Re: Upgrading a 386SX - some advice!
Posted on 2019-08-31, 13:25
Are you sure it says in the datasheet that the 5V is for the I/O? I've looked at the datasheets, and while you can make that conclusion I don't recall it specifically stating that anywhere. As far as I know, the 3.3V and 5V SXL(C) chips were manufactured using the same die process, so in this case …