- 您現(xiàn)在的位置：買賣IC網(wǎng) > PDF目錄68457 > W3HG128M64EEU534D4IMG (WHITE ELECTRONIC DESIGNS CORP) 128M X 64 DDR DRAM MODULE, 0.5 ns, ZMA200 PDF資料下載
參數(shù)資料
| 型號： | W3HG128M64EEU534D4IMG |
| 廠商： | WHITE ELECTRONIC DESIGNS CORP |
| 元件分類： | DRAM |
| 英文描述： | 128M X 64 DDR DRAM MODULE, 0.5 ns, ZMA200 |
| 封裝： | ROHS COMPLIANT, SODIMM-200 |
| 文件頁數(shù)： | 14/14頁 |
| 文件大?。?/td> | 221K |
| 代理商： | W3HG128M64EEU534D4IMG |
W3HG128M64EEU-D4
November 2006
Rev. 2
ADVANCED
9
White Electronic Designs Corporation (602) 437-1520 www.whiteedc.com
White Electronic Designs
DDR2 SDRAM COMPONENT AC TIMING PARAMETERS & SPECIFICATION (continued)
VCC = +1.8V ±0.1V
AC Characteristics
Symbol
806
665
534
403
Units
Notes
Parameter
Min
Max
Min
Max
Min
Max
Min
Max
Refresh
CKE low to CK,CK# uncertainty
t
DELAY
tIS + tCK + tIH
ns
26
REFRESH to ACTIVE or REFRESH to REFRESH command
interval
t
RFC
127.5 70,000 127.5 70,000 127.5 70,000 127.5 70,000
ns
14, 37
Average periodic refresh interval (commercial)
t
REFI
7.8
μs
14, 37
Average periodic refresh interval (industrial)
t
REFIIT
3.9
μs
14, 37
Self
Refresh
Exit self refresh to non-READ command
t
XSNR
tRFC
(MIN)
+ 10
tRFC
(MIN)
+ 10
tRFC
(MIN)
+ 10
tRFC
(MIN)
+ 10
ns
Exit self refresh to READ command
t
XSRD
200
tCK
37
Exit self refresh timing reference
t
ISXR
tIS
ps
6, 27
ODT
ODT turn-on delay
t
AOND
22222222
tCK
37
ODT turn-on
t
AOND tAC (MIN)
tAC (MAX)
+ 700)
tAC (MIN)
tAC (MAX)
+ 700)
tAC (MIN)
tAC (MAX)
+ 1,000)
tAC (MIN)
tAC (MAX)
+ 1,000)
ps
23, 43
ODT turn-off delay
t
AOFD
2.5
tCK
35, 37
ODT turn-off
t
AOF
tAC (MIN)
tAC (MAX
+ 600)
tAC (MIN)
tAC (MAX
+ 600)
tAC (MIN)
tAC (MAX
+ 600)
tAC (MIN)
tAC (MAX
+ 600)
ps
24, 44
ODT turn-on (power-down mode)
t
AONPD
tAC (MIN)
+ 2,000
2 x tCK +
tAC (MAX)
+ 1,000
tAC (MIN)
+ 2,000
2 x tCK +
tAC (MAX)
+ 1,000
tAC (MIN)
+ 2,000
2 x tCK +
tAC (MAX)
+ 1,000
tAC (MIN)
+ 2,000
2 x tCK +
tAC (MAX)
+ 1,000
ps
ODT turn-off (power-down mode)
t
AOFPD
tAC (MIN)
+ 2,000
2.5 x
tCK +
tAC (MAX)
+ 1,000
tAC (MIN)
+ 2,000
2.5 x
tCK +
tAC (MAX)
+ 1,000
tAC (MIN)
+ 2,000
2.5 x
tCK +
tAC (MAX)
+ 1,000
tAC (MIN)
+ 2,000
2.5 x
tCK +
tAC (MAX)
+ 1,000
ps
ODT to power-down entry latency
t
ANPD
3333
tCK
37
ODT power-down exit latency
t
AXPD
8888
tCK
37
ODT enable from MRS command
t
MOD
12
ns
37, 49
Power
Down
Exit active power-down to READ command, MR[bit12=0]
t
XARD
2222
tCK
37
Exit active power-down to READ command, MR[bit12=1]
t
XARDS 7 - AL
7 - AL
6 - AL
37
Exit precharge power-down to any non-READ command.
t
XP
2222
tCK
37
CKE minimum high/low time
t
CKE
3333
tCK
32, 37
Note:
AC specication is based on
MICRON components. Other DRAM manufactures specications may be different.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| W3HG128M64EEU806D4SG | 128M X 64 DDR DRAM MODULE, 0.45 ns, ZMA200 |
| W3HG128M64EEU665D4ISG | 128M X 64 DDR DRAM MODULE, 0.45 ns, ZMA200 |
| W3HG128M72AEF665F1SAG | DDR DRAM MODULE, DMA240 |
| W3HG128M72AEF534F1GBG | DDR DRAM MODULE, DMA240 |
| W3HG128M72AEF665F1GCG | DDR DRAM MODULE, DMA240 |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| W3HG128M64EEU534D4XXG | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1GB - 128Mx64 DDR2 SDRAM UNBUFFERED, SO-DIMM |
| W3HG128M64EEU665D4XXG | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1GB - 128Mx64 DDR2 SDRAM UNBUFFERED, SO-DIMM |
| W3HG128M64EEU806D4XXG | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1GB - 128Mx64 DDR2 SDRAM UNBUFFERED, SO-DIMM |
| W3HG128M64EEU-D4 | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1GB - 128Mx64 DDR2 SDRAM UNBUFFERED, SO-DIMM |
| W3HG128M64EEUXXXD4IMG | 制造商:WEDC 制造商全稱:White Electronic Designs Corporation 功能描述:1GB - 128Mx64 DDR2 SDRAM UNBUFFERED, SO-DIMM |
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。