DS80C390-FNR+ - Analog Devices Inc./Maxim Integrated

Manufacturer Part Number

DS80C390-FNR+

Manufacturer

Analog Devices

Introduction

High-speed microcontroller tailored for embedded applications

Product Features and Performance

Core Processor: 8051 enhanced instruction set

Core Size: 8-Bit architecture

Speed: Up to 40MHz operation for high-performance computing

Connectivity: Integrated CANbus, EBI/EMI, SIO, UART/USART interfaces

Peripherals: Power-Fail Reset, Watchdog Timer (WDT)

Number of I/O: 32 programmable input/output pins

Program Memory Type: ROMless, enabling flexibility with external memory solutions

RAM Size: 4K x 8, providing sufficient working memory for intermediate operations

Voltage Supply Range: Operable between 3.85V to 5.5V

Oscillator Type: Requires external oscillator

Operating Temperature Range: Industrial grade, -40°C to 85°C

Mounting Type: Designed for surface mount applications

Supplier Device Package: Available in 64-LQFP (10x10) form factor

Product Advantages

Supports high-speed microcontroller applications with robust processing capabilities

Flexible interface options enable compatibility with various peripherals and systems

RAM and ROMless design provide the versatility for custom memory configurations

Broad voltage supply range for diverse electronic environments

Capable of operating in harsh temperature conditions

Key Technical Parameters

8051-based core operating at 40MHz

32 configurable I/O lines

4K x 8 RAM

Supply Voltage of 3.85V to 5.5V

External Oscillator support

Industry-standard 64-LQFP packaging

Quality and Safety Features

Industrial operating temperature ensures reliability in extreme conditions

Power-Fail Reset helps in preserving system integrity during voltage variations

Watchdog Timer for system recovery in event of software anomalies

Compatibility

Easily integrated with standard development tools for 8051 microcontrollers

Compatible with a wide range of external memory and peripheral options due to flexible connectivity

Application Areas

Embedded systems

Industrial control

Automation

Automotive electronics

Communication infrastructure

Product Lifecycle

Currently active product with ongoing manufacturer support

Not nearing discontinuation, ensuring long-term availability

Replacement parts or upgrades should maintain compatibility due to adherence to industry standards

Key Reasons to Choose This Product

Robust 8-bit processing power with 40MHz speed for demanding applications

High integration potential with multiple interfaces catered for complex designs

Flexible memory architecture allowing ROMless operation for custom solutions

Resilient performance with industrial-grade temperature and voltage tolerances

Established manufacturer with reliable support and product longevity