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LM32CIMT bảng dữ liệu(PDF) 4 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
tên linh kiện LM32CIMT
Giải thích chi tiết về linh kiện  Dual Thermal Diode Temperature Sensor with SensorPath Bus
Download  24 Pages
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nhà sản xuất  NSC [National Semiconductor (TI)]
Trang chủ  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM32CIMT bảng dữ liệu(HTML) 4 Page - National Semiconductor (TI)

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Absolute Maximum Ratings
(Notes 2, 1)
Supply Voltage (V
+)
−0.5 V to 6.0 V
Voltage at Any Digital Input or
Output Pin
−0.5 V to 6.0 V
Voltage on D1+ and D2+
−0.5 V to (V+ + 0.05 V)
Current on D1- and D2-
±1mA
Input Current per Pin(Note 3)
±5mA
Package Input Current (Note 3)
±30 mA
Package Power Dissipation
(Note 4)
Output Sink Current
10 mA
ESD Susceptibility (Note 5)
Human Body Model
2500 V
Machine Model
250 V
Storage Temperature
−65˚C to +150˚C
Soldering process must comply with National’s reflow
temperature profile specifications. Refer to
www.national.com/packaging/. (Note 6)
Operating Ratings
(Notes 1, 2)
Temperature Range for Electrical Characteristics
LM32CIMT (T
MIN
≤T
A
≤T
MAX)
0˚C
≤ T
A
≤ +85˚C
Operating Temperature Range
0˚C
≤ T
A
≤ +125˚C
Remote Diode Temperature (T
D)
Range
-5˚C
≤T
D
≤+140 ˚C
Supply Voltage Range (V+)
+3.0 V to +3.6 V
DC Electrical Characteristics
The following specifications apply for V+ = +3.0 V
DC to +3.6 VDC, and all analog source impedance RS =50
Ω unless other-
wise specified in the conditions. Boldface limits apply for LM32CIMT T
A =TJ =TMIN=0˚C to TMAX=85˚C; all other limits
T
A = +25˚C. TA is the ambient temperature of the LM32; TJ is the junction temperature of the LM32; TD is the junction tem-
perature of the remote thermal diode.
POWER SUPPLY CHARACTERISTICS
Symbol
Parameter
Conditions
Typical
(Note 7)
Limits
(Note 8)
Units
(Limit)
V+
Power Supply Voltage
3.3
3.0
3.6
V (min)
V (max)
I+
Shutdown
Shutdown Power Supply Current
SensorPath Bus Inactive
(Note 9)
260
420
µA (max)
I+
Average
Average Power Supply Current
SensorPath Bus Inactive; all
sensors enabled;
t
CONV=182 ms; (Note 9)
900
µA (max)
I+
Peak
Peak Power Supply Current
SensorPath Bus Inactive
(Note 9)
3.3
mA (max)
Power-On Reset Threshold Voltage
1.6
V (min)
2.8
V (max)
TEMPERATURE-TO-DIGITAL CONVERTER CHARACTERISTICS
Parameter
Conditions
Typical
(Note 7)
Limits
(Note 8)
Units
(Limits)
Temperature Accuracy Using the Remote Thermal
Diode, see (Note 11) for Thermal Diode Processor
Type.
T
J = 0˚C to
+85˚C
T
D = +25˚C
±1
±2.5
˚C (max)
T
J = 0˚C to
+85˚C
T
D = 0˚C to
+100˚C
±3
˚C (max)
T
J = 0˚C to
+85˚C
T
D = +100˚C to
+125˚C
±4
˚C (max)
Temperature Accuracy Using the Local Diode
T
J = 0˚C to +85˚C (Note 10)
±1
±3
˚C (max)
Remote Diode and Local Temperature Resolution
10
Bits
0.5
˚C
D− Source Voltage
0.7
V
Diode Source Current
(V
D+ −VD−) = +0.65 V; High Current
188
280
µA (max)
Low Current
11.75
µA
Diode Source Current High Current to Low Current
Ratio
16
www.national.com
4


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