參數(shù)資料
型號: K4J55323QF-GC16
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 256Mbit GDDR3 SDRAM
中文描述: 片256Mbit GDDR3 SDRAM的
文件頁數(shù): 28/49頁
文件大?。?/td> 1027K
代理商: K4J55323QF-GC16
- 28 -
256M GDDR3 SDRAM
K4J55323QF-GC
Rev 1.8 (Apr. 2005)
Random READ Accesses
DON’T CARE
TRANSITIONING DATA
NOTE
:
NOP
NOP
READ
NOP
NOP
READ
T0
T1
T2
T8
T8n
T9
T10
/CK
CK
COMMAND
ADDRESS
RDQS
DQ
Bank a,
Col n
CL = 8
DO
n
Bank a,
Col b
T10n
T9n
DO
b
DO
n
DO
n
DO
n
NOP
NOP
READ
NOP
NOP
READ
T0
T1
T7
T8
T8n
T9
T10
/CK
CK
RDQS
DQ
Bank a,
Col n
CL = 8
Bank a,
Col b
T10n
T9n
COMMAND
ADDRESS
1. DO
n
(or
x
or
b
or
g
) = data-out from column
n
(or column
x
or column
x
or column
b
or column
g
).
2. Burst length = 4
3.
n
’ or x or
b
’ or
g
’ indicates the next data-out following DO
n
or DO
x
or DO
b
OR DO
g
, respectively
4. READs are to an active row in any bank.
5. Shown with nominal t
AC
and t
DQSQ.
6. RDQS will start driving high one half-clock cycle prior to the first falling edge of RDQS.
~~
~~
~~
~~
~~
~~
DO
n
DO
n
DO
n
DO
n
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