W9725G6JB-25 Winbond Electronics, W9725G6JB-25 Datasheet - Page 78

• Manufacturer Part Number: W9725G6JB-25
• Description: IC DDR2-800 SDRAM 256MB 84WBGA
• Manufacturer: Winbond Electronics

Specifications of W9725G6JB-25

• Format - Memory: RAM
• Memory Type: DDR2 SDRAM
• Memory Size: 256M (16Mx16)
• Speed: 2.5ns
• Interface: Parallel
• Voltage - Supply: 1.7 V ~ 1.9 V
• Operating Temperature: 0°C ~ 85°C
• Package / Case: 84-WBGA
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

10.20 Burst read operation followed by precharge: RL=4 (AL=0, CL=4, BL=8, t
10.21 Burst write operation followed by precharge: WL = (RL-1) = 3
CLK/CLK
CMD
DQS,
DQS
DQ's
> 2clks)
Post CAS
T0
WRITE A
T1
NOP
WL = 3
T2
NOP
DIN
A0
T3
NOP
DIN
A1
- 78 -
DIN
T4
A2
NOP
DIN
A3
T5
NOP
Completion of the Burst Write
Publication Release Date: Mar. 10, 2010
T6
NOP
≥ t
WR
W9725G6JB
T7
NOP
Revision A01
Precharge
T8
RTP