[volt-nuts] 3458A NVRAM
David C. Partridge
david.partridge at perdrix.co.uk
Tue Dec 19 09:38:38 EST 2017
Oops it seems like that should the FM1808 that is a replacement for the
From: David C. Partridge [mailto:david.partridge at perdrix.co.uk]
Sent: 19 December 2017 13:28
To: 'Discussion of precise voltage measurement'
Subject: 3458A NVRAM
I'm looking at the A5 board in my 3458A.
The DS1220Y and the two DS1230Y NVRAMs have 1997 dates, so should likely be
replaced. I *think* the Ramtron FM1608-120-P is a direct "drop-in"
replacement in this application for the DS1230Y. Is that right? If so I'll
get some in from eBay.
Is there an FRAM direct replacement for the DS1220Y-150? Or should I use a
FM16W08 on a 28 way SOIC to DIP adapter as per
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