W9864G6JH-6 Block diagram
CLK
CLOCK
BUFFER
CKE
CS
RAS
COMMAND
CAS
DECODER
WE
A10
A0
ADDRESS
A9
BUFFER
BS0
BS1
REFRESH
COUNTER
CONTROL
SIGNAL
GENERATOR
COLUMN DECODER
MODE
REGISTER
SENSE AMPLIFIER
COLUMN
COUNTER
COLUMN DECODER
SENSE AMPLIFIER
NOTE:
The cell array configuration is 2048 * 256 * 32
CELL ARRAY
BANK #0
DATA CONTROL
CIRCUIT
CELL ARRAY
BANK #2
Publication Release Date: Aug. 28, 2009
- 6 -
159
COLUMN DECODER
CELL ARRAY
BANK #1
SENSE AMPLIFIER
DQ0
DQ
BUFFER
DQ31
DQM0~3
COLUMN DECODER
CELL ARRAY
BANK #3
SENSE AMPLIFIER
Revision A03