W632GU8KB Datasheet, PDF (71/160 Pages) Winbond – 32M X 8 BANKS X 8 BIT DDR3L SDRAM

W632GU8KB
CK#
CK
Command
CKE
T0
T1
WRITE
NOP
Ta0
Ta1
Ta2
Ta3
Ta4
Ta5
Ta6
Ta7
Tb0
Tb1
Tb2
Tc0
Tc1
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
tCPDED
tIS
NOP
VALID
VALID
Address
Bank
Col n
A10
DQS, DQS#
DQ BL8
DQ BC4
WL = AL + CWL
WR^*1
Din
Din
Din
Din
Din
Din
Din
Din
b
b+1 b+2 b+3 b+4 b+5 b+6 b+7
Din
Din
Din
Din
b
b+1 b+2 b+3
Start Internal
Precharge
tWRAPDEN
tPD
Power-Down
Entery
VALID
TIME BREAK
TRANSITIONING DATA
Note:
1. tWR is programmed through MR0.
Figure 61 – Power-Down Entry after Write with Auto Precharge
DON'T CARE
CK#
CK
Command
CKE
T0
T1
WRITE
NOP
Ta0
Ta1
Ta2
Ta3
Ta4
Ta5
Ta6
Ta7
Tb0
Tb1
Tb2
Tc0
Tc1
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
NOP
tCPDED
tIS
NOP
VALID
VALID
Address
Bank
Col n
A10
DQS, DQS#
DQ BL8
WL = AL + CWL
tWR
Din
Din
Din
Din
Din
Din
Din
Din
b
b+1 b+2 b+3 b+4 b+5 b+6 b+7
VALID
tPD
DQ BC4
Din
Din
Din
Din
b
b+1 b+2 b+3
tWRPDEN
Power-Down
Entery
TIME BREAK
TRANSITIONING DATA
DON'T CARE
Figure 62 – Power-Down Entry after Write
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Publication Release Date: Jan. 20, 2015
Revision: A05