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[SE/30] Replace 74F240 with 74ABT240

robin-fo

6502
Hi everybody

Did anyone ever try to replace the F240 at UD1 with an ABT 240? The F240 appear to be difficult to obtain with this footprint.

IMG_4684.jpeg

Robin
 
I would expect an ABT should work fine there. The ABT will be a good deal faster but I doubt it would be a problem.
 
They shouldn’t be too hard to obtain, last time I ordered them from mouser, but it looks they’re out of stock right now.

Regardless, speed shouldn’t be much of a concern there so it’s likely any other 5V 74*240 type will work.
 
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