AT89S51-24PU Atmel Microcontroller DIP-40 Original Integrated Circuit

Fr 7,000.00

AT89S51 is a low-power, high-performance CMOS 8-bit micro-controller with 4K bytes of in-system programmable Flash memory. The device is manufactured using Atmel’s high-density nonvolatile memory technology and is compatible with the indus- try-standard 80C51 instruction set and pin out.



  • Compatible with MCS®-51 Products
  • 4K Bytes of In-System Programmable (ISP) Flash Memory – Endurance: 10,000 Write/Erase Cycles
  • 4.0V to 5.5V Operating Range
  •  Fully Static Operation: 0 Hz to 33 MHz
  •  Three-level Program Memory Lock
  • 128 x 8-bit Internal RAM
  • 32 Programmable I/O Lines
  •  Two 16-bit Timer/Counters
  • Six Interrupt Sources
  • Full Duplex UART Serial Channel
  • Low-power Idle and Power-down Modes
  • Interrupt Recovery from Power-down Mode
  • Watchdog Timer • Dual Data Pointer
  •  Power-off Flag
  • Fast Programming Time
  • Flexible ISP Programming (Byte and Page Mode)
  •  Green (Pb/Halide-free) Packaging Option


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