Rabbit 4000 Microprocessor

RoHS Compliant

3.3 V I/O standard (can be set to 1.8 V for lower power)

Two Watchdog timers

Battery-backable time/date clock

40+ digital I/O lines with up to four layers of alternate pin functions

Control of clock speed by software allows dynamic trading of power vs. speed

On-Board slave port allows the Rabbit to be configured as an intelligent peripheral device

New instructions to support 32-bit values and math operations

10x Speed Improvement in AES encryption

Seven Hardware Breakpoints

Supports 8- or 16-bit Flash and SRAM memories

Eight independent DMA channels

Integrated 10Base-T Ethernet

Up to 60 MHz