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參數(shù)資料
| 型號： | K4H511638D-UCC |
| 廠商： | SAMSUNG SEMICONDUCTOR CO. LTD. |
| 英文描述： | 512Mb D-die DDR SDRAM Specification 66 TSOP-II with Pb-Free (RoHS compliant) |
| 中文描述： | ?的512Mb芯片與DDR SDRAM的規(guī)格鉛66 TSOP-II免費（符合RoHS） |
| 文件頁數(shù)： | 15/24頁 |
| 文件大?。?/td> | 366K |
| 代理商： | K4H511638D-UCC |
Rev. 0.3 June. 2005
DDR SDRAM
DDR SDRAM 512Mb D-die (x8, x16)
Preliminary
Parameter
Specification
DDR400
DDR333
DDR200/266
Maximum peak amplitude allowed for overshoot
TBD
TBD
1.2 V
Maximum peak amplitude allowed for undershoot
TBD
TBD
1.2 V
The area between the overshoot signal and VDD must be less than or equal to
TBD
TBD
2.4 V-ns
The area between the undershoot signal and GND must be less than or equal to
TBD
TBD
2.4 V-ns
5
4
3
2
1
0
-1
-2
-3
-4
-5
0
0.5 1.0 1.42 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 5.68 6.0 6.5 7.0
VDDQ
Overshoot
Maximum Amplitude = 1.2V
Area = 2.4V-ns
Maximum Amplitude = 1.2V
undershoot
GND
V
Tims(ns)
DQ/DM/DQS AC overshoot/Undershoot Definition
18.0 Overshoot/Undershoot specification for Data, Strobe and Mask Pins
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| K4H511638E-TCB0 | 制造商:SAMSUNG 制造商全稱:Samsung semiconductor 功能描述:128Mb DDR SDRAM |
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