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Datasheet DS80C320-ECG - Maxim 8- bit Microcontrollers (MCU) High-Speed Low-Power

Part Number: DS80C320-ECG

Manufacturer: Maxim

Description: 8- bit Microcontrollers (MCU) High-Speed Low-Power

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DS80C320/DS80C323 High-Speed/Low-Power Microcontrollers
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


  • Clock Frequency Max: 25 MHz
  • Core: 8051
  • Data Bus Width: 8 bit
  • Height: 1.05 mm
  • Interface: UART
  • Length: 10 mm
  • Mounting Style: SMD/SMT
  • Number of I/O Lines: 32
  • Number of Timers: 3
  • On-Chip ADC: No
  • Operating Supply Voltage: 4.25 V to 5.5 V
  • Operating Temperature Range: 0 C to + 70 C
  • Package / Case: TQFP-44
  • Processor Series: DS80C320
  • Program Memory Type: ROMLess
  • RAM Size: 256 B
  • Supply Voltage Range: 4.5 V to 5.5 V
  • Width: 10 mm

Other Names:

DS80C320ECG, DS80C320 ECG

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