W631GG6KB View Datasheet(PDF) - Winbond
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View to exact match
W631GG6KB Datasheet PDF : 158 Pages
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W631GG6KB
CK#
CK
Command*3
Address*4
DQS, DQS#
T0
READ
Bank
Col n
T1
NOP
T2
NOP
tCCD
T3
T4
T5
T6
NOP
READ
Bank
Col b
NOP
NOP
tRPRE
T7
T8
NOP
NOP
tRPST
DQ*2
RL = 6
Dout
n
Dout
n+1
Dout
n+2
RL = 6
Dout
n+3
NOTES: 1. BC4, RL = 6 (CL = 6, AL = 0)
2. Dout n (or b) = data-out from column n (or column b).
3. NOP commands are shown for ease of illustration; other commands may be valid at these times.
4. BC4 setting activated by either MR0 A[1:0] = 10 or MR0 A[1:0] = 01 and A12 = 0 during READ commands at T0 and T4.
T9
T10
T11
T12
T13
NOP
NOP
NOP
NOP
NOP
tRPRE
tRPST
Dout
b
Dout
b+1
Dout
b+2
Dout
b+3
TRANSITIONING DATA
T14
NOP
DON'T CARE
Figure 31 – READ (BC4) to READ (BC4)
CK#
CK
Command*3
Address*4
DQS, DQS#
DQ*2
T0
T1
T3
T4
T5
T6
T7
T8
T9
T10
READ
Bank
Col n
NOP
NOP
NOP
READ to WRITE Command Delay = RL + tCCD + 2tCK - WL
NOP
NOP
tRPRE
WRITE
Bank
Col b
NOP
NOP
NOP
tRPST
RL = 6
Dout
n
Dout
n+1
Dout
n+2
Dout
n+3
Dout
n+4
Dout
n+5
Dout
n+6
Dout
n+7
WL = 5
T11
T12
T13
T14
T15
T16
NOP
NOP
tWPRE
NOP
NOP
4 clocks
NOP
NOP
tWR
tWTR
tWPST
Din
Din
Din
Din
Din
Din
Din
Din
b
b+1
b+2
b+3
b+4
b+5
b+6
b+7
NOTES: 1. BL8, RL = 6 (CL = 6, AL = 0), WL = 5 (CWL = 5, AL = 0)
2. Dout n = data-out from column, Din b = data-in from column b.
3. NOP commands are shown for ease of illustration; other commands may be valid at these times.
4. BL8 setting activated by either MR0 A[1:0] = 00 or MR0 A[1:0] = 01 and A12 = 1 during READ command at T0 and WRITE command at T7.
TIME BREAK
TRANSITIONING DATA
DON'T CARE
Figure 32 – READ (BL8) to WRITE (BL8)
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Publication Release Date: Feb. 27, 2013
Revision A04
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