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AT89c52 General Description


• Compatible with MCS-51™ Products
• 8K Bytes of In-System Reprogrammable Flash Memory
Endurance: 1,000 Write/Erase Cycles
• Fully Static Operation: 0 Hz to 24 MHz
• Three-Level Program Memory Lock
• 256 x 8-Bit Internal RAM
• 32 Programmable I/O Lines
• Three 16-Bit Timer/Counters
• Eight Interrupt Sources
• Programmable Serial Channel
• Low Power Idle and Power Down Modes



Operating Temperature.....................-55°C to +125°C
Storage Temperature .......................-65°C to +150°C
Voltage on Any Pin
with Respect to Ground .......................-1.0V to +7.0V
Maximum Operating Voltage................................6.6V
DC Output Current.........................................15.0 mA


The AT89C52 is a low-power, high-performance CMOS 8-bit microcomputer with 8K bytes of Flash programmable and erasable read only memory (PEROM). The device is manufactured using Atmel's high density nonvolatile memory technology and is compatible with the industry standard 80C51 and 80C52 instruction set and pinout.The on-chip Flash allows the program memory to be reprogrammed in-system or by a conventional nonvolatile memory programmer. By combining a versatile 8-bit CPU with Flash on a monolithic chip, the Atmel AT89C52 is a powerful microcomputer which provides a highly flexible and cost effective solution to many embedded control applications.

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  • AT89C52

  • Vendor: 62 Pack: ATMEL D/C: 01+  Adddate: 2015-08-02
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  • JFJ Electronics Co.,Ltd   Hong    VIP Member
    Contact: Ms.Sunny Yue   Skype:sale2well
    Tel: 852-0-3069 6366
  • AT89C52

  • Vendor: ATMEL Pack: DIP D/C: 10+ Qty: 42000 Note: Hot!Hot!!!!ORIGINAL.Skype:teven009  Adddate: 2015-08-02
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  • eastech electronics limited   China    VIP Member
    Contact: Mr.Teven  
    Tel: 86-755-82772775
  • AT89C52

  • Vendor: ATMEL Pack: SOP D/C: 07+ Qty: 6584  Adddate: 2015-08-02
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  • Mega Source Elec Ltd   Hong    VIP Member
    Contact: Ms.Tara   Skype:mary75791
    Tel: 86-755-83690382
  • AT89C52

  • Vendor: ATMEL Pack: PLCC Qty: 20252  Adddate: 2015-08-02
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  • EM ELECTRONIC INTL. LTD.   China    VIP Member
    Contact: Ms.Emilychen   Skype:candychen_em
    Tel: 86-755-28536689
  • AT89C52

  • Vendor: ATI Pack: SMD D/C: 10+ Qty: 6430 Note: Our advantage stock, Low price & high quality  Adddate: 2015-08-02
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  • Hgme Electronics co.,ltd   China    VIP Member
    Contact: Ms.Shine   Skype:shine09282
    Tel: +86-0755-27895780

AT89c52 Datasheet

About AT89c52

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Datasheet: AT89c52

File Size: 1017692 KB

Manufacturer: Atmel

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