Datasheet

71M6543F/71M6543G Data Sheet
v2 133
6.4.3 Battery Monitor
Table 91: 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