STC3100 STMicroelectronics, STC3100 Datasheet - Page 5

• Manufacturer Part Number: STC3100
• Description: Battery monitor IC with Coulomb counter/gas gauge
• Manufacturer: STMicroelectronics

STC3100
4
Table 4.
Supply
I
Istby
Ipdn
UVLOth
UVLOhyst
POR
Gas gauge A/D converter
Vin_gg
Iin
ADC_res
ADC_offset
ADC_time
ADC_acc
Fosc
Osc_acc
Fosc_ext
Cur_res
Chg_res
Global_
CG_acc
CC
Symbol
Electrical characteristics
Electrical characteristics (2.7 V < V
Operating current consumption
Current consumption in standby
Undervoltage threshold
Undervoltage threshold hysteresis
Input voltage range
Input current for CG pin
AD converter granularity
AD converter offset
AD conversion time (32768Hz clock)
AD converter gain accuracy at full scale
Internal time base frequency
Internal time base accuracy
External time base frequency range
Current register LSB value
Charge register LSB value
(32,768 Hz clock)
Gas gauge accuracy (not including the
external sense resistor tolerance)
Current consumption in power down
Power-on reset threshold
Parameter
CC
Average value over 4s
standby mode, inputs=0V
V
(V
(V
12 bits
13 bits
14 bits
CG = 0V
12 bits
13 bits
14 bits
12 bits
13 bits
14 bits
25° C
over temperature range
Rosc = 200 kΩ , 0.1%
25° C, V
over temperature and
voltage ranges
=Cur_res*2^12*0.5/3600
Using internal time base
Using external time base
< 4.5 V, -20° C to 70° C)
CC
CC
CC
< UVLOth, inputs=0V
decreasing)
decreasing)
Conditions
CC
= 3.6 V
Electrical characteristics
Min
2.5
-80
30
-2
-2
-3
32768
47.08
23.54
11.77
11.77
6.70
Typ
100
125
250
500
2.6
2.0
Max
+80
100
500
2.7
0.5
2.5
3.5
70
2
1
2
2
3
1
2
1
Units
LSB
LSB
LSB
uV.h
kHz
mV
mV
ms
ms
ms
uA
uA
uA
nA
uV
uV
uV
Hz
uV
5/21
%
%
%
%
%
%
V
V