STC3115 datasheet(6/31 Pages) STMICROELECTRONICS

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Electrical characteristics

STC3115

6/31

DocID023755 Rev 4

Electrical characteristics

Table 4. Electrical characteristics (2.7 V < VCC < 4.5 V, -20 °C to 70 °C)

Symbol

Parameter

Conditions

Min

Typ

Max Units

Supply

ICC

Operating current consumption

Average value over 4 s in

power-saving voltage

mode

µA

Average value over 4 s in

mixed mode

100

ISTBY

Current consumption in standby

Standby mode,

inputs = 0 V

IPDN

Current consumption in power-down

VCC < UVLOTH,

inputs = 0 V

UVLOTH

Undervoltage threshold

(VCC decreasing)

2.5

2.6

2.7

UVLOHYST

Undervoltage threshold hysteresis

100

POR

Power-on reset threshold

(VCC decreasing)

2.0

Current sensing

Vin_gg

Input voltage range

-40

+40

IIN

Input current for CG pin

500

ADC_res

AD converter granularity

5.88

µV

ADC_offset

AD converter offset

CG = 0 V

-3

LSB

ADC_time

AD conversion time

500

ADC_acc

AD converter gain accuracy at full

scale (using external sense resistor)

25 °C

0.5

Over temperature range

FOSC

Internal time base frequency

32768

Osc_acc

Internal time base accuracy

25 °C, VCC = 3.6 V

Over temperature and

voltage ranges

2.5

Cur_res

Current register LSB value

5.88

µV

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