參數(shù)資料
型號: NT5TU64M16DG-3C
廠商: NANYA TECHNOLOGY CORP
元件分類: DRAM
英文描述: 64M X 16 DDR DRAM, 0.45 ns, PBGA84
封裝: GREEN, BGA-84
文件頁數(shù): 69/85頁
文件大?。?/td> 2622K
代理商: NT5TU64M16DG-3C
NT5TU256M4GE / NT5TU128M8GE / NT5TU64M16GG
1Gb DDR2 SDRAM
71
REV 1.0
06 / 2010
Symbol
Parameter
DDR2-667
DDR2-800
Units
Min.
Max.
Min.
Max.
tDIPW
DQ and DM input pulse width
(each input)
0.35
-
0.35
-
tCK(avg)
tAC
DQ output access time from CK /
-450
450
-400
400
ps
tDQSCK
DQS output access time from CK /
-400
400
-350
350
ps
tHZ
Data-out high-impedance time from CK /
-
tAC,max
-
tAC,max
ps
tLZ(DQS)
DQS(
) low-impedance time from CK /
tAC,min
tAC,max
tAC,min
tAC,max
ps
tLZ(DQ)
DQ low-impedance time from CK /
2 x tAC,min
tAC,max
2 x tAC,min
tAC,max
ps
tDQSQ
DQS-DQ skew
(for DQS & associated DQ signals)
-
240
-
200
ps
tHP
Clock half period
Min
(tCH(avg)
tCL(avg) )
-
Min
(tCH(avg)
tCL(avg) )
-
ps
tQHS
Data hold skew factor
-
340
-
300
ps
tQH
Data output hold time from DQS
tHP - tQHS
-
tHP - tQHS
-
ps
tRPRE
Read preamble
0.9
1.1
0.9
1.1
tCK(avg)
tRPST
Read postamble
0.4
0.6
0.4
0.6
tCK(avg)
tRRD
Active bank A to Active bank B
command period
x8
(1k page size)
7.5
-
7.5
-
ns
x16
(2k page size)
10
-
10
-
ns
tFAW
Four Activate Window
x8
(1k page size)
37.5
-
35
-
ns
x16
(2k page size)
50
-
45
-
ns
tCCD
A to B command period
2
-
2
-
nCK
tWR
Write recovery time
15
-
15
-
ns
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