參數(shù)資料
型號(hào): UPD488448FB-C80-45-DQ1
廠商: NEC Corp.
英文描述: 128 M-bit Direct Rambus⑩ DRAM
中文描述: 128 M位DRAM的直接Rambus的⑩
文件頁數(shù): 58/80頁
文件大?。?/td> 1902K
代理商: UPD488448FB-C80-45-DQ1
Data Sheet M14837EJ3V0DS00
58
μ
PD488448 for Rev. P
Notes 1.
MSE/MS are fields of the SKIP register. For this combination (skip override) the t
DCW
parameter range is
effectively 0.0 to 0.0.
2.
This parameter also applies to a -C80 or -C71 part when operated with t
CYCLE
= 3.33 ns.
3.
This parameter also applies to a -C80 part when operated with t
CYCLE
= 2.81ns.
4.
t
S,MIN
and t
H,MIN
for other t
CYCLE
values can be interpolated between or extrapolated from the timings at the 3
specified t
CYCLE
values.
5.
With V
IL,CMOS
= 0.5 V
CMOS
0.6 V and V
IH,CMOS
= 0.5 V
CMOS
+ 0.6 V
6.
Effective hold becomes t
H4
’=t
H4
+ [PDNXA
64
t
SCYCLE
+ t
PDNXB,MAX
]
[PDNX
256
t
SCYCLE
]
if [PDNX
256
t
SCYCLE
] < [PDNXA
64
t
SCYCLE
+ t
PDNXB,MAX
]. See
Figure 23-4
.
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