LM74
Absolute Maximum Ratings
Supply Voltage
Voltage at any Pin
Input Current at any Pin (Note 2)
Package Input Current (Note 2)
Storage Temperature
SO-8 Package (Note 3)
Vapor Phase (60 seconds)
Infrared (15 seconds)
ESD Susceptibility (Note 4)
Human Body Mode
LM74CIBP SC, pin 5
Soldering Information, Lead Temperature
−0.3V to 6.0V
−0.3V to V
+
+ 0.3V
5 mA
20 mA
−65˚C to +150˚C
LM74CIM and LM74CIBP all
other pins
Machine Model
2000V
200V
Operating Ratings
Specified Temperature Range
LM74CIBP
LM74CIM
Supply Voltage Range (+V
S
)
LM74CIBP
LM74CIM
+2.65V to +5.5V
+3.0V to +5.5V
T
MIN
to T
MAX
−40˚C to +125˚C
−55˚C to +150˚C
215˚C
220˚C
1900V
Temperature-to-Digital Converter Characteristics
Unless otherwise noted, these specifications apply for V
+
= 2.65V to 3.6V for the LM74CIBP -3, V
+
= 3.0V to 3.6V for the
LM74CIM -3 and V
+
= 4.5V to 5.5V for the LM74 -5 (Note 6).
Boldface limits apply for T
A
= T
J
= T
MIN
to T
MAX
;
all other lim-
its T
A
= T
J
=+25˚C, unless otherwise noted.
Parameter
Temperature Error (Note 6)
Conditions
T
A
= −10˚C to +65˚C
T
A
= −25˚C to +110˚C
T
A
= −40˚C to +85˚C
T
A
= −40˚C to +110˚C
T
A
= −55˚C to +125˚C
T
A
= −55˚C to +150˚C
Resolution
Temperature
Conversion Time
Quiescent Current
SO-8 (Note 9)
micro SMD (Note 9)
SO-8 Serial Bus Inactive
micro SMD
SO-8 Serial Bus Active
micro SMD
SO-8 Shutdown Mode,
+
micro SMD V = 3.3V
SO-8 Shutdown Mode,
+
micro SMD V = 5V
13
280
611
310
265
310
310
7
3
8
4
425
925
520
470
425
925
520
470
Typical
LM74-5
Limits
LM74-3
Limits
Units
(Limit)
˚C (max)
˚C (max)
˚C (max)
˚C (max)
˚C (max)
˚C (max)
Bits
ms (max)
ms (max)
µA (max)
µA (max)
µA
µA
µA
µA
µA
µA
±
1.25
±
2.1
+2.65/−1.65
+2.65/
−2.0
±
1.25
+2.65/−2.15
±
2.15
+2.65/−2.15
±
3.0
±
5.0
±
3.5
±
5.0
Logic Electrical Characteristics
DIGITAL DC CHARACTERISTICS
Unless otherwise noted, these specifications apply for V
+
= 2.65V to 3.6V for the
LM74CIBP -3, V
+
= 3.0V to 3.6V for the LM74CIM -3 and V
+
= 4.5V to 5.5V for the LM74 -5 (Note 6).
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.
Symbol
V
IN(1)
V
IN(0)
Parameter
Logical “1” Input Voltage
Logical “0” Input Voltage
Input Hysteresis Voltage
I
IN(1)
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Conditions
Typical
Limits
V
+
x 0.7
V
+
+ 0.3
−0.3
V
+
x 0.3
Units
(Limit)
V (min)
V (max)
V (min)
V (max)
V (min)
V (min)
µA (max)
V = 3.0V to 3.6V
V = 4.5V to 5.5V
+
+
0.8
0.8
0.005
0.35
0.33
3.0
Logical “1” Input Current
V
IN
= V
+
4
NSC [ NATIONAL SEMICONDUCTOR ]
