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W78E054DDG Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
W78E054DDGNuvoton1008Yes

W78E054DDG** is a microcontroller manufactured by **Nuvoton Technology**.

The W78E054DDG is a microcontroller manufactured by Nuvoton Technology. Below are its key specifications, descriptions, and features:

Specifications:

  • Core: 8-bit 8051-based microcontroller
  • Operating Voltage: 4.5V to 5.5V
  • Clock Speed: Up to 40 MHz
  • Flash Memory: 16 KB (for program storage)
  • RAM: 256 bytes (internal) + 1 KB (external)
  • EEPROM: 4 KB (for data storage)
  • I/O Pins: 32 (4 ports, 8 pins each)
  • Timers: 3 (Timer 0, Timer 1, and Timer 2)
  • Watchdog Timer: Yes
  • UART: 1 (full-duplex)
  • Interrupt Sources: 8
  • ADC: None
  • PWM: None
  • Operating Temperature: -40°C to +85°C
  • Package: PDIP-40 (Plastic Dual In-line Package, 40 pins)

Descriptions:

  • The W78E054DDG is an enhanced 8051-compatible microcontroller with built-in Flash memory and EEPROM.
  • It is designed for applications requiring high-speed processing and reliable data storage.
  • Supports ISP (In-System Programming) and IAP (In-Application Programming) for firmware updates.

Features:

  • High-Speed 8051 Core: Executes instructions faster than standard 8051 microcontrollers.
  • Dual Data Pointers (DPTR): Improves data transfer efficiency.
  • Power-Saving Modes: Includes Idle and Power-Down modes for reduced power consumption.
  • Built-in Reset Circuit: Ensures stable operation during power-up.
  • Strong EMI/ESD Protection: Enhances reliability in harsh environments.
  • Industrial-Grade: Suitable for industrial control, automation, and consumer electronics.

This microcontroller is commonly used in embedded systems, industrial controls, and home appliances due to its reliability and performance.

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