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Topic: lm35dz (Read 1 time) previous topic - next topic


hello sir,
  i am using lm35dz for temp. mapping but i can not get mv in o/p. so what is the proper circuit to measure it.  


Sep 14, 2009, 11:42 am Last Edit: Sep 14, 2009, 11:45 am by AWOL Reason: 1
With a 5V analogue reference, you should get about two counts (5 / 1024 = 4.88mV / count) per degree on an analogue input pin.
If you need to measure temperature below zero Celsius, you'll need to offset the negative voltages.
"Pete, it's a fool looks for logic in the chambers of the human heart." Ulysses Everett McGill.
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