參數(shù)資料
型號(hào): μPD4264405
廠商: NEC Corp.
英文描述: 16,777,216 Words by 4 Bits CMOS Dynamic RAMs(64M 動(dòng)態(tài)RAM)
中文描述: 16,777,216詞由4位的CMOS動(dòng)態(tài)存儲(chǔ)器(RAM的6400動(dòng)態(tài))
文件頁數(shù): 23/36頁
文件大?。?/td> 256K
代理商: ΜPD4264405
μ
PD4264405, 42S65405, 4265405
23
Hyper Page Mode (EDO) Early Write Cycle
RAS
t
RASP
V
IH–
V
IL–
CAS
V
IH–
V
IL–
Address
V
IH–
V
IL–
WE
V
IH–
V
IL–
I/O
V
IH–
V
IL–
t
RP
t
RHCP
t
RSH
t
HPC
t
CPN
t
CSH
t
HCAS
t
CP
t
HCAS
t
HCAS
t
CP
t
RAL
t
CAH
t
CAH
t
ASC
t
CAH
Col.
Col.
Row
t
ASR
t
RAH
t
WCS
t
WCS
t
RCD
t
RAD
t
ASC
Col.
t
WCH
t
WCH
t
WCH
Data in
Data in
Data in
t
DH
t
DS
t
DH
t
DS
t
DH
t
DS
t
WCS
t
ASC
t
CRP
Remarks 1.
OE: Don’t care
2.
In the hyper page mode (EDO), read, write and read modify write cycles are available for each of
the consecutive CAS cycles within the same RAS cycle.
相關(guān)PDF資料
PDF描述
μPD4265405 16,777,216 Words by 4 Bits CMOS Dynamic RAMs(64M 動(dòng)態(tài)RAM)
μPD42S65805 8,388,608 Words by 8 Bits CMOS dynamic RAMs(64M 動(dòng)態(tài)RAM)
μPD4264805 8,388,608 Words by 8 Bits CMOS dynamic RAMs(64M 動(dòng)態(tài)RAM)
μPD4265805 8,388,608 Words by 8 Bits CMOS dynamic RAMs(64M 動(dòng)態(tài)RAM)
μPD431009 1M-Bit CMOS Fast Static RAM(1M位CMOS 快速靜態(tài))
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