Part Number: 8088
Function: 8-BIT HMOS MICROPROCESSOR
Package: DIP 40 Pin Type
Manufacturer: Intel Corporation
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Description
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 8and 16-bit microprocessors It is directly compatible with 8086 software and 8080 8085 hardware and peripherals
Features
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 8 MHz for 8088-2 Available in EXPRESS Standard Temperature Range Extended Temperature Range Y Y Y Y Y 231456 – 2 231456 – 1 Figure 2 Pin Configuration Figure 1 CPU Functional Block Diagram August 1990 Order Number 231456-006 Table 1 Pin Description The following pin function descriptions are for 8088 systems in either minimum or maximum mode The ‘‘local bus’’ in these descriptions is the direct multiplexed bus interface connection to the 8088 (without regard to additional bus buffers) Symbol Pin No Type Name and Function AD7–AD0 9–16 I O ADDRESS DATA BUS These lines constitute the time multiplexed memory IO address (T1) and data (T2 T3 Tw T4) bus These lines are active […]