ic42s32200 ETC-unknow, ic42s32200 Datasheet - Page 3

• Manufacturer Part Number: ic42s32200
• Description: 512k X 32 Bit X 4 Banks 64-mbit Sdram
• Manufacturer: ETC-unknow

IC42S32200
IC42S32200L
FUNCTIONAL BLOCK DIAGRAM
Integrated Circuit Solution Inc.
DR036-0D 02/04/2005
A 1 0 / A P
A 0
A 9
B S 0
B S 1
CLK
C K E
C S #
R A S #
C A S #
W E #
D Q 0
D Q 31
D E C O D E R
C O U N T E R
A D D R E S S
COLUMN
COMMAND
R E F R E S H
C O U N T E R
B U F F E R
B U F F E R
C L O C K
B U F F E R
D Q M 0 ~ 3
G E N E R AT O R
D Q
C O N T R O L
R E G I S T E R
S I G N A L
M O D E
C o l u m n D e c o d e r
2 0 4 8 X 2 5 6 X 3 2
2 0 4 8 X 2 5 6 X 3 2
C o l u m n D e c o d e r
C o l u m n D e c o d e r
C o l u m n D e c o d e r
Sense
2048 X 256 X 32
C E L L A R R AY
2048 X 256 X 32
C E L L A R R AY
Sense Amplifier
Sense Amplifier
CELL ARRAY
( B A N K # 0 )
Sense Amplifier
CELL ARRAY
( B A N K # 1 )
(BANK #2)
(BANK #3)
Amplifier
3