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LM74A Fiches technique(PDF) 4 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
No de pièce LM74A
Description  SPI/MICROWIRE 12-Bit Plus Sign Temperature Sensor (LM74 in Die Form)
Download  12 Pages
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Fabricant  NSC [National Semiconductor (TI)]
Site Internet  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM74A Fiches technique(HTML) 4 Page - National Semiconductor (TI)

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Absolute Maximum Ratings (Note 1)
Supply Voltage
−0.3V to 6.0V
Voltage at any Pin
−0.3V to V
+ + 0.3V
Input Current at any Pin (Note 2)
5 mA
Package Input Current (Note 2)
20 mA
Storage Temperature
−65˚C to +150˚C
ESD Susceptibility (Note 3)
Human Body Mode
Machine Model
2000V
200V
Operating Ratings
Operating Temperature Range
−40˚C to +150˚C
Specified Temperature Range
T
MIN to TMAX
(Note 4)
LM74A
-40˚C to +150˚C
Supply Voltage Range (+V
S)
LM74-5 MDA
+4.5V to +5.5V
LM74-3 MDA
+3.0V to +3.6V
Temperature-to-Digital Converter Characteristics
Unless otherwise noted, these specifications apply for V
+ = 4.5V to 5.5V for the LM74-5 MDA and V+ = 3.0V to 3.6V for the
LM74-3 MDA.(Note 5). Boldface limits apply for T
A =TJ =TMIN to TMAX; all other limits TA =TJ=+25˚C, unless otherwise
noted.
Parameter
Conditions
Typical
(Note 6)
LM74-5 MDA
Limits
(Note 7)
LM74-3 MDA
Limits
(Note 7)
Units
(Limit)
Temperature Error (Note 5)
T
A = 0˚C to
+140˚C
±3.0
˚C (max)
T
A = +140˚C
to +150˚C
±3.5
˚C (max)
T
A = -40˚C to
+150˚C
±5
˚C (max)
Resolution
13
Bits
Temperature Conversion Time
(Note 8)
280
425
ms (max)
Quiescent Current
Serial Bus
Inactive
310
520
µA (max)
Serial Bus
Active
310
µA
Shutdown
Mode, V
+ =
5V
8µA
Logic Electrical Characteristics
DIGITAL DC CHARACTERISTICS Unless otherwise noted, these specifications apply for V
+ = 4.5V to 5.5V for the LM74-5
MDA and V
+ = 3.0V to 3.6V for the LM74-3 MDA.(Note 5). Boldface limits apply for T
A =TJ =TMIN to TMAX; all other limits
T
A =TJ=+25˚C, unless otherwise noted.
Symbol
Parameter
Conditions
Typical
(Note 6)
Limits
(Note 7)
Units
(Limit)
V
IN(1)
Logical “1” Input Voltage
V
+ x 0.7
V (min)
V
+ + 0.3
V (max)
V
IN(0)
Logical “0” Input Voltage
−0.3
V (min)
V
+ x 0.3
V (max)
Input Hysteresis Voltage
V
+ = 4.5V to 5.5V
0.8
0.33
V (min)
I
IN(1)
Logical “1” Input Current
V
IN =V
+
0.005
3.0
µA (max)
I
IN(0)
Logical “0” Input Current
V
IN = 0V
−0.005
−3.0
µA (min)
C
IN
All Digital Inputs
20
pF
V
OH
High Level Output Voltage
I
OH = −400 µA
V
+ x 0.7
V (min)
V
OL
Low Level Output Voltage
I
OL =+2mA
0.4
V (max)
I
O_TRI-STATE
TRI-STATE Output Leakage
Current
V
O = GND
V
O =V
+
−1
+1
µA (min)
µA
(max)
www.national.com
4


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