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STC89C516RD+40I-PDIP40 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
STC89C516RD+40I-PDIP40STC1388Yes

STC89C516RD+40I-PDIP40** is a microcontroller manufactured by **STC Micro**.

The STC89C516RD+40I-PDIP40 is a microcontroller manufactured by STC Micro. Below are its specifications, descriptions, and features:

Manufacturer:

STC Micro

Part Number:

STC89C516RD+40I-PDIP40

Package:

PDIP40 (Plastic Dual In-line Package, 40 pins)

Core:

8051-compatible

Operating Frequency:

Up to 40 MHz

Flash Memory:

64 KB (for program storage)

RAM:

1280 bytes (internal)

EEPROM:

16 KB (for data storage)

Timers:

  • 4 timers/counters (Timer 0, Timer 1, Timer 2, and Watchdog Timer)

I/O Ports:

  • 32 programmable I/O pins (4 ports: P0, P1, P2, P3)

UART:

  • 2 UARTs (Serial communication interfaces)

ADC:

  • None (This model does not include an ADC)

Interrupts:

  • 10 interrupt sources (including external, timer, and serial interrupts)

Power Supply:

  • 4.5V to 5.5V (typical 5V operation)

Operating Temperature:

  • Industrial grade (-40°C to +85°C)

Special Features:

  • In-System Programming (ISP)
  • In-Application Programming (IAP)
  • Power-down mode (low-power consumption)
  • Watchdog timer (for system reset protection)

Applications:

  • Industrial control systems
  • Home appliances
  • Embedded systems
  • Automation devices

This microcontroller is widely used in 8051-based embedded projects due to its high-speed performance, large memory, and industrial-grade reliability.

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