_______________________________________________________________________________________

3

Note 3: For conversion rates of 4Hz or slower, the conversion time doubles.

Note 4: Timing specifications guaranteed by design.

Note 6: A transition must internally provide at least a hold time to bridge the undefined region (300ns max) of SMBCLK's falling edge.

ELECTRICAL CHARACTERISTICS (continued)

PARAMETER

SYMBOL

CONDITIONS

MIN

TYP

MAX

UNITS

0.25 conversions/s

40

70

Average Operating Current

2 conversions/s

150

250

µA

Conversion Time

From stop bit to conversion completed

(Note 4)

95

125

156

ms

Conversion Timing Error

±25

%

DXP and DXN Leakage Current

In standby mode

100

nA

High level

80

100

120

Remote-Diode Source Current

Low level

8

10

12

µA

(

ALERT, OVERT)

1

Output Low Sink Current

6

mA

Output High Leakage Current

1

µA

SMBus-COMPATIBLE INTERFACE (SMBCLK, SMBDATA,

STBY)

Logic Input Low Voltage

0.8

V

2.2

Logic Input High Voltage

2.4

V

Input Leakage Current

±1

µA

Output Low Sink Current

6

mA

Input Capacitance

5pF

SMBus-COMPATIBLE TIMING (Note 4)

Serial-Clock Frequency

(Note 5)

100

kHz

Bus Free Time Between STOP

and START Condition

4.7

µs

START Condition Setup Time

4.7

µs

Repeat START Condition Setup

Time

90% to 90%

50

ns

START Condition Hold Time

10% of SMBDATA to 90% of SMBCLK

4

µs

STOP Condition Setup Time

90% of SMBCLK to 90% of SMBDATA

4

µs

Clock Low Period

10% to 10%

4.7

µs

Clock High Period

90% to 90%

4

µs

Data Setup Time

(Note 6)

0

µs

Receive SCL/SDA Rise Time

1µs

Receive SCL/SDA Fall Time

300

ns

Pulse Width of Spike Suppressed

050

ns

SMBus Timeout

SMBDATA low period for interface reset

25

37

45

ms

±1°C, SMBus-Compatible Remote/Local Temperature

Sensors with Overtemperature Alarms