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參數(shù)資料
| 型號： | WV3EG232M64STSU403D4SG |
| 廠商： | MICROSEMI CORP-PMG MICROELECTRONICS |
| 元件分類： | DRAM |
| 英文描述： | 64M X 64 DDR DRAM MODULE, 0.65 ns, DMA200 |
| 封裝： | ROHS COMPLIANT, SODIMM-200 |
| 文件頁數(shù)： | 13/14頁 |
| 文件大?。?/td> | 194K |
| 代理商： | WV3EG232M64STSU403D4SG |
8
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
WV3EG232M64STSU-D4
August 2006
Rev. 2
PRELIMINARY
White Electronic Designs Corp. reserves the right to change products or specications without notice.
DDR SDRAM COMPONENT ELECTRICAL CHARACTERISTICS AND
RECOMMENDED AC OPERATING CONDITIONS
Parameter
Symbol
403
335
Unit
Min
Max
Min
Max
Row Cycle Time
tRC
55
60
tCK
Refresh row cycle time
tRFC
70
72
ns
Row active
tRAS
40
70K
42
120K
ns
RAS# to CAS# delay
tRCD
15
18
tCK
Row precharge time
tRP
15
18
ns
Row active to row active delay
tRRD
10
12
ns
Write recovery time
tWR
15
ns
Last data into Read command
tWTR
21
ns
Clock cycle time
CL=2.5
tCK
--
6
12
ns
CL=3
5
10
-
ns
Clock high level width
tCH
0.45
0.55
0.45
0.55
tCK
Clock low level width
tCL
0.45
0.55
0.45
0.55
tCK
DQS-out access time from CK/CK#
tDQSCK
-0.55
0.55
-0.6
+0.6
ns
Output data access time from CK/CK#
tAC
-0.65
0.65
-0.7
+0.7
ns
Data strobe edge to output data edge
tDQSQ
-
0.4
-
0.45
ns
Read Preamble
tRPRE
0.9
1.1
0.9
1.1
tCK
Read Postamble
tRPST
0.4
0.6
0.4
0.6
tCK
CK to valid DQS-in
tDQSS
0.72
1.28
0.75
1.25
tCK
DQS-in setup time
tWPRES
00
ns
DQS-in hold time
tWPRE
0.25
tCK
DQS falling edge to CK rising-setup time
tDSS
0.2
tCK
DQS falling edge to CK rising-hold time
tDSH
0.2
tCK
DQS-in high level width
tDQSH
0.35
tCK
DQS-in low level width
tDQSL
0.35
tCK
Address and control input setup time (fast)
tIS
0.6
0.75
ns
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| WV3EG232M64STSU-D4 | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:512MB - 2x32Mx64 DDR SDRAM UNBUFFERED |
| WV3EG264M64EFSU262D4-MG | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1GB- 2x64Mx64 DDR SDRAM UNBUFFERED, w/PLL |
| WV3EG264M64EFSU262D4-SG | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1GB- 2x64Mx64 DDR SDRAM UNBUFFERED, w/PLL |
| WV3EG264M64EFSU265D4-MG | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1GB- 2x64Mx64 DDR SDRAM UNBUFFERED, w/PLL |
| WV3EG264M64EFSU265D4-SG | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1GB- 2x64Mx64 DDR SDRAM UNBUFFERED, w/PLL |
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