参数资料
型号: NT5DS64M4AW-7K
厂商: Electronic Theatre Controls, Inc.
英文描述: 256Mb Double Data Rate SDRAM
中文描述: 256MB双数据速率SDRAM
文件页数: 32/78页
文件大小: 1534K
代理商: NT5DS64M4AW-7K
NT5DS64M4AT NT5DS64M4AW
NT5DS32M8AT NT5DS32M8AW
256Mb Double Data Rate SDRAM
REV 1.1
12/2001
32
NANYA TECHNOLOGY CORP
. All rights reserved.
NANYA TECHNOLOGY CORP. reserves the right to change Products and Specifications without notice.
Write Burst (Burst Length = 4)
T1
T2
T3
T4
t
DQSS
(max)
NOP
NOP
NOP
Write
DI a-b = data in for bank a, column b.
3 subsequent elements of data in are applied in the programmed order following DI a-b.
A non-interrupted burst is shown.
A10 is Low with the Write command (Auto Precharge is disabled).
QFC is an open drain driver. Its output high level is achieved through an externally connected pull up resistor connected to V
DDQ
.
CK
CK
Command
Address
DQS
DQ
DM
Don’t Care
Maximum D
QSS
BA a, COL b
T1
T2
T3
T4
t
DQSS
(min)
NOP
NOP
NOP
Write
CK
CK
Command
Address
DQS
Minimum D
QSS
BA a, COL b
DQ
DM
Dla-b
Dla-b
QFC
t
QCSW
(max)
t
QCHW
(min)
(Optional)
QFC
t
QCSW
(max)
t
QCHW
(max)
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