參數(shù)資料
型號: K4N51163QC-ZC2A
廠商: SAMSUNG SEMICONDUCTOR CO. LTD.
英文描述: 512Mbit gDDR2 SDRAM
中文描述: 512MB的GDDR2 SDRAM的
文件頁數(shù): 44/64頁
文件大?。?/td> 1420K
代理商: K4N51163QC-ZC2A
- 44 -
Rev 1.5 Oct. 2005
512M gDDR2 SDRAM
K4N51163QC-ZC
Example 2: Burst Read Operation Followed by Precharge:
RL = 4, AL = 1, CL = 3, BL = 8, t
RTP
<= 2 clocks
CMD
NOP
NOP
NOP
NOP
DQ’s
NOP
CK/CK
DOUT A
0
DOUT A
1
DOUT A
2
DOUT A
3
READ A
Post CAS
RL =4
DQS
Precharge A
NOP
T0
T2
T1
T3
T4
T5
T6
T7
T 8
AL + BL/2 clks
AL = 1
CL = 3
> = t
RTP
DOUT A
4
DOUT A
5
DOUT A
6
DOUT A
8
first 4-bit prefetch
second 4-bit prefetch
NOP
Example 3: Burst Read Operation Followed by Precharge :
RL = 5, AL = 2, CL = 3, BL = 4, t
RTP
<= 2 clocks
DQ’s
CK/CK
DOUT A
0
DOUT A
1
DOUT A
2
DOUT A
3
AL = 2
CL =3
RL =5
DQS
> = t
RP
CL =3
> = t
RAS
T0
T2
T1
T3
T4
T5
T6
T7
T 8
AL + BL/2 clks
> = t
RTP
CMD
NOP
NOP
NOP
NOP
Precharge A
READ A
Posted CAS
Activate
Bank A
NOP
NOP
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