✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
• Wide supply voltage of 4.5V to 5.5V
• 256 bytes of on-chip scratchpad RAM
• 8 KB electrically erasable/programmable MTP-ROM
• 64 KB program memory address space
• 64 KB data memory address space
• Four 8-bit bi-directional ports
• One extra 4-bit bit-addressable I/O port, additional INT2 / INT3
(available on 44-pin PLCC/QFP package)
• Three 16-bit timer/counters
• One full duplex serial port(UART)
• Watchdog Timer
• Eight sources, two-level interrupt capability
• EMI reduction mode
• Built-in power management
• Code protection mechanism
• Packages:
- DIP 40: W78E52B-24/40
- PLCC 44: W78E52BP-24/40
- PQFP 44: W78E52BF-24/40
Ask questions
(0/1,200)
- Q: Are there size restrictions for international shipping?
A: International shipping may have size and weight restrictions depending on the destination country and shipping carrier's policies. During the checkout process, the available shipping options and any size restrictions will be displayed based on the dimensions and weight of the items in your cart.
- Q: Can I request a price adjustment if the item I purchased goes on sale?
A: If the item you purchased goes on sale within a specified timeframe, you may be eligible for a price adjustment. Please contact our customer service with your order details and the sale information, and we will review your request based on our price adjustment policy.
- Q: Do you support global shipping?
A: Yes, we support worldwide shipping. No matter where you are located, we will make every effort to deliver the products to your doorstep.
Reviews
- J
Judy Muchnick
Nov 15, 2025
WINBOND IC W78E52BP-40Reasonable pricing, simple to navigate, still awaiting the delivery verdict as a first buyer.HelpfulUnhelpful - R
Rick Slusin
Oct 29, 2024
WINBOND IC W78E52BP-40Good job!HelpfulUnhelpful - R
Ramiro Martinez
Jun 07, 2024
WINBOND IC W78E52BP-40Envío rápido Pieza tal y como se describía.HelpfulUnhelpful - M
Maniella Nelson
Jan 10, 2024
WINBOND IC W78E52BP-40I got a response about another item, but I’ll see if it suits my needs.HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
WINBOND IC W78E52BP-40All was ok! No problems whatsoever.HelpfulUnhelpful
WINBOND IC W78E52BP-40
✔ In Stock (Can ship in 5-7 days)

Online Support 24/7
12 Months Warranty for New Products
30 Days Money Back Guarantee
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