71M6543F/H and 71M6543G/GH Data Sheet
6.4.4 Temperature Monitor
Parameter
Table 94: Temperature Monitor
Condition
Min
Typ
Max
Unit
In MSN, TEMP_PWR=1:
Temperature Measurement
Equation for 71M6543F and
71M6543G
푇푒푚푝 = 0.325 ∙ 푆푇퐸푀푃 + 22
In BRN, TEMP_PWR = TEMP_BSEL:
(see notes 2 and 4)
푇푒푚푝 = 0.325 ∙ 푆푇퐸푀푃 + 0.00218 ∙ 퐵푆퐸푁푆퐸2 − 0.609 ∙ 퐵푆퐸푁푆퐸 + 64.4
In MSN, TEMP_PWR=1:
Temperature Measurement
Equation for 71M6543H and
71M6543GH
If STEMP ≤ 0:
푇푒푚푝 = 0.325 ∙ 푆푇퐸푀푃 + 22
(see notes 3 and 4)
If STEMP > 0:
63 ∙ 푆푇퐸푀푃
°C
푇푒푚푝 =
+ 22
푇퐸푀푃_85
In BRN, TEMP_PWR = TEMP_BSEL:
If STEMP ≤ 0:
푇푒푚푝 = 0.325 ∙ 푆푇퐸푀푃 + 0.00218 ∙ 퐵푆퐸푁푆퐸2 − 0.609 ∙ 퐵푆퐸푁푆퐸 + 64.4
If STEMP > 0:
63 ∙ 푆푇퐸푀푃
푇퐸푀푃_85
푇푒푚푝 =
+ 0.00218 ∙ 퐵푆퐸푁푆퐸2 − 0.609 ∙ 퐵푆퐸푁푆퐸 + 64.4
Temperature Error (71M6543)
(see note 1)
TA = 22⁰C
°C
-2
2
TEMP_BSEL = 0,
TEMP_PWR=0,
SLP Mode,
VBAT_RTC charge per
measurement
16
15
µC
VBAT_RTC = 3.6 V
Duration of temperature
measurement after setting
TEMP_START
60
ms
(see note 1)
Notes:
1. Guaranteed by design; not production tested.
2. For the 71M6543F and 71M6543G, TEMP_85 fuses read 0.
3. For the 71M6543H and 71M6543GH, TEMP_85 fuses ≠ 0.
4. The coefficients provided in these equations are typical.
v1.2
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