Intel 8086 User Manual
September 1990
Order Number: 231455-005
8086
16-BIT HMOS MICROPROCESSOR
8086/8086-2/8086-1
Y
Direct Addressing Capability 1 MByte
of Memory
of Memory
Y
Architecture Designed for Powerful
Assembly Language and Efficient High
Level Languages
Assembly Language and Efficient High
Level Languages
Y
14 Word, by 16-Bit Register Set with
Symmetrical Operations
Symmetrical Operations
Y
24 Operand Addressing Modes
Y
Bit, Byte, Word, and Block Operations
Y
8 and 16-Bit Signed and Unsigned
Arithmetic in Binary or Decimal
Including Multiply and Divide
Arithmetic in Binary or Decimal
Including Multiply and Divide
Y
Range of Clock Rates:
5 MHz for 8086,
8 MHz for 8086-2,
5 MHz for 8086,
8 MHz for 8086-2,
10 MHz for 8086-1
Y
MULTIBUS System Compatible
Interface
Interface
Y
Available in EXPRESS
Ð Standard Temperature Range
Ð Extended Temperature Range
Ð Standard Temperature Range
Ð Extended Temperature Range
Y
Available in 40-Lead Cerdip and Plastic
Package
Package
(See Packaging Spec. Order
Ý
231369)
The Intel 8086 high performance 16-bit CPU is available in three clock rates: 5, 8 and 10 MHz. The CPU is
implemented in N-Channel, depletion load, silicon gate technology (HMOS-III), and packaged in a 40-pin
CERDIP or plastic package. The 8086 operates in both single processor and multiple processor configurations
to achieve high performance levels.
implemented in N-Channel, depletion load, silicon gate technology (HMOS-III), and packaged in a 40-pin
CERDIP or plastic package. The 8086 operates in both single processor and multiple processor configurations
to achieve high performance levels.
231455 – 1
Figure 1. 8086 CPU Block Diagram
231455 – 2
40 Lead
Figure 2. 8086 Pin
Configuration