W9725G6KB25I-TR Datasheet, PDF (78/87 Pages) Winbond – 4M X 4 BANKS X 16 BIT DDR2 SDRAM

W9725G6KB
11.17 Burst read operation followed by precharge: RL=5 (AL=2, CL=3, BL=4,
tRTP ≤ 2clks)
T0
T1
T2
T3
T4
T5
T6
T7
T8
CLK/CLK
CMD
Post CAS
READ A
NOP
NOP
AL + BL/2 clks
NOP
Precharge
DQS,
DQS
DQ's
AL = 2
RL = 5
CL = 3
≥ tRAS
≥ tRTP
NOP
≥ tRP
NOP
Bank A
Activate
Dout Dout Dout Dout
A0 A1 A2 A3
CL = 3
NOP
11.18 Burst read operation followed by precharge: RL=6 (AL=2, CL=4, BL=4,
tRTP ≤ 2clks)
T0
T1
T2
T3
T4
T5
T6
T7
T8
CLK/CLK
CMD
Post CAS
READA
NOP
NOP
AL + BL/2 clks
NOP
Precharge
DQS,
DQS
DQ's
AL = 2
RL = 6
CL = 4
≥ tRAS
≥ tRTP
NOP
NOP
≥ tRP
Bank A
Activate
NOP
CL = 4
Dout Dout Dout Dout
A0 A1 A2 A3
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Publication Release Date: Sep. 03, 2012
Revision A03