參數(shù)資料
型號: MT9LD272AG
廠商: Micron Technology, Inc.
英文描述: 2Meg x 72 Nonbuffered DRAM DIMMs(2M x 72無緩沖動態(tài)RAM雙列直插存儲器模塊)
中文描述: 2Meg × 72 Nonbuffered內(nèi)存插槽(200萬× 72無緩沖動態(tài)RAM的雙列直插存儲器模塊)
文件頁數(shù): 11/30頁
文件大?。?/td> 410K
代理商: MT9LD272AG
2, 4 Meg x 72 Nonbuffered DRAM DIMMs
DM60.p65 – Rev. 6/98
Micron Technology, Inc., reserves the right to change products or specifications without notice.
1998, Micron Technology, Inc.
11
2, 4 MEG x 72
NONBUFFERED DRAM DIMMs
OBSOLETE
FAST PAGE MODE
AC ELECTRICAL CHARACTERISTICS
(Notes: 5, 6, 7, 8, 9, 12, 29) (V
DD
= +3.3V
±
0.3V)
AC CHARACTERISTICS - FAST PAGE MODE OPTION
PARAMETER
FAST-PAGE-MODE READ-WRITE cycle time
Access time from RAS#
RAS# to column-address delay time
Row-address hold time
RAS# pulse width
RAS# pulse width (FAST PAGE MODE)
Random READ or WRITE cycle time
RAS# to CAS# delay time
READ command hold time (referenced to CAS#)
READ command setup time
Refresh period (2,048 cycles)
RAS# precharge time
RAS# to CAS# precharge time
READ command hold time (referenced to RAS#)
RAS# hold time
READ-WRITE cycle time
RAS# to WE# delay time
WRITE command to RAS# lead time
Transition time (rise or fall)
WRITE command hold time
WRITE command hold time (referenced to RAS#)
WE# command setup time
WRITE command pulse width
WE# hold time (CBR Refresh)
WE# setup time (CBR Refresh)
-6
SYMBOL
t
PRWC
t
RAC
t
RAD
t
RAH
t
RAS
t
RASP
t
RC
t
RCD
t
RCH
t
RCS
t
REF
t
RP
t
RPC
t
RRH
t
RSH
t
RWC
t
RWD
t
RWL
t
T
t
WCH
t
WCR
t
WCS
t
WP
t
WRH
t
WRP
MIN
85
MAX
UNITS
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ms
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
ns
NOTES
60
13
17
15
10
60
60
110
20
0
0
10,000
125,000
16
18
32
40
0
0
15
155
85
15
2
10
45
0
10
10
10
18
23
50
23
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