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STC89LE58RD+ Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
STC89LE58RD+STC1258Yes

STC89LE58RD+** is a microcontroller manufactured by **STC Microcontroller (STC)**.

The STC89LE58RD+ is a microcontroller manufactured by STC Microcontroller (STC).

Specifications:

  • Core: 8051
  • Operating Voltage: 3.3V – 5.5V (Low-voltage operation)
  • Flash Memory: 58KB (for program storage)
  • RAM: 1280 bytes
  • EEPROM: None (but supports in-system programming)
  • Clock Speed: Up to 80MHz (with external oscillator)
  • I/O Pins: 32 (4 ports: P0, P1, P2, P3)
  • Timers: 3 (Timer 0, Timer 1, Timer 2)
  • UART: 1 (Serial communication)
  • Interrupt Sources: 8
  • Watchdog Timer: Yes
  • Power Modes: Idle and Power-down modes for low power consumption
  • Package: PDIP-40, LQFP-44, PLCC-44

Descriptions:

The STC89LE58RD+ is an enhanced 8051-compatible microcontroller with low-power operation. It features in-system programmable (ISP) flash memory, making firmware updates convenient without removing the chip.

Features:

  • Low Power Consumption: Optimized for battery-powered applications.
  • High-Speed Operation: Supports up to 80MHz with an external oscillator.
  • Enhanced 8051 Core: 12-clock or 6-clock mode selectable.
  • ISP Support: Allows programming via serial interface.
  • Wide Voltage Range: Operates from 3.3V to 5.5V.
  • High Noise Immunity: Robust design for industrial environments.
  • Multiple Power-Saving Modes: Reduces energy consumption.

This microcontroller is commonly used in embedded systems, industrial control, and consumer electronics.

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