IS42S32800B-6BI ISSI, Integrated Silicon Solution Inc, IS42S32800B-6BI Datasheet - Page 2
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IS42S32800B-6BI
Manufacturer Part Number
IS42S32800B-6BI
Description
IC SDRAM 256MBIT 166MHZ 90BGA
Manufacturer
ISSI, Integrated Silicon Solution Inc
Type
SDRAMr
Datasheet
1.IS42S32800B-7BL.pdf
(62 pages)
Specifications of IS42S32800B-6BI
Format - Memory
RAM
Memory Type
SDRAM
Memory Size
256M (8Mx32)
Speed
166MHz
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
-40°C ~ 85°C
Package / Case
90-BGA
Organization
8Mx32
Density
256Mb
Address Bus
14b
Access Time (max)
5.5ns
Maximum Clock Rate
166MHz
Operating Supply Voltage (typ)
3.3V
Package Type
BGA
Operating Temp Range
-40C to 85C
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
3V
Supply Current
180mA
Pin Count
90
Mounting
Surface Mount
Operating Temperature Classification
Industrial
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IS42S32800B-6BI
Manufacturer:
ISSI
Quantity:
19
Company:
Part Number:
IS42S32800B-6BI
Manufacturer:
ISSI, Integrated Silicon Solution Inc
Quantity:
10 000
Company:
Part Number:
IS42S32800B-6BI-TR
Manufacturer:
ISSI, Integrated Silicon Solution Inc
Quantity:
10 000
IS42S32800B
2
FUNCTIONAL BLOCK DIAGRAM
A 1 0 / A P
A 0
A 9
A 1 1
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 TE 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
Integrated Silicon Solution, Inc.
4 0 9 6 X 5 1 2 X 3 2
4 0 9 6 X 5 1 2 X 3 2
Column Decoder
Col um n
Sense
4096 X 512 X 32
C E L L A R R AY
Sense
Column
Sense Amplifier
C E L L A R R AY
Sense
4096 X 512 X 32
CELL ARRAY
( B A N K # 0 )
( B A N K # 1 )
(BANK #2)
CELL ARRAY
(BANK #3)
Amplifier
Amplifier
Amplifier
Decoder
Decoder
07/21/09
Rev. F