Product Features

Static Intel386¢â CPU Core
  - Low Power Consumption
  - Operating Power Supply
      EXTB: 2.7 V to 3.6 V
      EXTC: 4.5 V to 5.5 V
  - Operating Frequency
      20 MHz EXTB at 2.7 V to 3.6 V
      25 MHz EXTB at 3.0 V to 3.6 V;
      25/33 MHz EXTC at 4.5 V to 5.5 V

Transparent Power-management System Architecture
  - Intel System Management Mode  Architecture Extension for Truly Compatible Systems
  - Power Management Transparent to Operating Systems and Application  Programs
-   Programmable Power-management Modes

Powerdown Mode
  - Clock Stopping at Any Time
  - Only 10–20 ¥ìA Typical CPU Sink Current

 Full 32-bit Internal Architecture
  - 8-, 16-, 32-bit Data Types
  - 8 General Purpose 32-bit Registers

 Runs Intel386 Architecture Software in a Cost-effective 16-bit Hardware Environment
  - Runs Same Applications and Operating Systems as the Intel386 SX and Intel386 DX Processors
 - Object Code Compatible with 8086, 80186, 80286, and Intel386 Processors

High-performance 16-bit Data Bus
  - Two-clock Bus Cycles
  - Address Pipelining Allows Use of  Slower, Inexpensive Memories

 Extended Temperature Range

 Integrated Memory Management Unit
  - Virtual Memory Support
  - Optional On-chip Paging
  -  Levels of Hardware-enforced Protection
  - MMU Fully Compatible with MMUs of  the 80286 and Intel386 DX Processors n Virtual 8086 Mode Allows Execution of 8086 Software in a Protected and Paged System

 Large Uniform Address Space
  - 64 Megabyte Physical
  - 64 Terabyte Virtual
  - 4 Gigabyte Maximum Segment Size

On-chip Debugging Support Including Breakpoint Registers

 Complete System Development Support 

 High Speed CHMOS Technology

Two Package Types
  - 132-pin Plastic Quad Flatpack
  - 144-pin Thin Quad Flatpack

 Integrated Peripheral Functions
  - Clock and Power Management Unit
  - Chip-select Unit
  - Interrupt Control Unit
  - Timer/Counter Unit
  - Watchdog Timer Unit
  - Asynchronous Serial I/O Unit
  - Synchronous Serial I/O Unit
  - Parallel I/O Unit
  - DMA and Bus Arbiter Unit
  - Refresh Control Unit
  - JTAG-compliant Test-logic Unit