參數(shù)資料
型號: V53C819H
廠商: Mosel Vitelic, Corp.
英文描述: High Performance 512K X 16 EDO Page Mode CMOS Dynamic RAM(高性能512Kx16EDO頁面模式動態(tài)RAM)
中文描述: 高性能EDO公司為512k × 16頁模式的CMOS動態(tài)RAM(高性能512Kx16EDO頁面模式動態(tài)內(nèi)存)
文件頁數(shù): 13/18頁
文件大?。?/td> 157K
代理商: V53C819H
13
V53C819H Rev. 1.0 February 1999
MOSEL V ITELIC
V53C819H
Waveforms of CAS-before-RAS Refresh Counter Test Cycle
Waveforms of CAS-before-RAS Refresh Cycle
IH
V
IL
V
IH
V
IL
V
RP (3)
t
IH
V
IL
V
t
CSR (47)
t
RSH (W)(25)
t
CAS (5)
676 12
t
RAS (1)
t
CHR (49)
t
RCS (7)
t
WCS (27)
t
LZ (21)
IH
V
IL
V
IH
V
IL
V
IH
V
IL
V
t
DH (33)
t
CP(43)
t
RCH (14)
t
RRH (15)
t
ROH (16)
OAC (17)
t
HZ (22)
t
HZ (22)
t
RWL (31)
t
CWL (26)
t
DS (32)
IH
V
IL
V
IH
V
IL
V
IH
V
IL
V
READ CYCLE
WRITE CYCLE
t
WCH (28)
I/O
ADDRESS
WE
WE
I/O
D
OUT
D
IN
RAS
CAS
OE
OE
I/O
IH
V
IL
V
RAS
OH
V
OL
V
IH
V
IL
V
CAS
t
RAS (1)
t
RC (2)
t
CP (43)
t
HZ (22)
t
CSR (47)
RP (3)
t
t
RPC (48)
t
CHR (49)
RP (3)
t
NOTE: WE, OE, A0–A8 = Don’t care
819H-14
Don’t Care
Undefined
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