M80C86

M80C86 M80C86-2 16-BIT CHMOS MICROPROCESSOR MILITARY Y Pin-for-Pin and Functionally Compatible to Industry Standard HMOS M8086 Fully Static Design with Frequency Range from D C to 5 MHz for M80C86 8 MHz for M80C86-2 Low Power Operation Operating ICC e 10 mA MHz Standby ICCS e 500 mA max Bus-Hold Circuitry Eliminates Pull-Up Resistors Direct Addressing Capability of 1 MByte of Memory Y Y Architecture Designed for Powerful Assembly Language and Efficient High Level Languages 24 Operand Addressing Modes Byte Word and Block Operations 8 and 16-Bit Signed and Unsigned Arithmetic Binary or Decimal Multiply and Divide Military Temperature Range b 55 C to a 125 C (TC) Y Y Y Y Y Y Y The Intel M80C86 is a high performance CHMOS version of the industry standard HMOS M8086 16-bit CPU It is available in 5 and 8 MHz clock rates The M80C86 offers two modes of operation MINimum for small systems and MAXimum for larger applications such as multiprocessing It is available in 40-pin DIP package 271058 –1 271058 – 2 Figure 1 M80C86 CPU Block Diagram Figure 2 M80C86 40-Lead DIP Configuration November 1989 Order Number 271058-005 M80C86 M80C86-2 Table 1 Pin Description The following pin function descriptions are for M80C86 systems in either minimum or maximum mode The ‘‘Local Bus’’ in these descriptions is the direct multiplexed bus interface connection to the M80C86 (without regard to additional bus buffers) Symbol AD15 –AD0 Pin No 2– 16 39 Type I O Name and Function ADDRESS DAT...