參數(shù)資料
型號(hào): IBMN625804GT3B
廠商: IBM Microeletronics
英文描述: 256Mb Double Data Rate Synchronous DRAM(256M位雙數(shù)據(jù)速率同步動(dòng)態(tài)RAM)
中文描述: 256MB雙數(shù)據(jù)速率同步DRAM(256M位雙數(shù)據(jù)速率同步動(dòng)態(tài)RAM)的
文件頁數(shù): 73/79頁
文件大小: 1328K
代理商: IBMN625804GT3B
I
I
P
2
2
1
U
P
W
NOP commands are shown for ease of illustration; other valid commands may be possible at these times.
ACT = Active; RA = Row address; BA = Bank address.
t
IH
t
WPST
t
DQSL
t
IH
t
IS
t
IH
t
IS
EN AP
t
IH
t
IS
t
IH
t
IS
t
IS
t
RP
t
CL
t
CH
t
CK
NOP
NOP
NOP
NOP
NOP
NOP
ACT
NOP
BA x
BA
NOP
Write
COL n
RA
RA
VALID
DIn = Data in for column n.
3 subsequent elements of data in are applied in the programmed order following DIn.
EN AP = Enable Auto Precharge.
CK
CK
CKE
Command
A10
BA0, BA1
DQS
DQ
DM
t
WR
t
DQSS
t
WPRES
t
DQSH
Don’t Care
VALID
VALID
A0-A9, A11, A12
t
DAL
t
DQSS
= min.
t
DSH
t
WPRE
DIn
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