Rainbow-electronics LM76 Manual do Utilizador descarregar pdf (Página 4)

Absolute Maximum Ratings (Note 1)

Supply Voltage −0.3V to 6.5V

Voltage at any Pin −0.3V to (+V

+ 0.3V)

Input Current at any Pin 5mA

Package Input Current (Note 2) 20mA

T_CRIT_A and INT Output Sink

Current 10mA

T_CRIT_A and INT Output

Voltage 6.5V

Storage Temperature −65˚C to +125˚C

Soldering Information, Lead

Temperature

SOP Package (Note 3)

Vapor Phase (60 seconds) 215˚C

Infrared (15 seconds) 220˚C

ESD Susceptibility (Note 4)

Human Body Model 3000V

Machine Model 250V

Operating Ratings(Notes 1, 5)

Operating Temperature Range −55˚C to +150˚C

Specified Temperature Range

(Note 6) T

MIN

to T

MAX

LM76CHM-5 −20˚C to +85˚C

LM76CNM-3 −55˚C to +125˚C

Supply Voltage Range (+V

)(Note 7) +3.0V to +5.5V

Temperature-to-Digital Converter Characteristics

Unless otherwise noted, these specifications apply for +V

=+3.3 Vdc

5% for the LM76CNM-3 and for +V

=+5.0 Vdc

10%

for the LM76CHM-5. (Note 7). Boldface limits apply for T

MIN

to T

MAX

; all other limits T

=+25˚C, unless other-

wise noted.

Parameter Conditions

Typical

(Note 8)

LM76CNM-3

Limits

(Note 9)

LM76CHM-5

Limits

(Note 9)

Units

(Limit)

Accuracy (Note 7) T

= −25˚C to +125˚C for

LM76CNM-3

2.5

˚C (max)

= +70˚C to +100˚C

1.0

= −20˚C to +85˚C for

LM76CHM-5

1.5

= −10˚C to +45˚C

1.0

= +25˚C

0.5

Resolution (Note 10) 13

0.0625

Bits

˚C

Temperature Conversion

Time

(Note 11) 400 500 1000 ms

Quiescent Current I

C Inactive 0.25 mA

C Active 0.25 0.5 0.45 mA (max)

Shutdown Mode: 5 µA

12 18 µA (max)

=+85˚C 8 µA (max)

=+25˚C 12 µA (max)

HYST

Default Temperature (Notes 13, 14) 2 ˚C

LOW

Default Temperature (Note 14) 10 ˚C

HIGH

Default Temperature (Note 14) 64 ˚C

CRIT

Default Temperature (Note 14) 80 ˚C

Logic Electrical Characteristics

DIGITAL DC CHARACTERISTICS Unless otherwise noted, these specifications apply for for +V

=+3.3 Vdc

5% for the

LM76CNM-3 and for +V

=+5.0 Vdc

10% for the LM76CHM-5. . Boldface limits apply for T

MIN

to T

MAX

; all other

limits T

=+25˚C, unless otherwise noted.

Symbol Parameter Conditions

Typical

(Note 8)

Limits

(Note 9)

Units

(Limit)

IN(1)

SDA and SCL Logical “1” Input

Voltage

x 0.7 V (min)

+0.3 V (max)

LM76

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