IC42S32202-6B ICSI [Integrated Circuit Solution Inc], IC42S32202-6B Datasheet - Page 3

• Manufacturer Part Number: IC42S32202-6B
• Description: 512K x 32 Bit x 4 Banks (64-MBIT) SDRAM
• Manufacturer: ICSI [Integrated Circuit Solution Inc]

IC42S32202/L
FUNCTIONAL BLOCK DIAGRAM
Integrated Circuit Solution Inc.
DR042-0C 08/17/2004
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
C O U N TE R
D E C O D E R
A D D R E S S
COMMAND
COLUMN
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
Column Decoder
2 0 4 8 X 2 5 6 X 3 2
Col um n
Sense
2048 X 256 X 32
C E L L A R R AY
Sense
Column
C E L L A R R AY
Sense Amplifier
CELL ARRAY
Sense
2048 X 256 X 32
( B A N K # 0 )
( B A N K # 1 )
(BANK #2)
CELL ARRAY
(BANK #3)
Amplifier
Amplifier
Decoder
Amplifier
Decoder
3