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W78E052DFG Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
W78E052DFGNuvoton1250Yes

W78E052DFG** is a microcontroller manufactured by **Nuvoton Technology**.

The W78E052DFG is a microcontroller manufactured by Nuvoton Technology. Below are its key specifications, descriptions, and features:

Specifications:

  • Core: 8-bit 8051-compatible
  • Clock Speed: Up to 40 MHz
  • Flash Memory: 8 KB (reprogrammable)
  • RAM: 256 bytes
  • EEPROM: 4 KB (for data storage)
  • Operating Voltage: 4.5V to 5.5V
  • I/O Pins: 32 (4 ports: P0, P1, P2, P3)
  • Timers/Counters: 3 (Timer 0, Timer 1, Timer 2)
  • UART: 1 (Full-duplex)
  • Interrupt Sources: 8 (2 external, 3 timer-based, 1 serial, 2 additional)
  • Watchdog Timer: Yes (programmable)
  • Package: PLCC-44 (Plastic Leaded Chip Carrier)

Descriptions:

  • The W78E052DFG is an enhanced 8051-based microcontroller with in-system programmable (ISP) Flash memory, allowing firmware updates without removing the chip.
  • It includes 4 KB of EEPROM for non-volatile data storage.
  • Designed for industrial and consumer applications, it supports low-power modes (idle and power-down).
  • Features high noise immunity and EMI resistance, making it suitable for harsh environments.

Features:

  • 8051-compatible instruction set with faster execution (4 clocks per cycle).
  • In-system programming (ISP) via UART.
  • Power-saving modes (Idle & Power-down).
  • Built-in watchdog timer for system reliability.
  • High ESD protection and wide operating temperature range.
  • Industrial-grade reliability with high noise immunity.

This microcontroller is commonly used in embedded systems, industrial control, home appliances, and automation applications.

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