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It is applied to many fields, like Communications equipment Wireless infrastructure Industrial Aerospace & defense Personal electronics PC & notebooks .
And the main parameters of this part is: MCU 8-bit 80C51 CISC 64KB Flash 5V 44-Pin PLCC / IC MCU 8BIT 64KB FLASH 44PLCC.
Additionally, it is green and compliant to RoHS (Lead free / RoHS Compliant).
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A: We prioritize the security of your payment information and do not store sensitive payment details on our servers. However, you may have the option to securely save your payment information with trusted third-party payment processors for faster checkout on future orders.
- Q: Do you have a size conversion chart for international customers?
A: Yes, we provide size conversion charts for international customers on our website. These charts help you convert sizes between different measurement systems, ensuring you select the appropriate size for your region. They can usually be found in the product description or on the size guide page.
Reviews
- J
Jessica
Dec 01, 2025
NXP IC Integrated Circuit P89C668HFAPleasant and everything went smoothly~HelpfulUnhelpful - A
Alan Feldman Plumbing
Nov 12, 2025
NXP IC Integrated Circuit P89C668HFAFantastic service, timely delivery, competitive pricing.HelpfulUnhelpful - C
Chris Cranidiotis
Jun 17, 2025
NXP IC Integrated Circuit P89C668HFAIt’s quick to make an order, and it’s speedy delivery.HelpfulUnhelpful - A
Anonymous user
Nov 25, 2022
NXP IC Integrated Circuit P89C668HFAAll was ok! No problems whatsoever.HelpfulUnhelpful
NXP IC Integrated Circuit P89C668HFA
✔ 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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