M80C287 - 80-BIT CHMOS III NUMERIC PROCESSOR EXTENSION
Intel
General Description
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
The following content is an automatically extracted verbatim text
from the original manufacturer datasheet and is provided for reference purposes only.
View original datasheet text
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- 64Bit Integers and 18-Digit BCD Operands
Y
Y
Directly Extends CPU’s Instruction Set to Trigonometric Logarithmic Exponential and Arithmetic Instructions for All Data Types Full-Range Transcendental Operations for SINE COSINE TANGENT ARCTANGENT and LOGARITHM Built-In Exception Handling Operates
M80C287 Datasheet
