Manufacturer Part Number
DS89C450-MNL+
Manufacturer
Analog Devices
Introduction
The DS89C450-MNL+ is a high-speed microcontroller from the 89C series.
Product Features and Performance
8051 Core Processor for compatibility with legacy software
8-Bit Core size efficient for simple control tasks
Fast 33MHz operation for responsive performance
Embedded Interface options including EBI/EMI, SIO, UART/USART
On-chip Power-Fail Reset and Watchdog Timer (WDT) for system reliability
Extensive I/O options with 32 programmable I/O lines
Large 64KB FLASH Program Memory enables complex applications
1KB RAM for variable storage and buffering
External Oscillator support for precise clocking solutions
Product Advantages
Higher processing speed compared to standard 8051 MCUs
Expanded memory capabilities for advanced programming
Robust set of peripheral interfaces for versatile connectivity
Suitable for rugged applications with an operating temperature range from -40°C to 85°C
Key Technical Parameters
Speed: 33MHz
Program Memory Size: 64KB (64K x 8)
RAM Size: 1K x 8
Voltage Supply (Vcc/Vdd): 4.5V ~ 5.5V
Number of I/O: 32
Operating Temperature: -40°C ~ 85°C (TA)
Mounting Type: Through Hole
Package/Case: 40-DIP (0.600", 15.24mm)
Quality and Safety Features
Robust design ensuring extended operational longevity
Integrated Power-Fail Reset for improved safety during power drops
Watchdog Timer for autonomous error handling and recovery
Compatibility
Compatible with standard through-hole 40-PDIP sockets
Supports various external oscillators for system design flexibility
Adaptable to a broad range of peripheral devices
Application Areas
Industrial Control Systems
Telecommunications
Consumer Electronics
Automotive Electronics
Home Appliances
Product Lifecycle
Currently Active status, not near discontinuation
Availability of replacements or upgrades through Analog Devices' ongoing product line
Several Key Reasons to Choose This Product
Proven reliability and performance with seasoned 8051 core
Suitable for demanding and temperature-variant environments
Ample program memory and speed for complex task handling
Extensive I/O count provided enables diverse system integration
Adherence to Analog Devices' quality and longevity standards
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