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IC > MCU > 8051 ½Ã¸®Áî > DS80C320-QCG(44-PLCC)
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DS80C320-QCG(44-PLCC)
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FEATURES
80C32-Compatible
  8051 Pin and Instruction Set Compatible
  Four 8-Bit I/O Ports
  Three 16-Bit Timer/Counters
  256 Bytes Scratchpad RAM
  Addresses 64kB ROM and 64kB RAM
High-Speed Architecture
  4 Clocks/Machine Cycle (8032 = 12)
  DC to 33MHz (DS80C320)
  DC to 18MHz (DS80C323)
  Single-Cycle Instruction in 121ns
  Uses Less Power for Equivalent Work
  Dual Data Pointer
  Optional Variable Length MOVX to Access
  Fast/Slow RAM/Peripherals
High-Integration Controller Includes:
  Power-Fail Reset
  Programmable Watchdog Timer
  Early Warning Power-Fail Interrupt
Two Full-Duplex Hardware Serial Ports
13 Total Interrupt Sources with Six
  External
Available in 40-Pin DIP, 44-Pin PLCC, and
  44-Pin TQFP


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