LM73 datasheet(4/18 Pages) NSC

4 / 18 page

Absolute Maximum Ratings (Note 2)

Supply Voltage

−0.3 V to 6.0 V

Voltage at Any Pin

−0.3 V to (V

DD + 0.5 V)

Input Current at Any Pin (Note 3)

±5mA

Storage Temperature

−65˚C to +150˚C

ESD Susceptibility (Note 5)

Human Body Model

2000 V

Machine Model

200 V

Soldering process must comply with National

Semiconductor’s Reflow Temperature Profile

specifications. Refer to www.national.com/packaging.

(Note 4)

Operating Ratings

(Note 2)

Specified Temperature Range

MIN

≤T

MAX

-40˚C

≤T

≤+150˚C

Supply Voltage Range (V

DD)

+2.7V to +5.5V

Temperature-to-Digital Converter Characteristics

Unless otherwise noted, these specifications apply for V

DD = 2.7V to 5.5V. Boldface limits apply for TA =TJ =TMIN to TMAX;

all other limits T

A =TJ = +25˚C, unless otherwise noted. TA is the ambient temperature. TJ is the junction temperature.

Parameter

Conditions

Typical

Limits

Units

(Note 6)

(Note 7)

(Limit)

Accuracy (Note 8)

DD = 2.7V to

DD = 4.5V

A = −10˚C to 80˚C

±1.0

˚C (max)

A = −25˚C to 115˚C

±1.5

˚C (max)

A = −40˚C to 150˚C

±2.0

˚C (max)

DD > 4.5V to

DD = 5.5V

A = −10˚C to 80˚C

±1.5

˚C (max)

A = −25˚C to 115˚C

±2.0

˚C (max)

A = −40˚C to 150˚C

±2.5

˚C (max)

Resolution

RES1 Bit = 0, RES0 Bit = 0

Bits

0.25

˚C/LSB

RES1 Bit = 0, RES0 Bit = 1

Bits

0.125

˚C/LSB

RES1 Bit = 1, RES0 Bit = 0

Bits

0.0625

˚C/LSB

RES1 Bit = 1, RES0 Bit = 1

Bits

0.03125

˚C/LSB

Temperature Conversion

Time (Note 9)

RES1 Bit = 0, RES0 Bit = 0

10.1

ms (max)

RES1 Bit = 0, RES0 Bit = 1

20.2

ms (max)

RES1 Bit = 1, RES0 Bit = 0

40.4

ms (max)

RES1 Bit = 1, RES0 Bit = 1

80.8

112

ms (max)

Quiescent Current

Continuous Conversion Mode, SMBus inactive

320

495

µA (max)

Shutdown, bus-idle timers on

120

175

µA (max)

Shutdown, bus-idle timers off

1.9

µA (max)

Power-On Reset

Threshold

Measured on V

DD input, falling edge

0.9

V (min)

LM73 Scheda tecnica(PDF) 4 Page - National Semiconductor (TI)

LM73 Scheda tecnica(HTML) 4 Page - National Semiconductor (TI)

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18

Scheda tecnica Scarica

Link URL