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K4C89183AF
- 6 -
REV. 0.7 Jan. 2005
Block Diagram
CLK
CLK
PD
DLL
CLOCK
BUFFER
COMMAND
DECODER
CS
FN
CONTROL
SIGNAL
GENERATOR
ADDRESS
BUFFER
MODE
REGISTER
UPPER ADDRESS
LATCH
LOWER ADDRESS
LATCH
COLUMN DECODER
R
BANK #3
BANK #2
BANK #1
BANK #0
MEMORY
CELL
ARRAY
D
C
C
BURST
COUNTER
READ
DATA
BUFFER
WRITE
DATA
BUFFER
DQ BUFFER
A0 ~ A14
BA0, BA1
REFRESH
COUNTER
WRITE ADDRESS
LATCH
ADDRESS
COMPARATOR
DS
QS
DQ0 ~ DQ17
To Each Block
Note :
The K4C89183AD configuration is 4 Bank of 32768 x 128 x 18 of cell array with the DQ pins numbered DQ0~DQ17.