參數(shù)資料
型號(hào)： W9425G6EH-5I
廠商： WINBOND ELECTRONICS CORP
元件分類： DRAM
英文描述： 16M X 16 DDR DRAM, 0.7 ns, PDSO66
封裝： 0.400 INCH, ROHS COMPLIANT, TSOP2-66
文件頁(yè)數(shù)： 26/54頁(yè)
文件大?。?/td> 0K
代理商： W9425G6EH-5I
W9425G6EH
Publication Release Date:Dec. 03, 2008
- 32 -
Revision A08
10.6 Table 6: Output Slew Rate Matching Ratio Characteristics
SLEW RATE CHARACTERISTIC
DDR500
DDR400
DDR333
PARAMETER
MIN.
MAX.
MIN.
MAX.
MIN.
MAX.
NOTES
Output Slew Rate Matching Ratio
(Pullup to Pulldown)
0.67
1.5
0.67
1.5
0.67
1.5
e, m
10.7 Table 7: AC Overshoot/Undershoot Specification for Address and Control Pins
SPECIFICATION
PARAMETER
DDR500
DDR400
DDR333
Maximum peak amplitude allowed for overshoot
1.5 V
Maximum peak amplitude allowed for undershoot
1.5 V
The area between the overshoot signal and VDD
must be less than or equal to Max. area in Figure 3
3.0 V-nS
3.6 V-nS
The area between the undershoot signal and GND
must be less than or equal to Max. area in Figure 3
3.0 V-nS
3.6 V-nS
0 0.5 0.68751.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.06.3125 6.5 7.0
-5
-4
-3
-2
-1
0
1
2
3
4
5
Max. amplitude = 1.5V
Overshoot
VDD
Max. area
Max. amplitude = 1.5V
GND
Undershoot
Time (nS)
Figure 3: Address and Control AC Overshoot and Undershoot Definition
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
W9425G6JB-5 制造商:Winbond Electronics Corp 功能描述:DRAM Chip DDR SDRAM 256M-Bit 16Mx16 2.5V 60-Pin TFBGA 制造商:Winbond Electronics 功能描述:IC MEMORY 制造商:Winbond Electronics Corp 功能描述:IC MEMORY 制造商:Winbond 功能描述:16MX16,256Mb DDRI DRAM ,200MHZ, BGA
W9425G6JB-5 TR 制造商:Winbond Electronics Corp 功能描述:256M DDR SDRAM X16, 200MHZ
W9425G6JB-5I 制造商:Winbond Electronics Corp 功能描述:DRAM Chip DDR SDRAM 256M-Bit 16Mx16 2.5V 制造商:Winbond Electronics 功能描述:IC MEMORY 制造商:Winbond Electronics Corp 功能描述:IC MEMORY
W9425G6JB-5I TR 制造商:Winbond Electronics Corp 功能描述:256M DDR SDRAM X16, 200MHZ, IN
W9425G6JH 制造商:WINBOND 制造商全稱:Winbond 功能描述:4 M × 4 BANKS × 16 BITS DDR SDRAM
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