W971GG6JB-25 Winbond Electronics, W971GG6JB-25 Datasheet - Page 83

• 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

10.27 Burst write with Auto-precharge (WR + t
10.28 Self Refresh Timing
CLK/CLK
DQS,
DQS
CMD
DQ's
CKE
ODT
CMD
CLK
CLK
T0
WRA Bank A
T0
Post CAS
t
CH
A10 = 1
t
CK
t
CL
T1
WL = RL - 1 = 4
T3
NOP
t
IS
V
T2
IL(ac)
DIN
A0
T4
t
NOP
AOFD
T3
DIN
A1
DIN
T4
T5
A2
NOP
t
Completion of the Burst Write
RP
V
V
IH(ac)
IL(ac)
DIN
A3
t
t
Refresh
V
IS
IS
IL(ac)
Self
T5
- 83 -
t
IH
T6
t
IH
NOP
V
V
IH(dc)
IL(dc)
T6
RP
Limit): WL=4, WR=2, BL=4, t
T7
NOP
≥ WR
≥ t
RC
Publication Release Date: Mar. 28, 2011
Auto-precharge Begins
V
IH(ac)
tIS
t
T8
IH
NOP
Tm
NOP
≥ t
XSNR
W971GG6JB
Non-Read
Command
t
RP min.
T9
NOP
≥ t
XSRD
NOP
Revision A07
T11
Activate
Bank A
Command
RP
Read
t
=3
IH
Tn