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參數(shù)資料
| 型號(hào)： | LM76 |
| 廠商： | National Semiconductor Corporation |
| 元件分類： | 溫度/濕度傳感器 |
| 英文描述： | 【0.5∑C, 【1∑C, 12-Bit Sign Digital Temperature Sensor and Thermal Window Comparator with Two-Wire Interface |
| 中文描述： | 【0.5ΣC，【1ΣC，12位注冊(cè)數(shù)字溫度傳感器和熱窗口比較器的兩線接口 |
| 文件頁數(shù)： | 4/15頁 |
| 文件大小： | 311K |
| 代理商： | LM76 |
Absolute Maximum Ratings
(Note 1)
Supply Voltage
Voltage at any Pin
Input Current at any Pin
Package Input Current (Note 2)
T_CRIT_A and INT Output Sink
Current
T_CRIT_A and INT Output
Voltage
Storage Temperature
0.3V to 6.5V
0.3V to (+V
S
+ 0.3V)
5mA
20mA
10mA
6.5V
65C to +125C
Soldering Information, Lead
Temperature
SOP Package (Note 3)
Vapor Phase (60 seconds)
Infrared (15 seconds)
ESD Susceptibility (Note 4)
Human Body Model
Machine Model
215C
220C
3000V
250V
Operating Ratings
(Notes 1, 5)
Operating Temperature Range
Specified Temperature Range
(Note 6)
LM76CHM-5
LM76CNM-3
Supply Voltage Range (+V
S
)(Note 7)
55C to +150C
T
MIN
to T
MAX
20C to +85C
55C to +125C
+3.0V to +5.5V
Temperature-to-Digital Converter Characteristics
Unless otherwise noted, these specifications apply for +V
S
=+3.3 Vdc
±
5% for the LM76CNM-3 and for +V
=+5.0 Vdc
±
10%
for the LM76CHM-5. (Note 7).
Boldface limits apply for T
A
= T
J
= T
MIN
to T
MAX
;
all other limits T
A
= T
J
=+25C, unless oth-
erwise noted.
Parameter
Conditions
Typical
(Note 8)
LM76CNM-3
Limits
(Note 9)
LM76CHM-5
Limits
(Note 9)
Units
(Limit)
Accuracy (Note 7)
T
A
= 25C to +125C for
LM76CNM-3
T
A
= +70C to +100C
T
A
= 20C to +85C for
LM76CHM-5
T
A
= 10C to +45C
T
A
= +25C
(Note 10)
±
2.5
C (max)
±
1.0
±
1.5
±
1.0
±
0.5
Resolution
13
0.0625
400
Bits
C
ms
Temperature Conversion
Time
Quiescent Current
(Note 11)
500
1000
I
2
C Inactive
I
2
C Active
0.25
0.25
mA
0.5
0.45
mA (max)
Shutdown Mode:
5
μA
12
8
18
μA (max)
μA (max)
μA (max)
C
C
C
C
T
A
=+85C
T
A
=+25C
(Notes 13, 14)
(Note 14)
(Note 14)
(Note 14)
12
T
HYST
Default Temperature
T
LOW
Default Temperature
T
HIGH
Default Temperature
T
CRIT
Default Temperature
2
10
64
80
Logic Electrical Characteristics
DIGITAL DC CHARACTERISTICS
Unless otherwise noted, these specifications apply for for +V
=+3.3 Vdc
±
5% for the
LM76CNM-3 and for +V
=+5.0 Vdc
±
10% for the LM76CHM-5. .
Boldface limits apply for T
A
= T
J
= T
MIN
to T
MAX
;
all
other limits T
A
= T
J
=+25C, unless otherwise noted.
Symbol
Parameter
Conditions
Typical
(Note 8)
Limits
(Note 9)
+V
S
x 0.7
Units
(Limit)
V (min)
V
IN(1)
SDA and SCL Logical “1” Input
Voltage
+V
S
+0.3
V (max)
L
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| LM76CHM-5 | 【0.5∑C, 【1∑C, 12-Bit Sign Digital Temperature Sensor and Thermal Window Comparator with Two-Wire Interface |
| LM76CHMX-5 | 【0.5∑C, 【1∑C, 12-Bit Sign Digital Temperature Sensor and Thermal Window Comparator with Two-Wire Interface |
| LM76CNM-3 | 【0.5∑C, 【1∑C, 12-Bit Sign Digital Temperature Sensor and Thermal Window Comparator with Two-Wire Interface |
| LM76CNMX-3 | 【0.5∑C, 【1∑C, 12-Bit Sign Digital Temperature Sensor and Thermal Window Comparator with Two-Wire Interface |
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