參數(shù)資料
型號: M41T00M6
廠商: STMICROELECTRONICS
元件分類: 時鐘/數(shù)據(jù)恢復(fù)及定時提取
英文描述: 0 TIMER(S), REAL TIME CLOCK, PDSO8
封裝: 0.150 INCH, PLASTIC, SOIC-8
文件頁數(shù): 5/25頁
文件大?。?/td> 205K
代理商: M41T00M6
M41T00
Operation
13/25
Table 3. RTC power down/up AC characteristics
Symbol
Parameter (1) (2)
1.
Valid for ambient operating temperature: TA = -40 to 85°C; VCC = 2.0 to 5.5V (except where otherwise
noted).
2.
VCC fall time should not exceed 5mV/s.
Min
Typ
Max
Unit
tPD
SCL and SDA at VIH before power down
0
ns
trec
SCL and SDA at VIH after power up
10
s
Table 4. RTC power down/up trip points DC characteristics
Symbol
Parameter (1) (2)
1.
Valid for ambient operating temperature: TA = -40 to 85°C; VCC = 2.0 to 5.5V (except where otherwise
noted).
2.
All voltages referenced to VSS.
Min
Typ
Max(3)
3.
In 3.3V application, if initial battery voltage is > 3.4V, it may be necessary to reduce battery voltage (i.e.,
through wave soldering the battery) in order to avoid inadvertent switchover/deselection for VCC -10%
operation.
Unit
VSO
(4)
4.
Switch-over and deselect point.
Back-up switchover voltage
VBAT -0.80
VBAT -0.50
VBAT -0.30
V
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