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SST89E516RD 40 Pin DIP 8051 8 Bit Microcontroller NXP P89V51RD2 Compatible from Microchip

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Pin to pin and Code to code equivalent with old discontinued NXP's P89V51RD2. The SST89E516RD is a member of the FlashFlex family of 8-bit microcontroller products designed and manufactured with SST patented and proprietary SuperFlash CMOS semiconductor process technology. The split-gate cell design and thick-oxide tunneling injector offer significant cost and reliability benefits for SST customers. It uses the 8051 instruction set and is pin-for-pin compatible with standard 8051 microcontroller devices.

SST89E516RD MCU Features:

  • 1 KByte Internal RAM
  • Dual Block SuperFlash EEPROM– 64 KByte primary block +8 KByte secondary block
  • Support External Address Range up to 64KByte of Program and Data Memory
  • Three High-Current Drive Ports (16 mA each)
  • Three 16-bit Timers/Counters
  • Full-Duplex, Enhanced UART– Framing Error Detection– Automatic Address Recognition
  • Ten Interrupt Sources at 4 Priority Levels– Four External Interrupt Inputs
  • Programmable Watchdog Timer (WDT)
  • Programmable Counter Array (PCA)
  • Four 8-bit I/O Ports (32 I/O Pins) andOne 4-bit Port
  • Second DPTR register
  • Low EMI Mode (Inhibit ALE)
  • SPI Serial Interface
  • Standard 12 Clocks per cycle, the device has adoption to double the speed to 6 clocks per cycle.
  • TTL- and CMOS-Compatible Logic Levels
  • Brown-out Detection
  • Low Power Modes– Power-down Mode with External Interrupt Wake-up– Idle Mode

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