Data Sheet.
HY[B/E]18L512160BF-7.5
512-Mbit Mobile-RAM
FIGURE 28
Random WRITE Bursts
#,+
#OMMAND
!DDRESS
$1
./0
72)4%
72)4%
72)4%
72)4%
./0
./0
./0
./0
"A !ꢀ
#OL N
"A !ꢀ
#OL A
"A !ꢀ
#OL X
"A !ꢀ
#OL M
$) N
$) A
$) X
$) M
$) Mꢆꢇ
$) Mꢆꢈ
$) Mꢆꢅ
ꢂ $ONgT #ARE
"A !ꢀ #OL N ETCꢁ ꢂ "ANK !ꢀ #OLUMN N ETCꢁ
$) N ETCꢁ ꢂ $ATA )N TO COLUMN N ETCꢁ
"URST ,ENGTH ꢂ ꢃ IN THE CASE SHOWNꢄ BURSTS ARE TERMINATED BY CONSECUTIVE 72)4% COMMANDSꢁ
ꢅ SUBSEQUENT ELEMENTS OF $ATA )N ARE PROVIDED IN THE PROGRAMMED ORDER FOLLOWING $) M ꢁ
Non-consecutive WRITE bursts are shown in Figure 29.
FIGURE 29
Non-Consecutive WRITE Bursts
#,+
#OMMAND
!DDRESS
$1
./0
72)4%
./0
./0
./0
./0
72)4%
./0
./0
"A !ꢀ
#OL N
"A !ꢀ
#OL B
$) N
$) Nꢇꢈ
$) Nꢇꢉ
$) Nꢇꢆ
$) B
$) Bꢇꢈ
$) Bꢇꢉ
ꢃ $ONgT #ARE
"A !ꢀ #OL N ꢁBꢂ ꢃ "ANK !ꢀ #OLUMN N ꢁBꢂ
$) N ꢁBꢂ ꢃ $ATA )N TO COLUMN N ꢁBꢂ
"URST ,ENGTH ꢃ ꢄ IN THE CASE SHOWNꢅ
ꢆ SUBSEQUENT ELEMENTS OF $ATA )N ARE PROVIDED IN THE PROGRAMMED ORDER FOLLOWING $) N ꢁBꢂꢅ
Rev. 1.22, 2006-12
01132005-06IU-IGVM
31
QIMONDA [ QIMONDA AG ]
