參數(shù)資料
型號: MB814260-60
廠商: Fujitsu Limited
英文描述: CMOS 256K ×16 BIT FAST PAGE MODE DYNAMIC RAM(CMOS 256K ×16 位快速頁面存取模式動態(tài)RAM)
中文描述: 的CMOS 256K × 16位快速頁面模式的動態(tài)隨機存儲器(的CMOS 256K × 16位快速頁面存取模式動態(tài)內(nèi)存)
文件頁數(shù): 18/26頁
文件大?。?/td> 517K
代理商: MB814260-60
18
MB814260-60/MB814260-70
“H” or “L”
Invalid Data
Fig. 11 – FAST PAGE MODE OE WRITE CYCLE
DESCRIPTION
The fast page mode OE (delayed) write cycle is executed in the same manner as the fast page mode write cycle except for the states
of WE and OE. Input data on the DQ pins are latched on the falling edge of WE and written into memory. In the fast page mode
delayed write cycle, OE must be changed from Low to High before WE goes Low (t
OED
+ t
T
+ t
DS
).
DQ
(Input)
DQ
(Output)
RAS
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
WE
A
0
to A
8
V
OH
V
OL
V
IH
V
IL
OE
LCAS
or
UCAS
t
RCS
COL
ADD
ROW
ADD.
COL
ADD
VALID
VALID
VALID
HIGH-Z
t
DZO
COL
ADD
t
RASP
t
RAD
t
CRP
t
RCD
t
CSH
t
CAS
t
CP
t
PC
t
CAS
t
RP
t
CAS
t
RSH
t
CAH
t
ASC
t
RAL
t
CAH
t
ASC
t
CAH
t
RAH
t
ASC
t
CAL
t
WP
t
RWL
t
WCR
t
CWL
t
WCH
t
WP
t
WP
t
AR
t
CWL
t
CWL
t
WCH
t
WCH
t
DS
t
DH
t
DHR
t
DZC
t
DH
t
DS
t
DH
t
DS
t
AA
t
OEA
t
OEH
t
OEA
t
CAC
t
RAC
t
OED
t
AA
t
CAC
t
AA
t
OED
t
CAC
t
OEH
t
OEH
t
OED
t
OEA
t
OEZ
t
OEZ
t
OEZ
t
ASR
相關(guān)PDF資料
PDF描述
MB814260-70 CMOS 256K ×16 BIT FAST PAGE MODE DYNAMIC RAM(CMOS 256K ×16 位快速頁面存取模式動態(tài)RAM)
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MB814400A-70 CMOS 4 M ×1 BIT Fast Page Mode DRAM(CMOS 4M ×1 位快速頁面存取模式動態(tài)RAM)
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