參數(shù)資料
型號(hào): MB814400A-80
廠商: Fujitsu Limited
英文描述: CMOS 4 M ×1 BIT Fast Page Mode DRAM(CMOS 4M ×1 位快速頁(yè)面存取模式動(dòng)態(tài)RAM)
中文描述: 的CMOS 4米× 1位快速頁(yè)面模式的DRAM的CMOS(4分× 1位快速頁(yè)面存取模式動(dòng)態(tài)內(nèi)存)
文件頁(yè)數(shù): 16/27頁(yè)
文件大?。?/td> 347K
代理商: MB814400A-80
16
MB814400A-60/MB814400A-70/MB814400A-80
Fig. 10 – FAST PAGE MODE WRITE CYCLE (OE = “H” or “L”)
V
IH
V
IL
RAS
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
V
OH
V
OL
CAS
A
0
to A
9
WE
DESCRIPTION
The fast page mode write cycle is executed in the same manner as the fast page mode read cycle except for the states of WE and OE
are reversed. Data appearing on the DQ pins is latched on the falling edge of CAS and written into memory. During the fast page mode
write cycle, including the delayed (OE) write and read-modify-write cycles, t
CWL
must be satisfied.
DQ
(Input)
DQ
(Output)
“H” or “ L”
HIGH-Z
VALID
DATA
VALID
DATA
VALID
DATA
COL
ADD
ROW
ADD
COL
ADD
COL
ADD
t
RASP
t
RHCP
t
RP
t
RSH
t
CAS
t
CAS
t
CP
t
CAS
t
PC
t
CSH
t
RCD
t
CRP
t
RAD
t
RAH
t
ASR
t
ASC
t
CAH
t
ASC
t
CAH
t
CAL
t
ASC
t
CAH
t
RAL
t
WCS
t
CWL
t
WCH
t
WCH
t
CWL
t
WCS
t
WCS
t
WCH
t
CWL
t
WP
t
WP
t
WP
t
DS
t
DH
t
DH
t
DS
t
DS
t
DH
相關(guān)PDF資料
PDF描述
MB814400C-60 CMOS 1 M ×4BIT Fast Page Mode DRAM(CMOS 1 M ×4 位快速頁(yè)面存取模式動(dòng)態(tài)RAM)
MB814400C-70 CMOS 1 M ×4 BIT Fast Page Mode DRAM(CMOS 1 M ×4 位快速頁(yè)面存取模式動(dòng)態(tài)RAM)
MB814400D-60 CMOS 4 M ×1 BIT Fast Page Mode DRAM(CMOS 4 M ×1位速頁(yè)面存取模式動(dòng)態(tài)RAM)
MB814400D-70 CMOS 4 M ×1 BIT Fast Page Mode DRAM(CMOS 4 M ×1位速頁(yè)面存取模式動(dòng)態(tài)RAM)
MB814405C-60 CMOS 1M ×4 BIT Hyper Page Mode Dynamic RAM(CMOS 1M ×4 位超級(jí)頁(yè)面存取模式動(dòng)態(tài)RAM)
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