參數(shù)資料
型號(hào): STPCI2HEYI
廠商: STMICROELECTRONICS
元件分類: 外設(shè)及接口
英文描述: MULTIFUNCTION PERIPHERAL, PBGA516
封裝: PLASTIC, BGA-516
文件頁(yè)數(shù): 59/109頁(yè)
文件大?。?/td> 2430K
代理商: STPCI2HEYI
STPC ATLAS
Issue 1.1 - March 23, 2004
53/109
The PC100 memory is recommended to reach
90MHz operation.
Table 4-11. SDRAM Bus AC Timings - Industrial Temperature Range
Name
Parameter
Min
Typ
Max
Unit
Tcycle
MCLKI Cycle Time
11
ns
Thigh
MCLKI High Time
4
ns
Tlow
MCLKI Low Time
4
ns
MCLKI Rising Time
1
ns
MCLKI Falling Time
1
ns
Tdelay
MCLKx to MCLKI delay
0.5
1
1.5
ns
Toutput
MCLKI to RAS# Valid
1.7
6.5
ns
MCLKI to CAS# Valid
1.7
6.5
ns
MCLKI to CS# Valid
1.7
6
ns
MCLKI to DQM[ ] Outputs Valid
26
ns
MCLKI to MD[ ] Outputs Valid
27.8
ns
MCLKI to MA[ ] Outputs Valid
1.7
6.5
ns
MCLKI to MWE# Valid
1.7
6
ns
Tsetup
MD[63:0] setup to MCKLI
4.7
ns
Thold
MD[63:0] hold from MCKLI
-0.36
2.3
ns
Note: These timings are for a load of 50pF, part running at 90MHz and ReadCLK not activated
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