8088
8-BIT HMOS MICROPROCESSOR
8088 8088-2
Y
Y
Y
8-Bit Data Bus Interface
16-Bit Internal Architecture
Direct Addressing Capability to 1 Mbyte
of Memory
Direct Software Compatibility with 8086
CPU
14-Word by 16-Bit Register Set with
Symmetrical Operations
24 Operand Addressing Modes
Y
Y
Byte Word and Block Operations
8-Bit and 16-Bit Signed and Unsigned
Arithmetic in Binary or Decimal
Including Multiply and Divide
Two Clock Rates
5 MHz for 8088
8 MHz for 8088-2
Available in EXPRESS
Standard Temperature Range
Extended Temperature Range
Y
Y
Y
Y
Y
The Intel 8088 is a high performance microprocessor implemented in N-channel depletion load silicon gate
technology (HMOS-II) and packaged in a 40-pin CERDIP package The processor has attributes of both 8-
and 16-bit microprocessors It is directly compatible with 8086 software and 8080 8085 hardware and periph-
erals
231456 –2
231456 –1
Figure 2 8088 Pin Configuration
Figure 1 8088 CPU Functional Block Diagram
August 1990
Order Number 231456-006
INTEL [ INTEL CORPORATION ]
