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參數(shù)資料
| 型號： | HM5164165FJ-6 |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | 64M EDO DRAM (4-Mword x 16-bit) 8k refresh/4k refresh |
| 中文描述： | 6400 EDO公司的DRAM（4 Mword x 16位）8K的refresh/4k刷新 |
| 文件頁數(shù)： | 7/37頁 |
| 文件大?。?/td> | 510K |
| 代理商： | HM5164165FJ-6 |
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HM5164165F Series, HM5165165F Series
7
Operation Table
RAS
LCAS
UCAS
WE
OE
I/O 0 to I/O 7
I/O 8 to I/O 15 Operation
H
×
×
×
×
High-Z
High-Z
Standby
L
L
H
H
L
Dout
High-Z
Read cycle
L
H
L
H
L
High-Z
Dout
L
L
L
H
L
Dout
Dout
L
L
H
L*
2
×
×
×
Din
×
Early write cycle
L
H
L
L*
2
×
Din
L
L
L
L*
2
Din
Din
L
L
H
L*
2
H
Din
×
Delayed write cycle
L
H
L
L*
2
H
×
Din
L
L
L
L*
2
H
Din
Din
L
L
H
H to L
L to H
Dout/Din
High-Z
Read-modify-write cycle
L
H
L
H to L
L to H
High-Z
Dout/Din
L
L
L
H to L
L to H
Dout/Din
Dout/Din
L
H
H
×
×
×
×
×
High-Z
High-Z
RAS
-only refresh cycle
CAS
-before-
RAS
refresh cycle or
H to L
H
L
H
High-Z
High-Z
H to L
L
H
H
High-Z
High-Z
Self refresh cycle (L-version)
H to L
L
L
H
High-Z
High-Z
L
Notes: 1. H: V
IH
(inactive) L: V
IL
(active)
×
: V
IH
or V
IL
2. t
WCS
≥
0 ns: Early write cycle
t
WCS
< 0 ns: Delayed write cycle
3. Mode is determined by the OR function of the
UCAS
and
LCAS
. (Mode is set by the earliest of
UCAS
and
LCAS
active edge and reset by the latest of
UCAS
and
LCAS
inactive edge.) However
write operation and output High-Z control are done independently by each
UCAS
,
LCAS
.
ex. if
RAS
= H to L,
LCAS
= L,
UCAS
= H, then
CAS
-before-
RAS
refresh cycle is selected.
L
L
H
H
High-Z
High-Z
Read cycle (Output disabled)
相關PDF資料 |
PDF描述 |
|---|---|
| HM5164165FLJ-5 | 64M EDO DRAM (4-Mword x 16-bit) 8k refresh/4k refresh |
| HM5164165FLJ-6 | 64M EDO DRAM (4-Mword x 16-bit) 8k refresh/4k refresh |
| HM5164165FTT-5 | 64M EDO DRAM (4-Mword x 16-bit) 8k refresh/4k refresh |
| HM5165165FTT-5 | 64M EDO DRAM (4-Mword x 16-bit) 8k refresh/4k refresh |
| HM5164165FTT-6 | 64M EDO DRAM (4-Mword x 16-bit) 8k refresh/4k refresh |
相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| HM5165165FTT-60 | 制造商:Hitachi 功能描述: |
| HM51680J | 制造商:TT Electronics / BI Technologies 功能描述:Ind Power Wirewound 68uH 5% 1KHz 3.3A AXL |
| HM51-680J | 制造商:BI Technologies (TT electronics) 功能描述:Ind Power Wirewound 68uH 5% 1KHz 3.3A AXL |
| HM51-680JLF | 制造商:BITECH 制造商全稱:Bi technologies 功能描述:Axially Leaded Miniature Power Inductors |
| HM51680K | 制造商:TT Electronics / BI Technologies 功能描述:Ind Power Wirewound 68uH 10% 1KHz 3.3A AXL |
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