LM74CIM-3 National Semiconductor, LM74CIM-3 Datasheet - Page 4

• Manufacturer Part Number: LM74CIM-3
• Description: IC TEMP SENSOR DGTL 8-SOIC
• Manufacturer: National Semiconductor

Specifications of LM74CIM-3

• Function: Temp Monitoring System (Sensor)
• Topology: ADC (Sigma Delta), Register Bank
• Sensor Type: Internal
• Sensing Temperature: -55°C ~ 150°C
• Output Type: MICROWIRE™, SPI™
• Output Alarm: No
• Output Fan: No
• Voltage - Supply: 3 V ~ 5.5 V
• Operating Temperature: -55°C ~ 150°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Other names: *LM74CIM-3

www.national.com
Temperature Error
Resolution
Temperature
Conversion Time
Quiescent Current
V
V
IN(1)
IN(0)
Absolute Maximum Ratings
Temperature-to-Digital Converter Characteristics
Unless otherwise noted, these specifications apply for V
for the LM74CIM -3 and V
limits T
Logic Electrical Characteristics
DIGITAL DC CHARACTERISTICS
Unless otherwise noted, these specifications apply for V
for the LM74CIM -3 and V
limits T
Symbol
Supply Voltage
Voltage at any Pin
Input Current at any Pin
Package Input Current
Storage Temperature
ESD Susceptibility
(SC)
LM74CITP all other pins
Human Body Model
LM74CIBP and LM74CITP, pin A2
LM74CIM,LM74CIBP, and
A
A
= T
= T
Parameter
J
J
=+25°C, unless otherwise noted.
=+25°C, unless otherwise noted.
Logical “1” Input Voltage
Logical “0” Input Voltage
Input Hysteresis Voltage
(Note
(Note
6)
(Note
(Note
+
micro SMD
micro SMD
micro SMD
micro SMD
micro SMD
+
Parameter
4)
= 4.5V to 5.5V for the LM74 -5
= 4.5V to 5.5V for the LM74 -5
2)
SO-8
SO-8 Serial Bus Inactive
SO-8 Serial Bus Active
SO-8 Shutdown Mode,
SO-8 Shutdown Mode,
2)
T
T
T
T
T
T
(Note
(Note
V
V
−0.3V to V
A
A
A
A
A
A
+
+
−65°C to +150°C
= −10°C to +65°C
= −25°C to +110°C
= −40°C to +85°C
= −40°C to +110°C
= −55°C to +125°C
= −55°C to +150°C
= 3.3V
= 5V
9)
9)
−0.3V to 6.0V
Conditions
(Note
+
V
V
+ 0.3V
20 mA
1900V
2000V
+
+
5 mA
1)
= 3.0V to 3.6V
= 4.5V to 5.5V
+
+
Conditions
= 2.65V to 3.6V for the LM74CIBP -3, LM74CITP-3, V
= 2.65V to 3.6V for the LM74CIBP -3, LM74CITP-3, V
(Note
(Note
4
6). Boldface limits apply for T
6). Boldface limits apply for T
Operating Ratings
Specified Temperature Range
(Note
Supply Voltage Range (+V
Soldering process must comply with National's Reflow
Temperature Profile specifications. Refer to
www.national.com/packaging.
LM74CIBP and LM74CITP
LM74CIM
(Note
Typical
Machine Model
280
611
310
265
310
310
LM74CIBP and LM74CITP
LM74CIM
13
7
3
8
4
5)
7)
(Note
Typical
0.8
0.8
+2.65/−1.65
(Note
7)
LM74-5
Limits
+2.65/
±1.25
±2.1
−2.0
±3.0
±5.0
425
925
520
470
8)
S
A
A
)
(Note
V
V
V
= T
= T
Limits
+2.65/−2.15
+2.65/−2.15
+
+
+
−0.3
0.35
0.33
(Note
(Note
LM74-3
× 0.7
+ 0.3
× 0.3
J
Limits
J
±1.25
±2.15
±3.5
±5.0
425
925
520
470
= T
= T
8)
3)
MIN
MIN
8)
to T
to T
−40°C to +125°C
−55°C to +150°C
+2.65V to +5.5V
+
+
+3.0V to +5.5V
= 3.0V to 3.6V
= 3.0V to 3.6V
MAX
MAX
T
MIN
ms (max)
ms (max)
μA (max)
μA (max)
°C (max)
°C (max)
°C (max)
°C (max)
°C (max)
°C (max)
V (max)
V (max)
; all other
; all other
V (min)
V (min)
V (min)
V (min)
(Limit)
(Limit)
Units
Units
Bits
to T
μA
μA
μA
μA
μA
μA
200V
MAX