參數(shù)資料
型號: DS1486P-120
英文描述: RAMified Watchdog Timekeeper
中文描述: 網(wǎng)狀看門狗計(jì)時
文件頁數(shù): 12/17頁
文件大小: 251K
代理商: DS1486P-120
DS1486/DS1486P
12 of 17
POWER-DOWN/POWER-UP TIMING
AC ELECTRICAL CHARACTERISTICS
POWER-UP POWER-DOWN TIMING
(0 C to 70 C)
PARAMETER
SYMBOL
CE
High to Power-Fail
Recovery at Power-Up
t
REC
V
CC
Slew Rate
Power-Down
4.0 V
CC
4.5V
V
CC
Slew Rate
Power-Down
3.0 V
CC
4.25V
V
CC
Slew Rate Power-Up
4.5V V
CC
4.0V
Expected Data Retention
MIN
MAX
0
200
UNITS
ns
ms
NOTES
t
PF
t
F
300
s
t
FB
10
s
t
R
0
s
t
DR
10
years
9
WARNING:
Under no circumstances are negative undershoots, of any amplitude, allowed when device is in battery
backup mode.
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