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W78E51P-40 Specifications

Detailed technical information and Application Scenarios

Product Details

PartNumberManufactorQuantityAvailability
W78E51P-40WINBOND179Yes

W78E51P-40** is a microcontroller manufactured by **WINBOND**.

The W78E51P-40 is a microcontroller manufactured by WINBOND. Below are its specifications, descriptions, and features:

Specifications:

  • Manufacturer: WINBOND
  • Core: 8051-compatible
  • Operating Frequency: 40 MHz
  • Program Memory (ROM): 4 KB (EPROM)
  • Data Memory (RAM): 128 bytes
  • I/O Ports: 32 (4 x 8-bit ports)
  • Timers/Counters: 2 x 16-bit
  • Interrupt Sources: 5
  • Serial Communication: UART
  • Operating Voltage: 4.5V to 5.5V
  • Package: 40-pin DIP (Dual In-line Package)
  • Operating Temperature: 0°C to 70°C (Commercial)

Descriptions:

  • The W78E51P-40 is an enhanced 8051-based microcontroller with built-in 4 KB EPROM for program storage.
  • It is fully compatible with the MCS-51 instruction set, making it suitable for legacy 8051 applications.
  • Features include power-saving modes, watchdog timer, and high noise immunity.

Features:

  • High-Speed Operation: Up to 40 MHz clock speed.
  • On-Chip EPROM: 4 KB for firmware storage.
  • Low Power Consumption: Supports Idle and Power-Down modes.
  • Enhanced EMI Resistance: Improved noise immunity.
  • Built-in Watchdog Timer: For system reliability.
  • Full-Duplex UART: For serial communication.
  • Wide Operating Voltage: 4.5V to 5.5V for stable performance.

This microcontroller is commonly used in industrial control, consumer electronics, and embedded systems requiring 8051 compatibility.

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