w942508ch Winbond Electronics Corp America, w942508ch Datasheet - Page 7

• Manufacturer Part Number: w942508ch
• Description: 8m X 4 Banks X 8 Bit Ddr Sdram
• Manufacturer: Winbond Electronics Corp America

6. BLOCK DIAGRAM
CLK
CLK
CKE
RAS
CAS
BA1
BA0
A10
A11
A12
WE
CS
A0
A9
REFRESH
COUNTER
BUFFER
CLOCK
DLL
COMMAND
DECODER
ADDRESS
BUFFER
COLUMN
COUNTER
GENERATOR
REGISTER
CONTROL
MODE
SIGNAL
NOTE:
The cell array configuration is 8912 * 1024 * 8
COLUMN DECODER
COLUMN DECODER
SENSE AMPLIFIER
SENSE AMPLIFIER
CELL ARRAY
BANK #2
CELL ARRAY
BANK #0
PREFETCH REGISTER
DATA CONTROL
- 7 -
CIRCUIT
Publication Release Date: May 21, 2003
COLUMN DECODER
COLUMN DECODER
SENSE AMPLIFIER
SENSE AMPLIFIER
CELL ARRAY
W942508CH
CELL ARRAY
BANK #3
BANK #1
DQ
BUFFER
Revision A3
DQS
DM
DQ0
DQ7