參數(shù)資料
型號: T224160B-45
廠商: TM Technology, Inc.
英文描述: Binary Coded Rotary DIP Switches
中文描述: 256K × 16動態(tài)RAM快速頁面模式
文件頁數(shù): 12/14頁
文件大小: 131K
代理商: T224160B-45
TE
CH
tm
T224160B
Taiwan Memory Technology, Inc. reserves the right
P. 12
to change products or specifications without notice.
Publication Date: MAR. 2001
Revision:B
CBR REFRESH CYCLE
(A0-A8 ;
OE
=DON‘T CARE)
RAS
CASH, CAS L
VIH
VIL
VIH
VIH
VIL
I/O
tR A S
tR A S
tR P
O P E N
tR P C
tC P N
WE
tR P
tC S R
tC HR
tRP C
tC S R
tC H R
HIDDEN REFRESH CYCLE
(
WE
=HIGH ;
OE
=LOW)
(R E A D)
R A S
C A S
VIH
VOH
VIH
VIH
I /O
(R E F R E S H)
tR A S
tR P
O P E N
V A L ID D A T A
tC R P
OE
O P E N
VIH
A DDR
R O W
tA S R
tR A H
tR A D
tR A L
tC A H
tA S C
tA R
tA A
tC A C
tC L Z
tR A C
tO A C
tR S H
tR C D
tC H R
C O L U MN
tO F F 2
tORD
tO FF 1
N O T E 1
tR A S
Note:
1. t
OFF1
is referenced from the rising edge of
RAS
or
CAS
, whichever occurs last.
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