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Altera_Forum
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8 years ago

Config Flash EPCQ4A Cylone II

Hello there I want to replace the configflash EPCS4SI8N with the EPCQ4ASI8A. The flash is used to configure a Cyclone II chip. In the product discontinuance notification is written, that the ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
8 years ago

I can confirm ISSI IS25LQ040B-JNLE

works perfectly as replacement for M25P04

I can program it with version quartus 12.1 SP1 and 17.1 prime without any problem. No 'disable EPCS ID check' or anything else need to be configured.

It is recongized as a standard EPCQ4 flash. device ID=0x12

It's a much cheaper solution.