參數(shù)資料
型號(hào)： DS17488
英文描述： 3V/5V Real-Time Clock
中文描述： 3V/5V實(shí)時(shí)時(shí)鐘
文件頁(yè)數(shù)： 24/38頁(yè)
文件大?。?/td> 427K
代理商： DS17488
DS17485/DS17487
24 of 38
ABSOLUTE MAXIMUM RATINGS*
Voltage Range on Any Pin Relative to Ground
Storage Temperature Range
Soldering Temperature Range
* This is a stress rating only and functional operation of the device at these or any other conditions
beyond those indicated in the operation sections of this specification is not implied. Exposure to
absolute maximum rating conditions for extended periods of time can affect reliability.
OPERATING RANGE
RANGE
TEMP RANGE (°C)
Commercial
0 to +70
Industrial
-40 to +85
RECOMMENDED DC OPERATING CONDITIONS
PARAMETER
SYMBOL
MIN
-0.3V to +7.0V
-40°C to +85°C
+260 C for 10 seconds (DIP) (Note 13)
See IPC/JEDEC Standard J-STD-020A for
Surface Mount Devices
V
CC
3V 10% or 5V 10%
3V 10% or 5V 10%
Over the operating range
MAX
UNITS
TYP
NOTES
Power Supply Voltage 5V
Operation
V
CC
4.5
5.0
5.5
V
Power Supply Voltage 3V
Operation
V
CC
2.7
3.0
3.7
V
Input Logic 1
5V ±10%
3V ±10%
V
IH
2.2
2.0
V
CC
+ 0.3
V
Input Logic 0
V
IL
-0.3
0.6
V
Battery Voltage
V
BAT
2.5
3.7
V
Auxiliary Battery Voltage;
V
CC
= 5.0V
V
BAUX
2.5
5.2
V
Auxiliary Battery Voltage;
V
CC
= 3.0V
V
BAUX
2.5
3.7
V
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