參數(shù)資料
型號(hào): MB81V4100C-60
廠商: Fujitsu Limited
英文描述: CMOS 4 M ×1 BIT Fast Page Mode DRAM(CMOS 4 M ×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米× 1位快速頁(yè)面存取模式動(dòng)態(tài)內(nèi)存)
文件頁(yè)數(shù): 14/23頁(yè)
文件大?。?/td> 397K
代理商: MB81V4100C-60
14
MB81V4100C-60/MB81V4100C-70
DESCRIPTION
The fast page mode read cycle is executed after normal cycle with holding RAS “L”, applying column address and CAS, and
keeping WE “H” . Once an address is selected normally using the RAS and CAS, other addresses in the same row can be selected
by only changing the column address and applying the CAS. During fast page mode, the access time is t
CAC
, t
AA
, or t
CPA
, whichever
occurs later.
Any of the 2048 bits belonging to each row can be accessed.
Fig. 8 – FAST PAGE MODE READ CYCLE
t
PC
t
RAD
t
CAH
t
RCS
t
RCH
t
OH
t
ON
RAS
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
V
IH
V
IL
V
OH
V
OL
CAS
WE
D
OUT
A
0
to A
9
t
OFF
COL
ADD
ROW
ADD
COL
ADD
COL
ADD
HIGH-Z
VALID
VALID
VALID
“ H ” or “ L ”
t
RASP
t
RHCP
t
RCD
t
CSH
t
CRP
t
CAS
t
CP
t
CAS
t
CAS
t
RSH
t
RP
t
RAL
t
CAH
t
ASC
t
ASC
t
CAH
t
RAH
t
ASR
t
ASC
t
RCS
t
RCH
t
RRH
t
AA
t
CPA
t
CAC
t
ON
t
OH
t
OFF
t
AA
t
CAC
t
RAC
相關(guān)PDF資料
PDF描述
MB81V4100C-70 CMOS 4 M ×1 BIT Fast Page Mode DRAM(CMOS 4 M ×1 位快速頁(yè)面存取模式動(dòng)態(tài)RAM)
MB81V4260S-60 CMOS 256K ×16 BIT FAST PAGE MODE DYNAMIC RAM(CMOS 256K ×16 位快速頁(yè)面存取模式動(dòng)態(tài)RAM)
MB81V4260S-70 CMOS 256K ×16 BIT FAST PAGE MODE DYNAMIC RAM(CMOS 256K ×16 位快速頁(yè)面存取模式動(dòng)態(tài)RAM)
MB81V4265-60 CMOS 256K ×16BIT Hyper Page Mode Dynamic RAM(CMOS 256K ×16 位超級(jí)頁(yè)面存取模式動(dòng)態(tài)RAM)
MB81V4265-70 CMOS 256K ×16BIT Hyper Page Mode Dynamic RAM(CMOS 256K ×16 位超級(jí)頁(yè)面存取模式動(dòng)態(tài)RAM)
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