參數(shù)資料
型號(hào): DS1629
英文描述: 2-Wire Digital Thermometer and Real Time Clock
中文描述: 數(shù)字溫度計(jì)及實(shí)時(shí)時(shí)鐘/日歷
文件頁(yè)數(shù): 20/22頁(yè)
文件大小: 985K
代理商: DS1629
DS1629
20 of 22
102299
ABSOLUTE MAXIMUM RATINGS*
Voltage on V
DD
, Relative to Ground (Note 1)
Voltage on any other pin, Relative to Ground
Operating Temperature
Storage Temperature
Soldering Temperature
-0.3V to +7.0V
-0.3V to (V
DD
+0.3V)
-55°C to +125°C
-55°C to +125°C
260°C for 10 seconds
This is a stress rating only and functional operation of the device at these or any other conditions above
those indicated in the operation sections of this specification is not implied. Exposure to absolute
maximum rating conditions for extended periods of time may affect reliability.
RECOMMENDED DC OPERATING CONDITIONS
(-55°C to +125°C; 2.2V
V
DD
5.5V)
PARAMETER
SYMBOL
Supply Voltage
V
DD
CONDITION
MIN
2.2
TYP
MAX
5.5
UNITS
V
NOTES
DC ELECTRICAL CHARACTERISTICS
PARAMETER
Logic 0 Input
Logic 1 Input
SDA Logic 0 Output
ALRM Saturation
Voltage
Input Current
Each I/O Pin
(-55°C to +125°C; 2.2V
V
DD
5.5V)
MIN
TYP
MAX
-0.5
0.3V
DD
0.7V
DD
V
DD
+0.5
0
0.4
SYMBOL
V
IL
V
IH
V
OL1
CONDITION
UNITS
V
V
V
NOTES
2
V
OL2
I
ALRM
=4mA
0.4
V
0.4<V
I/O
<0.9
V
DD
V
DD
=2.2V
V
DD
=5.0V
V
DD
=2.2V
V
DD
=5.0V
V
DD
=2.2V
V
DD
=5.0V
V
DD
=2.7V
V
DD
=5.0V
V
DD
=2.7V
V
DD
=5.0V
-10
+10
μA
3
0.1
0.2
0.3
1
100
100
300
500
500
1000
Standby Current
I
DDS
μA
4
Timekeeping Current
I
DDC
μA
5
2-Wire
Communication
I
DD2
μA
5
Thermometer Current
I
DDT
μA
5
Active Current
I
DD
μA
5
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