BBK DV963SM, Service Manual

Page: 19 / 43

IC42S16101
Integrated Circuit Solution Inc.
DR025-0B 04/15/2002
FUNCTIONAL BLOCK DIAGRAM
CLK
CKE
CS
RAS
CAS
WE
A11
A9
A8
A7
A6
A5
A4
A3
A2
A1
A0
A10
COMMAND
DECODER
&
CLOCK
GENERATOR
MODE
REGISTER
REFRESH
CONTROLLER
REFRESH
COUNTER
SELF
REFRESH
CONTROLLER
ROW
ADDRESS
LATCH
MUL
TIPLEXER
ROW
ADDRESS
BUFFER
ROW
ADDRESS
BUFFER
COLUMN
ADDRESS LA
TCH
BURST
COUNTER
COLUMN
ADDRESS BUFFER
ROW DECODER
ROW DECODER
MEMORY CELL
ARRAY
BANK 0
COLUMN DECODER
MEMORY CELL
ARRAY
BANK 1
DATA IN
BUFFER
DATA OUT
BUFFER
SENSE AMP I/O GATE
SENSE AMP I/O GATE
2048
2048
DQM
I/O 0-15
Vcc/VccQ
GND/GNDQ
11
11
11
11
8
11
11
8
16
16 16
16
256
256
S16BLK.eps