W989D6CB Datasheet, PDF (6/67 Pages) Winbond – 512Mb Mobile LPSDR

5. BLOCK DIAGRAM
CLK
CLOCK
BUFFER
CKE
CS
RAS
CAS
WE
COMMAND
DECODER
CONTROL
SIGNAL
GENERATOR
A10
A0
An
BA0
BA1
ADDRESS
BUFFER
MODE
REGISTER
REFRESH
COUNTER
COLUMN
COUNTER
COLUMN DECODER
R
O
W
D
E
CELL ARRAY
C
O
BANK #0
R
D
E
R
SENSE AMPLIFIER
DATA CONTROL
CIRCUIT
COLUMN DECODER
R
O
W
D
CELL ARRAY
E
C
O
BANK #2
R
D
E
R
SENSE AMPLIFIER
W989D6CB / W989D2CB
512Mb Mobile LPSDR
COLUMN DECODER
R
O
W
D
E
CELL ARRAY
C
O
BANK #1
R
D
E
R
SENSE AMPLIFIER
DMn
DQ
BUFFER
DQ0 – DQn
DQM
COLUMN DECODER
R
O
W
D
CELL ARRAY
E
C
BANK #3
O
R
D
E
R
SENSE AMPLIFIER
Publication Release Date: Sep, 22, 2011
-6-
Revision A01-005