W9751G6KB WINBOND [Winbond], W9751G6KB Datasheet - Page 79

• Manufacturer Part Number: W9751G6KB
• Description: 8M ? 4 BANKS ? 16 BIT DDR2 SDRAM
• Manufacturer: WINBOND [Winbond]

10.19 Burst read operation followed by precharge: RL=4 (AL=0, CL=4, BL=8, t
10.20 Burst write operation followed by precharge: WL = (RL-1) = 3
CLK/CLK
CLK/CLK
DQS,
DQS
CMD
DQ's
CMD
DQS,
DQS
DQ's
> 2clks)
Post CAS
T0
AL = 0
READ A
Post CAS
T0
WRITE A
first 4-bit prefetch
T1
T1
NOP
NOP
CL = 4
RL = 4
WL = 3
AL + BL/2 + max(RTP, 2) - 2 clks
T2
T2
NOP
second 4-bit prefetch
NOP
≥ t
RAS
T3
DIN
A0
T3
NOP
NOP
≥ t
DIN
A1
RTP
- 79 -
T4
DIN
T4
A2
NOP
Dout
NOP
A0
DIN
A3
Dout
A1
Precharge
T5
T5
Dout
NOP
A2
Completion of the Burst Write
Publication Release Date: Dec. 09, 2011
Dout
A3
T6
T6
NOP
Dout
NOP
A4
≥ t
≥ t
WR
Dout
W9751G6KB
A5
RP
T7
T7
NOP
Dout
NOP
A6
Dout
A7
Revision A01
T8
Activate
Precharge
Bank A
T8
RTP