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MMARI.1
Senior II
June 7, 2023
Question

W25Q128 VS N25Q128 DIFFFERENCE - quad spi W25Q128 library

  • June 7, 2023
  • 1 reply
  • 2002 views

what is exact difference between W25Q128 VS N25Q128 . any one have experience the used the W25Q128 instead of N25Q128 . as per micron website N25Q128 Part Status : Obsolete . any one can please suggest the quad spi W25Q128 library or any respiratory having the library ?

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1 reply

Tesla DeLorean
Guru
June 7, 2023

Both have data sheets, review

128Mbit shouldn't need 4-byte address mode

Winbond supports different Status Register and writing modes, many older you need to write SR1/SR2 as a pair. Watch when setting in QE mode during bring-up

Erase sizes/times different

Dummy Cycles handled different

Winbond doesn't support the Alternate Status Register

MT25QL128 should be a close substitute.

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