參數(shù)資料
型號: M41T56MH6F
廠商: STMICROELECTRONICS
元件分類: 時鐘/數(shù)據(jù)恢復及定時提取
英文描述: REAL TIME CLOCK, PDSO28
封裝: 0.330 INCH, SNAPHAT, LEAD FREE, PLASTIC, SOH-28
文件頁數(shù): 13/28頁
文件大?。?/td> 244K
代理商: M41T56MH6F
DC and AC parameters
M41T56
Table 9.
Power down/up mode AC characteristics
Symbol
Parameter(1)
1.
Valid for Ambient Operating Temperature: TA = –40 to 85°C; VCC = 4.5 to 5.5V (except where noted).
Min
Max
Unit
tPD
SCL and SDA at VIH before power down
0
ns
tFB
VPFD (min) to VSS VCC fall time
300
s
tRB
VSS to VPFD (min) VCC rise time
100
s
tREC
SCL and SDA at VIH after power up
10
s
Table 10.
Power down/up trip points DC characteristics
Symbol
Parameter(1)(2)
1.
All voltages referenced to VSS.
2.
Valid for Ambient Operating Temperature: TA = –40 to 85°C; VCC = 4.5 to 5.5V (except where noted).
Min
Typ
Max
Unit
VPFD
Power-fail deselect voltage
1.2 VBAT
1.25 VBAT
1.285 VBAT
V
VSO
Battery back-up switchover voltage
VBAT
V
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