參數(shù)資料
型號: MT46V8M8
廠商: Micron Technology, Inc.
英文描述: 2 Meg x 8 x 4 banks DDR SDRAM(2 M x 8 x 4組,雙數(shù)據(jù)速率同步動態(tài)RAM)
中文描述: 2梅格× 8 × 4銀行DDR SDRAM內存(2米× 8 × 4組,雙數(shù)據(jù)速率同步動態(tài)RAM)的
文件頁數(shù): 24/69頁
文件大?。?/td> 2369K
代理商: MT46V8M8
24
64Mb: x4, x8, x16 DDR SDRAM
64Mx4x8x16DDR_B.p65
Rev. B; Pub. 10/00
Micron Technology, Inc., reserves the right to change products or specifications without notice.
2000, Micron Technology, Inc.
64Mb: x4, x8, x16
DDR SDRAM
Figure 12
READ to WRITE
CK
CK#
COMMAND
READ
BST
7
NOP
NOP
NOP
ADDRESS
Bank,
Col
n
WRITE
Bank,
Col
b
T0
T1
T2
T3
T2n
T4
T5
T4n
T5n
NOTE
: 1. DO
n
= data-out from column
n
.
2. DI
b
= data-in from column
b
.
3. Burst length = 4 in the cases shown (applies for bursts of 8 as well; if the burst length is 2,
the BST command shown can be NOP).
4. One subsequent element of data-out appears in the programmed order following DO
n.
5. Data-in elements are applied following DI
b
in the programmed order
.
6. Shown with nominal
t
AC,
t
DQSCK, and
t
DQSQ.
7. BST = BURST TERMINATE command, page remains open.
CL = 2
DQ
DQS
DM
t
(MIN)
DQSS
DI
b
CK
CK#
COMMAND
READ
BST
7
NOP
WRITE
NOP
ADDRESS
Bank
a
,
Col
n
NOP
T0
T1
T2
T3
T2n
T4
T5
T5n
CL = 2.5
DQ
DQS
DO
n
DM
t
(MIN)
DQSS
DI
b
DON
T CARE
TRANSITIONING DATA
DO
n
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