W9751G6JB-3 Winbond, W9751G6JB-3 Datasheet - Page 76

• Manufacturer Part Number: W9751G6JB-3
• Manufacturer: Winbond
• Type: DDR2 SDRAMr

Specifications of W9751G6JB-3

• Organization: 32Mx16
• Density: 512Mb
• Address Bus: 14b
• Access Time (max): 450ps
• Maximum Clock Rate: 667MHz
• Operating Supply Voltage (typ): 1.8V
• Package Type: WBGA
• Operating Temp Range: 0C to 85C
• Operating Supply Voltage (max): 1.9V
• Operating Supply Voltage (min): 1.7V
• Supply Current: 150mA
• Pin Count: 84
• Mounting: Surface Mount
• Operating Temperature Classification: Commercial
• Lead Free Status / RoHS Status: Compliant

10.16 Burst read operation followed by precharge: RL=4 (AL=1, CL=3, BL=4, t
10.17 Burst read operation followed by precharge: RL=4 (AL=1, CL=3, BL=8, t
CLK/CLK
CLK/CLK
CMD
DQS,
DQS
DQ's
≤ 2clks)
≤ 2clks)
CMD
DQS,
DQS
DQ's
first 4-bit prefetch
T0
Post CAS
READ A
Post CAS
T0
READ A
AL = 1
AL = 1
T1
T1
NOP
NOP
≥ t
≥ t
RL = 4
RAS
RTP
second 4-bit prefetch
AL+BL/2 clks
AL + BL/2 clks
RL = 4
T2
T2
NOP
CL = 3
NOP
CL = 3
T3
Precharge
T3
NOP
- 76 -
T4
T4
NOP
≥ t
Dout
NOP
Dout
A0
RTP
A0
Dout
Dout
A1
A1
Precharge
T5
≥ t
T5
RP
NOP
Dout
Dout
A2
Publication Release Date: Jun. 18, 2010
A2
Dout
Dout
A3
A3
T6
T6
NOP
NOP
Dout
A4
Dout
W9751G6JB
A5
T7
T7
Activate
Bank A
NOP
Dout
A6
Dout
A7
Revision A03
T8
T8
NOP
NOP
RTP
RTP