Datasheet

71M6541D/F/G and 71M6542F/G Data Sheet
142 Rev 4
6.4.3 Battery Monitor
Table 98: Battery Monitor Performance Specifications (TEMP_BAT= 1)
Parameter Condition Min Typ Max Unit
BV: Battery Voltage
(definition)
MSN mode, TEMP_PWR = 1
BRN mode,
TEMP_PWR=TEMP_BSEL
= 3.3+
(
142
)
0.0246+ 297
= 3.291+
(
142
)
0.0255+ 328
V
Measurement Error






−⋅ 1100
VBAT
BV
VBAT =
2.0 V
2.5 V
3.0 V
4.0 V
-7.5
-5
-3
-3
7.5
5
3
5
%
Input impedance in
continuous measurement,
MSN mode.
V(VBAT_RTC)/I(VBAT_RTC)
V3P3 = 3.3 V,
TEMP_BSEL = 0,
TEMP_PER = 111,
VBAT_RTC = 3.6 V,
1 MΩ
Load applied with BCURR
IBAT(BCURR=1) - IBAT(BCURR=0)
V3P3 = 3.3 V
50 100 140 µA
6.4.4 Temperature Monitor
Table 99. Temperature Monitor
Parameter
Condition
Min
Typ
Max
Unit
Temperature Measurement
Equation
In MSN,
TEMP_PWR
=1:
= 0.325 + 22
In BRN, TEMP_PWR = TEMP_BSEL:
= 0.325 + 0.00218 

0.609 + 64.4
°C
Temperature Error
T
A
=+22°C
-2 +2 °C
VBAT_RTC charge per
measurement
TEMP_BSEL = 0,
TEMP_PWR=0,
SLP Mode,
VBAT_RTC = 3.6 V
16 µC
Duration of temperature
measurement after setting
TEMP_START
(see note 1)
TEMP_PWR
= 0,
TEMP_PER = 7,
SLP Mode,
VBAT_RTC = 3.6 V
Force V3P3D = 1.0 V
15 60 ms
Notes:
1. Guaranteed by design; not production tested.