1°C Triple Temperature Sensor with Resistance Error Correction & Hotter of Two Zones

Datasheet

Revision 1.44 (04-14-08)

8

SMSC EMC1053

DATASHEET

External Temperature Monitor

Temperature Accuracy

Remote Diode 40

°C to 80°C

Remote Diode -20

°C to 125°C

Remote Diode -64

°C to 192°C

± 1

± 3

± 5

°C

°C

°C

15

°C≤T

-20

°C≤T

-20

°C≤T

Temperature Resolution

0.125

°C

Filter Capacitor

2.2

nF

Connected across

external diode

Note 2.2

Voltage Tolerance

Voltage at pin ( SMDATA,SMCLK)

-0.3

5.5

V

SMBus Interface (SMDATA,SMCLK)

Input High Level

2.0

V

Input Low Level

0.8

V

Input High/Low Current

-1

1

Hysteresis

500

mV

Input Capacitance

5

pF

Output Low Sink Current

6

mA

SMDATA = 0.6V

SMBus Timing

Clock Frequency

10

400

kHz

Spike Suppression

50

ns

Bus free time Start to Stop

1.3

Hold time Start

0.6

Setup time Start

0.6

Setup time Stop

0.6

Data Hold Time

0.3

Data Setup Time

100

ns

Clock Low Period

1.3

Clock High Period

0.6

Clock/Data Fall Time

*

300

ns

Clock/Data Rise Time

*

300

Note

2.1

ns

Capacitive Load (each bus line)

0.6

400

pF

Table 2.2 Electrical Characteristics (continued)

PARAMETER

SYMBOL

MIN

TYP

MAX

UNITS

CONDITIONS