參數(shù)資料
型號: DS1501WSN
英文描述: Y2K-Compliant Watchdog Real-Time Clocks
中文描述: 千年蟲的看門狗實(shí)時時鐘
文件頁數(shù): 2/20頁
文件大?。?/td> 265K
代理商: DS1501WSN
DS1501/DS1511 Y2KC Watchdog Real-Time Clocks
2 of 20
ABSOLUTE MAXIMUM RATINGS
Voltage Range on Any Pin Relative to Ground……………………………………………………..……....-0.5V to +6.0V
Operating Temperature Range (Module)…………………………………………………………..………....0°C to +70°C
Operating Temperature Range, DS1501
………………………………………………..
-40°C to +85°C (Note 1)
Operating Temperature Range, DS1511……………………………………………………………….……..0°C to +70°C
Storage Temperature Range, DS1501
…………………...…………………………………....
-55°C to +125°C
Storage Temperature Range, DS1511………………………………………………………………….…..-40°C to +70°C
Soldering Temperature (DIP, Module)….………………….+260°C Lead Temperature for 10 seconds (max) (Note 2)
Soldering Temperature (SO, TSOP)
…….……………..
See IPC/JEDEC J-STD-020A for Surface-Mount Devices
Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only,
and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is
not implied. Exposure to the absolute maximum rating conditions for extended periods may affect device reliability.
RECOMMENDED DC OPERATING CONDITIONS
(V
CC
= 3.3V or 5V ±10%, T
A
= 0°C to +70°C; V
CC
= 3.3V or 5V ±10%, T
A
= -40°C to +85°C.)
PARAMETER
SYMBOL
CONDITIONS
5V (Y)
Power Supply Voltage (Note 3)
V
CC
3.3V (W)
Y
Logic 1 Voltage All Inputs (Note 3)
V
IH
W
Pullup Voltage,
IRQ
,
PWR
, and
RST
Outputs (Note 3)
Y
Logic 0 Voltage All Inputs (Note 3)
V
IL
W
Battery Voltage (Note 3)
V
BAT
Y
Auxiliary Battery Voltage (Note 3)
V
BAUX
W
DC ELECTRICAL CHARACTERISTICS
(V
CC
= 3.3V or 5V ±10%, T
A
= 0°C to +70°C; V
CC
= 3.3V or 5V ±10%, T
A
= -40°C to +85°C.)
PARAMETER
SYMBOL
CONDITIONS
Y
Active Supply Current (Note 4)
I
CC
W
Y
TTL Standby Current (
CE
= V
IH
)
I
CC1
W
Y
CMOS Standby Current
(
CE =
V
CC
- 0.2V)
W
MIN
4.5
3.0
2.2
2.0
TYP
5.0
3.3
MAX
5.5
3.6
V
CC
+ 0.3
V
CC
+ 0.3
UNITS
V
V
V
PU
5.5
V
-0.3
-0.3
2.5
2.5
2.5
+0.8
+0.6
3.7
5.3
3.7
V
3.0
3.0
3.0
V
V
MIN
TYP
MAX
15
10
5
4
5
4
UNITS
mA
mA
I
CC2
mA
Input Leakage Current (Any Input)
I
IL
-1
+1
A
Output Leakage Current (Any Output)
Output Logic 1 Voltage
(I
OUT
= -1.0mA)
Output Logic 0 Voltage (I
OUT
= 2.1mA,
DQ0–7; I
OUT
= 5.0mA,
IRQ
, I
OUT
=
7.0mA,
PWR
and
RST
)
I
OL
-1
+1
A
V
OH
(Note 3)
2.4
V
V
OL1
(Note 3)
0.4
V
V
OL2
(Notes 3, 5)
Y
W
Y
W
0.4
4.50
2.97
V
2.0
1.9
V
BAT,
V
BAUX,
or V
PF
Battery Low, Flag Trip Point (Note 2)
V
BLF
V
4.20
2.75
Power-Fail Voltage (Note 2)
V
PF
V
Battery Switchover Voltage (Notes 3, 6)
V
SO
V
Battery Leakage Current
I
LKG
100
nA
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