W972GG6JB
10.19 Burst read operation followed by precharge: RL=4 (AL=0, CL=4, BL=8, t RTP
> 2clks)
T0
T1
T2
T3
T4
T5
T6
T7
T8
CLK/CLK
CMD
Post CAS
READ A
NOP
NOP
NOP
NOP
Precharge
NOP
NOP
Bank A
Activate
AL + BL/2 + max(RTP, 2) - 2 clks
DQS,
DQS
AL = 0
CL = 4
RL = 4
≥ t RP
DQ's
Dout
A0
Dout
A1
Dout
A2
Dout
A3
Dout
A4
Dout
A5
Dout
A6
Dout
A7
≥ t RAS
≥ t RTP
first 4-bit prefetch
second 4-bit prefetch
10.20 Burst write operation followed by precharge: WL = (RL-1) = 3
T0
T1
T2
T3
T4
T5
T6
T7
T8
CLK/CLK
CMD
Post CAS
WRITE A
NOP
NOP
NOP
NOP
NOP
NOP
NOP
Precharge
Completion of the Burst Write
≥ t WR
DQS,
DQS
WL = 3
DQ's
DIN
A0
DIN
A1
DIN
A2
DIN
A3
Publication Release Date: Nov. 29, 2011
- 79 -
Revision A02
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