參數(shù)資料
型號: STPC12GEYC
廠商: 意法半導體
英文描述: X86 Core PC Compatible System-on-Chip for Terminals
中文描述: x86內(nèi)核PC兼容系統(tǒng)上的終端芯片
文件頁數(shù): 51/111頁
文件大?。?/td> 1896K
代理商: STPC12GEYC
ELECTRICAL SPECIFICATIONS
Issue 1.0 - July 24, 2002
51/111
The PC100 memory is recommended to reach
90MHz operation.
Table 4-11. SDRAM Bus AC Timings - Industrial Temperature Range
Name
Tcycle
Thigh
Tlow
Parameter
MCLKI Cycle Time
MCLKI High Time
MCLKI Low Time
MCLKI Rising Time
MCLKI Falling Time
MCLKx to MCLKI delay
MCLKI to RAS# Valid
MCLKI to CAS# Valid
MCLKI to CS# Valid
MCLKI to DQM[ ] Outputs Valid
MCLKI to MD[ ] Outputs Valid
MCLKI to MA[ ] Outputs Valid
MCLKI to MWE# Valid
MD[63:0] setup to MCKLI
MD[63:0] hold from MCKLI
Note: These timings are for a load of 50pF, part running at 90MHz and ReadCLK not activated
Min
11
4
4
Typ
Max
Unit
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
1
1
Tdelay
1.8
Toutput
1.7
1.7
1.7
2
2
1.7
1.7
7.5
-0.36
6.5
6.5
6
6
7.8
6.5
6
Tsetup
Thold
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