W989D6DB Datasheet, PDF (9/64 Pages) Winbond – Standard Self Refresh Mode

6. BLOCK DIAGRAM
CLK
CKE
CS
RAS
CAS
WE
CLOCK
BUFFER
COMMAND
DECODER
CONTROL
SIGNAL
GENERATOR
A10
A0
MODE
REGISTER
ADDRESS
An
BUFFER
BA0
BA1
REFRESH
COUNTER
COLUMN
COUNTER
W989D6DB / W989D2DB
COLUMN
DECODER
CELL ARRAY
BANK #0
SENSE AMPLIFIER
DATA CONTROL
CIRCUIT
COLUMN
DECODER
CELL ARRAY
BANK #2
SENSE AMPLIFIER
COLUMN
DECODER
CELL ARRAY
BANK #1
SENSE AMPLIFIER
DQ
BUFFER
DQ0
DQn
DQM
COLUMN
DECODER
CELL ARRAY
BANK #3
SENSE AMPLIFIER
Publication Release Date: Mar. 19, 2014
-9-
Revision: A01-001