Manufacturer Part Number
DS89C450-ENL+
Manufacturer
Analog Devices
Introduction
High-Performance 8-Bit Microcontroller with Embedded Flash
Product Features and Performance
8051 Compatible Core Processor
High Speed 33MHz Operation
32 Programmable I/O Lines
64KB Flash Program Memory
1KB RAM
Enhanced Boolean Processor
Two Data Pointers for Fast Memory Transfers
Three 16-Bit Timer/Counters
Power-Fail Reset
Watchdog Timer (WDT) with its own On-Chip RC Oscillator for Reliable Operation
Serial I/O for Enhanced Communication
Extended Interrupts System
Product Advantages
Fast Processing Capabilities with an 8051 Core
Generous Flash Memory for Complex Applications
Robust Design For High-Reliability Applications
Low-Power Consumption due to On-Chip Features
Easy to Program with High-Level Languages
Large Number of I/Os for Versatile Control
Key Technical Parameters
Core Size: 8-Bit
Speed: 33MHz
Number of I/O: 32
Program Memory Size: 64KB
RAM Size: 1K x 8
Voltage Supply: 4.5V to 5.5V
Operating Temperature Range: -40°C to 85°C
Mounting Type: Surface Mount
Quality and Safety Features
Built-In Power-Fail Reset
Watchdog Timer for System Stability
Compatibility
EBI/EMI, SIO, UART/USART Interface Support
Compatible with External Oscillators
Application Areas
Industrial Control Systems
Telecommunications
Automotive Systems
Consumer Electronics
Robotics and Automation
Product Lifecycle
Status: Active
Not Nearing Discontinuation
Replacements or Upgrades Typically Available
Several Key Reasons to Choose This Product
Powerful 8051 Core for Reliable Embedded Applications
Broad Voltage and Temperature Operating Ranges Suitable for Harsh Environments
Ample Program and Data Memory Facilitate Advanced Functionality
Quality Design and Safety Features Ensure Product Longevity and Dependability
High-Speed Performance at 33MHz for Time-Sensitive Applications
Flexible Serial and I/O Connectivity Options for a Wide Range of Uses
Surface Mount Package for Space-Efficient PCB Designs
Supported by Analog Devices' Reputation for Reliability and Innovation
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