CoProcessors

8087
Manufacturer Intel Corp.
Category Coprocessor 8-bit family
Introduction 1980
Technology

HMOS III technology; extension to the Intel 8086 / 8088 microprocessor architecture; Increases the processing speed of computer applications which utilizes mathematical operations; adds 68 mnemonics to the 8086 microprocessor instruction set (arithmetic, trigonometric, exponential and lorarithmic instructions); supports integer, floating point and BCD data formats
Clock frequency 8087: 5 MHz
8087-1: 10 MHz
8087-2: 8 MHz

Examples




Package


Examples




Package



Examples
(second source)




Package
Intel
C8087		 Intel
C8087-1		 Intel
C8087-2		 Intel
C8087-3
   picture soon
40 pin CERDIP 40 pin CERDIP 40 pin CERDIP 40 pin CERDIP

 

Intel
C8087-4		 Intel
TC8087		 Intel
MC8087/B		 Intel
MC8087-2/B
     
40 pin CERDIP 40 pin CERDIP 40 pin CERDIP 40 pin CERDIP

 

IBM
C8087		 IBM
C8087-3		 IBM
C8087-6
 
40 pin CERDIP 40 pin CERDIP 40 pin CERDIP

 



Examples





Package

  
Intel
D8087		 Intel
D8087-1		 Intel
D8087-2
     
40 pin CERDIP 40 pin CERDIP 40 pin CERDIP
Second source IBM