Datasheet

Electrical characteristics STC3115
6/31 DocID023755 Rev 4
4 Electrical characteristics
Table 4. Electrical characteristics (2.7 V < V
CC
< 4.5 V, -20 °C to 70 °C)
Symbol Parameter Conditions Min Typ Max Units
Supply
I
CC
Operating current consumption
Average value over 4 s in
power-saving voltage
mode
45 60
µA
Average value over 4 s in
mixed mode
100
I
STBY
Current consumption in standby
Standby mode,
inputs = 0 V
2
I
PDN
Current consumption in power-down
V
CC
< UVLO
TH
,
inputs = 0 V
1
UVLO
TH
Undervoltage threshold (V
CC
decreasing) 2.5 2.6 2.7 V
UVLO
HYST
Undervoltage threshold hysteresis 100 mV
POR Power-on reset threshold (V
CC
decreasing) 2.0 V
Current sensing
Vin_gg Input voltage range -40 +40 mV
I
IN
Input current for CG pin 500 nA
ADC_res AD converter granularity 5.88 µV
ADC_offset AD converter offset CG = 0 V -3 3 LSB
ADC_time AD conversion time 500 ms
ADC_acc
AD converter gain accuracy at full
scale (using external sense resistor)
25 °C 0.5
%
Over temperature range 1
F
OSC
Internal time base frequency 32768 Hz
Osc_acc Internal time base accuracy
25 °C, V
CC
= 3.6 V 2
%
Over temperature and
voltage ranges
2.5
Cur_res Current register LSB value 5.88 µV