The Intel387 TM SX Math CoProcessor is an extension to the Intel386 TM SX microprocessor architecture The combination of the Intel387 TM SX with the Intel386 TM SX microprocessor dramatically increases the processing speed of computer application software that utilizes high performance floating-point operations An internal Power Management Unit enables the Intel387 TM SX to perform these floating-point operations while maintaining very low power consumption for portable and desktop applications The internal Power Management Unit effectively reduces power consumption by 95% when the device is idle The Intel387 TM SX Math CoProcessor is available in a 68-pin PLCC package and is manufactured on Intel's advanced 1 0 micron CHMOS IV technology