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  • rbfowler9's Avatar
    12-02-2021, 04:17 AM
    I stand corrected -- I've been using 74HCT245s to bump 3.3v up to 5v, not the other way around. For down converting you'll be looking at 74LV parts such as a 74LVC125 or a 74LVC245.
    7 replies | 562 view(s)
  • rbfowler9's Avatar
    12-02-2021, 03:48 AM
    If you can allow the extra footprint space (TO-220/SIP-3), there are several off-the-shelf DC-DC "7805 replacement" converters from CUI, RECOM, Traco and several other vendors. Most of them will support at least 500mA...
    5 replies | 511 view(s)
  • rbfowler9's Avatar
    12-02-2021, 03:34 AM
    That depends on several factors: How much data do you plan to transfer and how fast do you need it to happen? Over what distance? Are they gonna be powered from the same power rail? Unless you're gonna be sending a...
    7 replies | 562 view(s)
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link a teensy 4.1 to an arduino mega 2560 R3 12-02-2021 04:17 AM
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