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About the maximum operation temperature. ( SX28AC-DP chip ) — Parallax Forums

About the maximum operation temperature. ( SX28AC-DP chip )

JoeJoe Posts: 184
edited 2009-01-10 19:25 in General Discussion
Hi

Only to know if I can use the SX28AC-DP
near of a place where the temperature is
about 100 º C .

Thanks, Joe

Comments

  • Guenther DaubachGuenther Daubach Posts: 1,321
    edited 2009-01-08 23:00
    Joe,

    the SX28 data sheet states a max of +85°C as ambient temperature under bias (i.e. with power supply). It may work at 100°C but this is not guaranteed, so you better find a cooler place.

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    Greetings from Germany,

    Günther
  • JoeJoe Posts: 184
    edited 2009-01-08 23:08
    Thanks G
  • BeanBean Posts: 8,129
    edited 2009-01-08 23:12
    Joe,
    · It may work, but it depends on alot of factors. It is not guaranteed, but I would guess the lower the voltage, and the slower the clock rate the better chance it will work.

    · I have used the SX20/SS @ 100°C running at 3.3V and 1MHz internal clock. But I didn't care about reliability or stability either.

    P.S. Oops I missed your post. You might get away with 20MHz if the voltage is low (3.3V). You'll have to try it.

    Bean.

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    ·The next time you need a hero don't look up in the sky...Look in the mirror.


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  • PJMontyPJMonty Posts: 983
    edited 2009-01-10 19:25
    Joe,

    I have to know what you are working on that has an ambient air temperature of 100°C. That's the temperature that water boils at, so I keep trying to picture where this SX is going to be placed.

    Thanks,
    PeterM
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