參數(shù)資料
型號: K4N56163QF-GC30
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 256Mbit gDDR2 SDRAM
中文描述: 片256Mbit GDDR2 SDRAM的
文件頁數(shù): 51/73頁
文件大?。?/td> 1262K
代理商: K4N56163QF-GC30
- 51 -
Rev 1.6 (Apr. 2005)
256M gDDR2 SDRAM
K4N56163QF-GC
Example 5: Burst Read Operation Followed by Precharge:
RL = 4, AL = 0, CL = 4, BL = 8, t
RTP
> 2 clocks
CMD
NOP
NOP
NOP
NOP
DQ’s
Precharge A
CK/CK
DOUT A
0
DOUT A
1
DOUT A
2
DOUT A
3
READ A
Post CAS
AL = 0
CL =4
RL = 4
DQS
Activate
Bank A
> = t
RP
NOP
NOP
> = t
RAS
T0
T2
T1
T3
T4
T5
T6
T7
T 8
AL + 2 Clks + max{tRTP;2 tCK}*
* : rounded to next integer
DOUT A
4
DOUT A
5
DOUT A
6
DOUT A
8
first 4-bit prefetch
second 4-bit prefetch
> = t
RTP
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