參數(shù)資料
型號: HYB25D128800ATL-8
廠商: INFINEON TECHNOLOGIES AG
英文描述: 128 Mbit Double Data Rate SDRAM
中文描述: 128兆雙倍數(shù)據(jù)速率SDRAM
文件頁數(shù): 39/79頁
文件大?。?/td> 2596K
代理商: HYB25D128800ATL-8
HYB25D128[400/800/160]A-[6/7/8]
128Mbit Double Data Rate SDRAM
Functional Description
Data Sheet
39
Rev. 1.06, 2004-01
09192003-LFQ1-R60G
Figure 24
Write to Read: Nominal DQSS, Interrupting (CAS Latency = 2; Burst Length = 8)
T1
T2
T3
T4
T5
T6
t
DQSS
(nom)
NOP
NOP
NOP
Read
Write
NOP
DI a-b = data in for bank a, column b.
An interrupted burst is shown, 4 data elements are written.
3 subsequent elements of data in are applied in the programmed order following DI a-b.
t
WTR
is referenced from the first positive CK edge after the last desired data in pair.
The Read command masks the last 2 data elements in the burst.
A10 is Low with the Write command (Auto Precharge is disabled).
The Read and Write commands are not necessarily to the same bank.
1 = These bits are incorrectly written into the memory array if DM is low.
DI a-b
CK
CK
Command
Address
DQS
DQ
DM
Don’t Care
BAa, COL b
BAa, COL n
t
WTR
CL = 2
1
1
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