The over-temperature comparator circuit in Figure 8-49 is modified by replacing the LM34 temperature sensor with an
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The over-temperature comparator circuit in Figure 8-49 is modified by replacing the LM34 temperature sensor with an LM35 that outputs 10 mV per degree Celsius. The alarm must still be activated (HIGH) when the temperature is over 100°F, which is equal to approximately 38ºC. Recalculate the values of R1 and R2 to complete the modification.
Figure 8-49
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Related Book For 
Digital Systems Principles And Application
ISBN: 9780134220130
12th Edition
Authors: Ronald Tocci, Neal Widmer, Gregory Moss
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