W9751G6JB-3 Winbond, W9751G6JB-3 Datasheet - Page 84

• 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

10.32 Clock frequency change in precharge Power Down mode
CMD
CLK
CLK
CKE
ODT
T0
t
AOFD
t
RP
NOP
T1
Minimum 2 clocks
required before
changing frequency
t
IS
NOP
T2
T4
Frequency change
Occurs here
T
X
T
X+1
T
Y
- 84 -
Stable new clock
before power down exit
T
Y+1
t
IS
NOP
T
Y+2
Publication Release Date: Jun. 18, 2010
T
NOP
t
Y+3
XP
RESET
T
DLL
Y+4
200 Clocks
W9751G6JB
NOP
ODT is off during
DLL RESET
Valid
T
Revision A03
z
t
IH