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Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

Recent content by jbbjshlws

  1. J

    3.3 Volt to 5.5 Volt Octal TTL line Level Conversion

    Cool, ill try it out later this week when i have some time, Thankyou heaps! Cheers, Josh
  2. J

    3.3 Volt to 5.5 Volt Octal TTL line Level Conversion

    thanks for the replies, according to the datasheet on the 74HC125's they are quad buffers jaycar.com.au/products_uploaded/ZC4842.pdf so i would need two, the circuit is operating at around 10Mhz, only reason i thought the latency would have been an issue is if the lines became un-synchronized...
  3. J

    3.3 Volt to 5.5 Volt Octal TTL line Level Conversion

    it is to drive TLC5940's (LED Drivers) off of a Parallax Propeller micro controller. if i was to use the 74HCT125 chips, i would just use a pair of them to get 8 lines of buffered 5.5 volt is this correct? also the outputs enable inputs (1OE to 4OE) i would just tie all of those to ground...
  4. J

    3.3 Volt to 5.5 Volt Octal TTL line Level Conversion

    Hello, I have a microcontroller that outputs IO lines at 3.3 volts, but the chips i want to drive operate at 5.5 volt. I'm sure this is probably a simple task and (hopefully) their is a single IC someone could direct me to. I was thinking a octal buffer IC, Obviously latency is an issue. Any...

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