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AN-600 APPLICATION NOTE

by Harvey Weinberg

AN-600 APPLICATION NOTE
One Technology Way · P.O. Box 9106 · Norwood, MA 02062-9106 · Tel: 781 / 329-4700 · Fax: 781 / 326-8703 · www.analog.com
by Harvey Weinberg
XOUT YOUT
TMP36
RSET VS OUT GND
MICROCONTROLLER
ADXL202
RSET YFILT XFILT GND GND
Figure 1. Using a Temperature Sensor to Embed Temperature Information into the Acceleration Duty Cycle Output of the ADXL202
Using a 125 k resistor for RSET, the current is 9.2 µA to 0.4 µA over the -40°C to +70°C temperature range.
REV. 0
AN-600
We can then modify our temperature equation to:
REV. 0
PRINTED IN U.S.A.
E03045-0-7 / 02(0)