参数资料
型号: V58C2256404SHUR5
厂商: PROMOS TECHNOLOGIES INC
元件分类: DRAM
英文描述: 64M X 4 DDR DRAM, PBGA60
封装: ROHS COMPLIANT, MO-233, FBGA-60
文件页数: 52/60页
文件大小: 1125K
代理商: V58C2256404SHUR5
56
V58C2256(804/404/164)SH Rev. 1.1 July 2010
ProMOS TECHNOLOGIES
V58C2256(804/404/164)SH
Figure 46 - WRITE - WITH AUTO PRECHARGE
CK
/CK
COMMAND
NOP
WRITE
CKE
Col
n
RA
A10
BA0, BA1
Bank
x
BA
DON'T CARE
DI
n = Data In for column n
Burst Length = 4 in the case shown
3 subsequent elements of Data In are applied in the programmed order following DI
n
EN AP = Enable Autoprecharge
ACT = ACTIVE, RA = Row Address, BA = Bank Address
NOP commands are shown for ease of illustration; other valid commands may be possible at these times
NOP
VALID
ACT
NOP
EN AP
tCK
tCH
tCL
tIS
tIH
tIS
tIH
tDAL
RA
VALID
tIH
x4:A0-A9
x8:A0-A8
x16:A0-A7
x4:A11
x8:A9, A11
x16:A8, A9, A11
DQ
DM
DQS
DI
n
t
tDQSS
t
Case 1:
tDQSS = min
Case 2:
tDQSS = max
DQ
DM
DQS
DI
n
t
tDQSS
t
WPST
DQSH
DQSL
tWPRES
WPST
DQSH
DQSL
WPRE
WPRES
tWPRE
tDSS
tDSH
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