參數(shù)資料
型號： SM532164084XAG6
元件分類： DRAM
英文描述： 16M X 32 EDO DRAM MODULE, 60 ns, SMA72
封裝： SIMM-72
文件頁數(shù)： 23/24頁
文件大?。?/td> 127K
代理商： SM532164084XAG6
SM5321640U4XAUU
Preliminary
SMART
Modular Technologies
8
C
orporate Headquarters: 4305 Cushing Pkwy., Fremont, CA 94538, USA Tel:(510) 623-1231 Fax:(510) 623-1434 E-mail: info@smartm.com
Europe: 36 Linford Forum, Rockingham Dr., Linford Wood, Milton Keynes, MK14 6LY, UK Tel: +44-1908 234030 Fax: +44-1908-234191
Asia/Pacic: Plot 18, Lrg Jelawat 4, Kawasan Perindustrian Seberang Jaya 13700, Prai, Penang, Malaysia Tel: +604-3992909 Fax: +604-3992903
(VCC = 3.3V±10%/5.0V±10%, VSS = 0V, TA = 0 to +70 °C)
Parameter
Symbol
50ns
60ns
70ns
Unit Notes
Min
Max
Min
Max
Min
Max
Common to Read and Write Cycles
Column address set-up time
tASC
0-0
-0
-
ns
Row address set-up time
tASR
0-0
-0
-
ns
Column address hold time
tCAH
10
-
-
15
-
ns
CAS# pulse width
tCAS
13
10000
15
10000
20
10000
ns
CAS# to output in Low-Z
tCLZ
0-0
-0
-
ns
3
CAS# to RAS# precharge time
tCRP
5-5
-5
-
ns
CAS# hold time
tCSH
50
-
60
-
70
-
ns
RAS# to column address delay time
tRAD
15
25
15
30
15
35
ns
10
Row address hold time
tRAH
10
-
10
-
10
-
ns
RAS# pulse width
tRAS
50
10000
60
10000
70
10000
ns
Random read/write cycle time
tRC
90
-
110
-
130
-
ns
RAS# to CAS# delay time
tRCD
20
37
20
45
20
50
ns
4
RAS# precharge time
tRP
30
-
40
-
50
-
ns
RAS# hold time
tRSH
13
-
15
-
20
-
ns
Transition time (rise and fall)
tT
3503
50
3
50
ns
2
Read Cycle
Access time from column address
tAA
-
25
-
30
-
35
ns
3, 10
Access time from CAS#
tCAC
-
13
-
15
-
20
ns
3, 4, 5
Access time from RAS#
tRAC
-
50
-
60
-
70
ns
3, 4
Column address to RAS# lead time
tRAL
25
30
-
35
-
ns
Read command hold time referenced to CAS#
tRCH
0-0
-0
-
ns
8
Read command set-up time
tRCS
0-0
-0
-
ns
Read command hold time referenced to RAS#
tRRH
0-0
-0
-
ns
8
Write Cycle
Write command to CAS# lead time
tCWL
13
-
15
-
20
-
ns
Data-in hold time
tDH
10-10
-
15
-
ns
9
Data-in set-up time
tDS
0-0
-0
-
ns
9
Write command to RAS# lead time
tRWL
15
-
15
-
20
-
ns
Write command hold time
tWCH
10
-
10
-
15
-
ns
Write command set-up time
tWCS
0-0
-0
-
ns
7
Write command pulse width
tWP
10
-
10
-
15
-
ns
AC Characteristics
FPM-based Modules
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