KB

Voltage Supply: 1.65V to 1.95V

Number of I/O: 32

Operating Temperature Range: -40°C to 85°C

Mounting Type: Surface Mount

Package: 121-TFBGA

Quality and Safety Features

Built-in Watchdog Timer for System Security

Reliable FLASH Storage for Code Integrity

Operational Across Wide Temperature Range

Compatibility

Compatible with External Oscillators

EBI/EMI Interfaces for External Memory Support

UART/USART for Serial Communication

Application Areas

Industrial Automation

Consumer Electronics

Telecommunication

Automotive Systems

Embedded Computing

Product Lifecycle

Status: Obsolete

Note: Availability of replacements or upgrades should be checked with manufacturer for latest alternatives.

Several Key Reasons to Choose This Product

Mature ARM7 Architecture Known for Stability

Highly Integrated with Adequate Memory and I/O for Complex Tasks

Low Supply Voltage and Power Efficiency Benefit Portable Devices

Surface Mount Package Ideal for Compact Electronics

Qualified for Industrial Temperature Ranges, Enhancing Reliability