Absolute maximum ratings, Operating ratings, Temperature-to-digital converter characteristics – Rainbow Electronics LM84 User Manual

Page 4: Lm84

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Absolute Maximum Ratings

(Note 1)

Supply Voltage

−0.3V to 6.0V

Voltage at Any Pin:

NC (Pins 1,5,9), ADD0, ADD1, D

+

−0.3V to

(V

CC

+ 0.3V)

All other pins (except D−)

−0.3V to 6.0V

D− Input Current

±

1 mA

Input Current at All Other Pins (Note
2)

5 mA

Package Input Current (Note 2)

20 mA

SMBData, T_CRIT_A Output Sink
Current

10 mA

Output Voltage

6.0V

Storage Temperature

−65˚C to +150˚C

Soldering Information, Lead Temperature

QSOP Package (Note 3)

Vapor Phase (60 seconds)

215˚C

Infrared (15 seconds)

220˚C

ESD Susceptibility (Note 4)

Human Body Model

2500V

Machine Model

250V

Operating Ratings

(Note 1) and (Note 5)

Specified Temperature Range

T

MIN

to T

MAX

LM84

0˚C to +125˚C

Supply Voltage Range (V

CC

)

+3.0V to +3.6V

Temperature-to-Digital Converter Characteristics

Unless otherwise noted, these specifications apply for V

CC

=+3.0 Vdc to +3.6 Vdc. Boldface limits apply for T

A

= T

J

= T

MIN

to T

MAX

; all other limits T

A

= T

J

=+25˚C, unless otherwise noted.

Parameter

Conditions

Typical

Limits

Units

(Note 6)

(Note 7)

(Limit)

Local Temperature Error (Note 8)

±

1

˚C

Remote Temperature Error using
Pentium Diode (Note 8) and (Note
9)

+60˚C

T

A

+100˚C,

V

CC

= 3.3 Vdc

±

3

˚C (max)

0˚C

T

A

+125˚C,

V

CC

= 3.3 Vdc

±

5

˚C (max)

Remote Temperature Error using
Diode Connected 2N3904 (Note 8)
and (Note 9)

+60˚C

T

A

+100˚C,

V

CC

= 3.3 Vdc

+1, −5

˚C (max)

0˚C

T

A

+125˚C,

V

CC

= 3.3 Vdc

+3, −7

˚C (max)

Resolution

8

Bits

1

˚C

Temperature Conversion Time

(Note 11)

120

145

ms

Quiescent Current (Note 10)

SMBus (I

2

C Inactive)

0.500

1

mA (max)

D− Source Voltage

0.7

V

Diode Source Current

(D+ − D−)=+ 0.65V; high
level

160

µA (max)

50

µA (min)

Low level

16

µA (max)

5

µA (min)

T_CRIT_A Output Saturation
Voltage

I

OUT

= 3.0 mA

0.4

V (max)

Power-On Reset Threshold

On V

CC

input, falling

edge

2.2
1.2

V (max)

V (min)

Local and Remote T_CRIT Default
Temperature

(Note 12)

+127

˚C

LM84

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