Product Summary

The Ku80386extc-25 is a highly integrated, 32-bit, fully static processor optimized for embedded control applications. With a 16-bit external data bus, a 26-bit external address bus, and the System Management Mode (SMM) of Intel, the Ku80386extc-255 microprocessor brings the vast software library of Intel386 architecture to embedded systems. It provides the performance benefits of 32-bit programming with the cost savings associated with 16-bit hardware systems.

Parametrics

Ku80386extc-25 absolute maximum ratings: (1)Storage Temperature: –65℃ to +150℃; (2)Supply Voltage with Respect to VSS: –0.5 V to 6.5 V; (3)Voltage on Other Pins: –0.5 V to VCC + 0.5 V; (4)VCC (Digital Supply Voltage): 4.5 V to 5.5 V; (5)TCASE (Case Temperature Under Bias)TCASE(MIN): -40℃; (6)FOSC (Operating Frequency): 0 MHz to 33 MHz.

Features

Ku80386extc-25 features: (1)Virtual 8086 Mode Allows Execution of 8086 Software in a Protected and Paged System; (2)Large Uniform Address Space: 64 Megabyte Physical; 64 Terabyte Virtual; 4 Gigabyte Maximum Segment Size; (3)On-chip Debugging Support Including Breakpoint Registers; (4)Complete System Development Support; (5)High Speed CHMOS Technology; (6)Two Package Types: 132-pin Plastic Quad Flatpack; 144-pin Thin Quad Flatpack.

Diagrams

Ku80386extc-25 circuit diagram

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