W9812G6JH Datasheet, PDF (6/42 Pages) Winbond – 2M × 4 BANKS × 16 BITS SDRAM

6. BLOCK DIAGRAM
CLK
CKE
CLOCK
BUFFER
CS
RAS
CAS
WE
COMMAND
DECODER
CONTROL
SIGNAL
GENERATOR
A10
A0
A9
A11
BS0
BS1
ADDRESS
BUFFER
MODE
REG ISTER
REFRESH
COUNTER
COLUMN
COUNTER
COLUMN DECODER
R
O
W
D
E
CELL ARRAY
C
BANK #0
O
D
E
R
SENSE A MPLIFIER
DATA CONTROL
CIRCUIT
COLUMN DECODER
R
O
W
D ^{CELL ARRAY}
E
C
BANK #2
O
D
E
R
SEN SE AM PLIFIER
W9812G6JH
COLUMN DECODER
R
O
W
D
E
CELL ARRAY
C
O
BANK #1
D
E
R
SENSE A MPLIFIER
DMn
DQ
BUFFER
DQ0
DQ15
UDQM
LDQM
COLUMN DECODER
R
O
W
D
CELL ARRAY
E
C
BANK #3
O
D
E
R
SEN SE AM PLIFIE R
Note: The cell array configuration is 4096 * 512 * 16.
Publication Release Date: Sep. 08, 2010
-6-
Revision A04