EMC1413 datasheet(11/52 Pages) SMSC

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Multiple Channel 1°C Temperature Sensors with Beta Compensation

Datasheet

SMSC EMC1413 / EMC1414

Revision 1.41 (02-23-12)

DATASHEET

4.2

Electrical Specifications

Table 4.2 Electrical Specifications

VDD = 3.0V to 3.6V, TA = -40°C to 125°C, all typical values at TA = 27°C unless otherwise noted.

CHARACTERISTIC

SYMBOL

MIN

TYP

MAX

UNITS

CONDITIONS

DC Power

Supply Voltage

VDD

3.0

3.3

3.6

Supply Current

IDD

430

850

µA

1 conversion / sec, dynamic

averaging disabled

930

1200

µA

4 conversions / sec, dynamic

averaging enabled

1120

µA

> 16 conversions / sec, dynamic

averaging enabled

Standby Supply Current

IDD

170

230

µA

Device in Standby mode, no SMBus

communications, ALERT and

THERM pins not asserted.

Internal Temperature Monitor

Temperature Accuracy

±0.25

±1

°C

-5°C < TA < 100°C

±2

°C

-40°C < TA < 125°C

Temperature Resolution

0.125

°C

External Temperature Monitor

Temperature Accuracy

±0.25

±1

°C

+20°C < TDIODE < +110°C

0°C < TA < 100°C

±0.5

±2

°C

-40°C < TDIODE < 127°C

Temperature Resolution

0.125

°C

Conversion Time all

Channels

tCONV

150

default settings

Capacitive Filter

CFILTER

2.2

2.7

Connected across external diode

ALERT and THERM pins

Output Low Voltage

VOL

0.4

ISINK = 8mA

Leakage Current

ILEAK

±5

µA

ALERT and THERM pins

Device powered or unpowered

TA < 85°C

pull-up voltage < 3.6V

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