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DS83C530-QCL Datasheet(PDF) 1 Page - Maxim Integrated Products |
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DS83C530-QCL Datasheet(HTML) 1 Page - Maxim Integrated Products |
1 / 46 page 1 of 46 REV: 040104 Note: Some revisions of this device may incorporate deviations from published specifications known as errata. Multiple revisions of any device may be simultaneously available through various sales channels. For information about device errata, click here: www.maxim-ic.com/errata. FEATURES § 80C52 Compatible 8051 Instruction-Set Compatible Four 8-Bit I/O Ports Three 16-Bit Timer/Counters 256 Bytes Scratchpad RAM § Large On-Chip Memory 16kB EPROM (OTP) 1kB Extra On-Chip SRAM for MOVX § ROMSIZE Features Selects Effective On-Chip ROM Size from 0 to 16kB Allows Access to Entire External Memory Map Dynamically Adjustable by Software Useful as Boot Block for External Flash § Nonvolatile Functions On-Chip Real-Time Clock with Alarm Interrupt Battery Backup Support of 1kB SRAM § High-Speed Architecture 4 Clocks/Machine Cycle (8051 = 12) Runs DC to 33MHz Clock Rates Single-Cycle Instruction in 121ns Dual Data Pointer Optional Variable Length MOVX to Access Fast/Slow RAM /Peripherals § Power Management Mode Programmable Clock Source Saves Power Runs from (Crystal/64) or (Crystal/1024) Provides Automatic Hardware and Software Exit § EMI Reduction Mode Disables ALE § Two Full-Duplex Hardware Serial Ports § High Integration Controller Includes: Power-Fail Reset Early-Warning Power-Fail Interrupt Programmable Watchdog Timer § 14 Total Interrupt Sources with Six External PIN CONFIGURATIONS DALLAS DS87C530 DS83C530 34 46 20 8 7 1 47 21 33 PLCC WINDOWED LCC DALLAS DS87C530 DS83C530 39 27 1 13 26 40 14 52 TQFP TOP VIEW DALLAS is a registered trademark of Dallas Semiconductor Corp. MAXIM is a registered trademark of Maxim Integrated Products, Inc. www.maxim-ic.com DS87C530/DS83C530 EPROM/ROM Microcontrollers with Real-Time Clock The High-Speed Microcontroller User’s Guide must be used in conjunction with this data sheet. Download it at: www.maxim-ic.com/microcontrollers. |
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