In article 3f914f32.631327@shawnews, Wayne writes
There is a good page on memory here; doesn't have your exact part
number, but very close http://www.pdpsys.com/mem_man.htm

Many thanks. That lists a TC51V16405BST-06, which is a 3.3V EDO part.
(Mine are TC51V16405CST-60.)

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