MCF51CN Ethernet MCUs are low-cost, low-power, high-performance 32-bit devices designed for developers who want to add Ethernet connectivity to their commercial and industrial applications.

Features.

• 32-bit ColdFire V1 Central Processing Unit (CPU)
  • Up to 50.33 MHz ColdFire CPU from 3.6 V to 3.0 V, up to 40 MHz CPU from 3.0 V to 2.1 V, and up to 20 MHz CPU from 2.1 V to 1.8 V across temperature range of –40 °C to 85 °C
  • Support for up to 45 peripheral interrupt requests and 7 software interrupts
• On-Chip Memory
  • 128 KB Flash, 24 KB RAM
  • Flash read/program/erase over full operating voltage and temperature
• Ethernet
• External Bus
• Power-Saving Modes
• Clock Source Options
• System Protection
• Development Support
• Peripherals
• Input/Output

Target Applications.

• Building control
• Industrial operator interfaces
• Consumer and industrial appliances
• Medical monitoring and instrumentation
• Point-of-sale and courier systems
• Security and building control systems