M80C287 Datasheet - Intel

M80C287 80-BIT CHMOS III NUMERIC PROCESSOR EXTENSION

The M80C287 Numeric Processor Extension (NPX) provides arithmetic instructions for a variety of numeric data types It also executes numerous built-in transcendental functions (e g tangent sine cosine and log functions) The M80C287 effectively extends the register and instruction set of the CPU for e.

M80C287 80-BIT CHMOS III NUMERIC PROCESSOR EXTENSION Military Y High Performance 80-Bit Internal Architecture Implements ANSI IEEE Standard 7541985 for Binary Floating-Point Arithmetic Implements Extended M387 Numerics Coprocessor Instruction Set Two to Three Times M8087 M80287 Performance at Equivalent Clock Speed Low Power Consumption Upward Object-Code Compatible from M8087 and M80287 Interfaces with M80286 and M80C286 CPUs Expands CPU’s Data Types to Include 32- 64- 80-Bit Floating Point 32.

M80C287_IntelCorporation.pdf