參數(shù)資料
型號: MT47H64M16HR-3IT
元件分類: DRAM
英文描述: 64M X 16 DDR DRAM, 0.4 ns, PBGA84
封裝: 8 X 12.50 MM, ROHS COMPLIANT, FBGA-84
文件頁數(shù): 89/129頁
文件大?。?/td> 9252K
代理商: MT47H64M16HR-3IT
Figure 29: Nominal Slew Rate for tDH
Hold slew rate
falling signal
Hold slew rate
rising signal
VREF(DC) - VIL(DC)max
Δ
TR
=
VIH(DC)min - VREF(DC)
Δ
TF
=
Δ
TR
Δ
TF
Nominal
slew rate
DC to VREF
region
tIH
tIS
VSS
DQS#1
DQS1
VDDQ
VIH(DC)min
VREF(DC)
VIL(AC)max
VIL(DC)max
VIH(AC)min
DC to VREF
region
Nominal
slew rate
tIH
Note: 1. DQS, DQS# signals must be monotonic between VIL(DC)max and VIH(DC)min.
Figure 30: Tangent Line for tDH
Tangent
line
DC to VREF
region
tIH
tIS
VSS
VDDQ
VIH(DC)min
VREF(DC)
VIL(AC)max
VIL(DC)max
VIH(AC)min
DC to VREF
region
Tangent
line
tIH
DQS1
DQS#1
Hold slew rate
falling signal
Δ
TF
Δ
TR
Tangent line (VIH[DC]min - VREF[DC])
Δ
TF
=
Nominal
line
Hold slew rate
rising signal
Tangent line (VREF[DC] - VIL[DC]max)
Δ
TR
=
Nominal
line
Note: 1. DQS, DQS# signals must be monotonic between VIL(DC)max and VIH(DC)min.
1Gb: x4, x8, x16 1.55V DDR2 SDRAM
Input Slew Rate Derating
PDF: 09005aef82b91d01
1GbDDR2_1_55V.PDF Rev. A 5/09 EN
62
Micron Technology, Inc. reserves the right to change products or specifications without notice.
2009 Micron Technology, Inc. All rights reserved.
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相關代理商/技術參數(shù)
參數(shù)描述
MT47H64M16HR-3L 制造商:MICRON 制造商全稱:Micron Technology 功能描述:DDR2 SDRAM