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8088 Datasheet, PDF (1/30 Pages) Intel Corporation – 8-BIT HMOS MICROPROCESSOR
8088
8-BIT HMOS MICROPROCESSOR
8088 8088-2
Y 8-Bit Data Bus Interface
Y 16-Bit Internal Architecture
Y Direct Addressing Capability to 1 Mbyte
of Memory
Y Direct Software Compatibility with 8086
CPU
Y 14-Word by 16-Bit Register Set with
Symmetrical Operations
Y 24 Operand Addressing Modes
Y Byte Word and Block Operations
Y 8-Bit and 16-Bit Signed and Unsigned
Arithmetic in Binary or Decimal
Including Multiply and Divide
Y Two Clock Rates
5 MHz for 8088
8 MHz for 8088-2
Y Available in EXPRESS
Standard Temperature Range
Extended Temperature Range
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 – 1
Figure 1 8088 CPU Functional Block Diagram
231456 – 2
Figure 2 8088 Pin Configuration
August 1990
Order Number 231456-006