W971GG6JB-25 Winbond Electronics, W971GG6JB-25 Datasheet - Page 85

• Manufacturer Part Number: W971GG6JB-25
• Description: IC DDR2-800 SDRAM 1GB 84-WBGA
• Manufacturer: Winbond Electronics

Specifications of W971GG6JB-25

• Format - Memory: RAM
• Memory Type: DDR2 SDRAM
• Memory Size: 1G (64M x 16)
• 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
• Other names: Q5804012

10.31 Clock frequency change in precharge Power Down mode
CLK
CLK
CMD
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
- 85 -
Stable new clock
before power down exit
T
Y+1
t
IS
NOP
T
Y+2
Publication Release Date: Mar. 28, 2011
T
NOP
t
Y+3
XP
RESET
T
DLL
Y+4
W971GG6JB
200 Clocks
NOP
ODT is off during
DLL RESET
Valid
T
Revision A07
z
t
IH