Microprocessor - Intel
Description
Intel386™ EX Embedded Microprocessor
Datasheet
Product Features
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Static Intel386™ 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 µA 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
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Extended Temperature Range Integrated Memory Management Unit — Virtual Memory Support — Optional On-chip Paging — 4 Levels of Hardware-enforced Protection — MMU Fully Compatible with MMUs of the 80286 and Intel386 DX Processors 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 — DM...
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