71m6543h-igtr/f Maxim Integrated Products, Inc., 71m6543h-igtr/f Datasheet - Page 135

• Manufacturer Part Number: 71m6543h-igtr/f
• Description: Energy Meter Ic
• Manufacturer: Maxim Integrated Products, Inc.

6.4.3 Battery Monitor
6.4.4 Temperature Monitor
v1.0
Parameter
BV: Battery Voltage
(definition)
Measurement Error
Input impedance in
continuous measurement,
MSN mode.
V(VBAT_RTC)/I(VBAT_RTC)
Load applied with BCURR
IBAT(BCURR=1) - IBAT(BCURR=0)
Parameter
Temperature Measurement
Equation for 71M6543F
(see note 2)
Temperature Error (71M6543F)
(see note 1)
VBAT_RTC charge per
measurement
Duration of temperature
measurement after setting
TEMP_START
(see note 1)
Notes:
1.
2. For the 71M6543F, TEMP_85 fuses read 0.
100
Guaranteed by design; not production tested.
⋅



VBAT
BV
Table 93: Battery Monitor Performance Specifications (TEMP_BAT = 1)
−
1



© 2008–2011 Teridian Semiconductor Corporation
Condition
MSN mode, TEMP_PWR = 1
BRN mode,
TEMP_PWR=TEMP_BSEL
V3P3 = 3.3 V,
TEMP_BSEL = 0,
TEMP_PER = 111,
VBAT_RTC = 3.6 V,
V3P3 = 3.3 V
VBAT =
4.0 V
2.0 V
2.5 V
3.0 V
Table 94. Temperature Monitor
Condition
In MSN,
In BRN, TEMP_PWR
-40 to +85 ⁰C
-20 to +60 ⁰C, MSN
-20 to +60 ⁰C, BRN, VBAT≥2.5V
TEMP_BSEL = 0,
TEMP_PWR=0,
SLP Mode,
VBAT_RTC = 3.6 V
�������� = 0.325 ∙ ���������� + 0.00208 ∙ ������������
TEMP_PWR
�������� = 0.325 ∙ ���������� + 22
���� = 3.291�� + ( ������������ − 142 ) ∙ 0.0255�� + ���������� ∙ 328����
=
���� = 3.3�� + ( ������������ − 142 ) ∙ 0.0246�� + ���������� ∙ 297����
=1:
TEMP_BSEL:
Min
-7.5
50
-5
-3
-3
1
Min
-6
-3
-3
2
− 0.584 ∙ ������������ + 40.9
Typ
16
15
Typ
100
71M6543F/H Data Sheet
Max
60
6
3
4
Max
140
7.5
5
3
5
Unit
µC
ms
°C
°C
Unit
MΩ
µA
%
%
%
%
V
135