參數(shù)資料
型號(hào): UPD42S18165L
廠商: NEC Corp.
英文描述: 3.3 V OPERATION 16 M-BIT DYNAMIC RAM 1 M-WORD BY 16-BIT, EDO, BYTE READ/WRITE MODE
中文描述: 3.3 V工作16 m位動(dòng)態(tài)隨機(jī)存儲(chǔ)器1個(gè)M字由16位,江戶,字節(jié)讀/寫模式
文件頁數(shù): 35/48頁
文件大?。?/td> 319K
代理商: UPD42S18165L
μ
PD42S18165L, 4218165L
35
t
RCS
UCAS
LCAS
V
IH–
V
IL–
t
CPN
t
CP
t
HCAS
t
HCAS
t
CP
t
HPRWC
t
HCAS
t
RCD
RAS
V
IH–
V
IL–
t
RASP
t
RP
t
CRP
Address
V
IH–
V
IL–
t
ASR
t
RAH
t
RAD
t
ASC
t
CAH
t
ASC
t
CAH
t
CAH
t
ASC
Row
Col.
Col.
Col.
t
RAL
WE
V
IH–
V
IL–
t
RWD
t
AWD
t
CWD
t
OLZ
V
IH–
V
IL–
t
DH
t
DS
t
WP
t
RCS
t
CWL
t
ACP
t
CPWD
t
AWD
t
CWD
t
WP
t
CWL
t
ACP
t
CPWD
t
AWD
t
CWD
t
RCS
t
CWL
t
RWL
t
WP
OE
V
IH–
V
IL–
U I/O
L I/O
V
OH–
V
OL–
out
t
OEZ
t
CLZ
t
OED
t
OEA
t
CAC
t
AA
t
RAC
in
t
OEA
t
OEH
t
CAC
t
AA
t
OLZ
t
DH
t
DS
out
t
OEZ
t
CLZ
t
OED
in
t
OLZ
t
DH
t
DS
out
t
OEZ
t
CLZ
t
OED
in
t
OEH
t
AA
t
CAC
t
OEA
t
OEH
Hi-Z
Hi-Z
Hi-Z
Hi-Z
U I/O
L I/O
Hyper Page Mode (EDO) Read Modify Write Cycle
Remark
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.
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