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