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标题: SDRAM_IC samsung编码 [打印本页]

作者: 张只风 时间: 2008-3-15 18:50
标题: SDRAM_IC samsung编码
-1 - Part Number Decoder
Last Updated : Apr. 2006
1. Memory (K)
2. DRAM : 4
3. Small Classification
S : SDRAM
4~5. Density,Refresh
16 : 16M, 2K/32ms
28 : 128M, 4K/64ms
51 : 512M, 8K/64ms
56 : 256M, 8K/64ms
64 : 64M, 4K/64ms
1G : 1G, 8K/64ms
6~7. Organization
04 : x4
06 : x4 Stack (Flexframe)
07 : x8 Stack (Flexframe)
08 : x8
16 : x16
32 : x32
8. Bank
2 : 2 Bank
3 : 4 Bank
9. Interface, VDD, VDDQ
2 : LVTTL, 3.3V, 3.3V
10. Generation
M : 1st Generation
A : 2nd Generation
B : 3rd Generation
C : 4th Generation
D : 5th Generation
E : 6th Generation
F : 7th Generation
G : 8th Generation
H : 9th Generation
I : 10th Generation
K : 12th Generation
11. “—”
12. Package
N : STSOP2
T : TSOP2
U : TSOP2 (Lead-Free)
V : STSOP2 (Lead-Free)
13. Temp, Power
C : Commercial, Normal ( 0 ℃~ 70 ℃)
L : Commercial, Low ( 0 ℃~ 70 ℃)
I : Industrial, Normal ( -40 ℃~ 85 ℃)
P : Industrial, Low ( -40 ℃~ 85 ℃)
E : Extended, Normal ( -25 ℃~ 85 ℃)
N : Extended, Low ( -25 ℃~ 85 ℃)
14~15. Speed ( Wafer / Chip Biz / BGD : 00 )
50 : 5ns
55 : 5.5ns
60 : 6ns
70 : 7ns
75 : 7.5ns, PC133
80 : 8ns
Sync DRAM Code Information(1/2)
K 4 X X X X X X X X - X X X X X X X
1 2345 6 7 8 9 10 11 12 13 14 15 16 17 18

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