參數(shù)資料
型號: M48T86MH1E
廠商: STMICROELECTRONICS
元件分類: 時鐘/數(shù)據(jù)恢復及定時提取
英文描述: 1 TIMER(S), REAL TIME CLOCK, PDSO28
封裝: 0.330 INCH, ROHS COMPLIANT, PLASTIC, SOH-28
文件頁數(shù): 5/36頁
文件大?。?/td> 352K
代理商: M48T86MH1E
Obsolete
Product(s)
- Obsolete
Product(s)
M48T86
Operation
Table 2.
AC characteristics
Symbol
Parameter(1)
1.
Valid for ambient operating temperature: TA = 0 to 70°C; VCC = 4.5 to 5.5 V (except where noted).
M48T86
Unit
Min
Typ
Max
tCYC
Cycle time
160
ns
tDSL
Pulse width, data strobe low or R/W high
80
ns
tDSH
Pulse width, data strobe high or R/W low
55
ns
tRWH
R/W hold time
0
ns
tRWS
R/W setup time
10
ns
tCS
Chip select setup time
5
ns
tCH
Chip select hold time
0
ns
tDHR
READ data hold time
0
25
ns
tDHW
WRITE data hold time
0
ns
tAS
Address setup time
20
ns
tAH
Address hold time
5
ns
tDAS
Delay time, data strobe to address strobe
rise
10
ns
tASW
Pulse width address strobe high
30
ns
tASD
Delay time, address strobe to data strobe
rise
35
ns
tOD
Output data delay time from data strobe
rise
50
ns
tDW
WRITE setup time
30
ns
tBUC
Delay time before update cycle
244
s
tPI
(2)
2.
Periodic interrupt time interval
tUC
Time of update cycle
1
s
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