IS42S32800D-7BLI ISSI, Integrated Silicon Solution Inc, IS42S32800D-7BLI Datasheet - Page 32
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IS42S32800D-7BLI
Manufacturer Part Number
IS42S32800D-7BLI
Description
IC SDRAM 256MBIT 143MHZ 90BGA
Manufacturer
ISSI, Integrated Silicon Solution Inc
Type
SDRAMr
Specifications of IS42S32800D-7BLI
Format - Memory
RAM
Memory Type
SDRAM
Memory Size
256M (8Mx32)
Speed
143MHz
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
13b
Access Time (max)
6.5/5.4ns
Maximum Clock Rate
143MHz
Operating Supply Voltage (typ)
3.3V
Operating Temp Range
-40C to 85C
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
3V
Supply Current
150mA
Pin Count
90
Mounting
Surface Mount
Operating Temperature Classification
Industrial
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IS42S32800D-7BLI
Manufacturer:
ISSI
Quantity:
1 000
Company:
Part Number:
IS42S32800D-7BLI
Manufacturer:
ISSI
Quantity:
6 087
Company:
Part Number:
IS42S32800D-7BLI
Manufacturer:
ISSI, Integrated Silicon Solution Inc
Quantity:
10 000
Part Number:
IS42S32800D-7BLI
Manufacturer:
ISSI
Quantity:
20 000
Company:
Part Number:
IS42S32800D-7BLI-TR
Manufacturer:
ISSI, Integrated Silicon Solution Inc
Quantity:
10 000
IS42S32800D
32
Figure 7.3.Clock Suspension During Burst Write (Using CKE)
BS0,1
CAS#
A0-A9
DQM
RAS#
WE#
CKE
CLK
CS#
A10
DQ Hi-Z
Note:CKE to CLK disable/enable =1 clock
T0 T 1 T2 T3 T4 T5 T6 T7 T8 T9 T10 T 11 T12 T13 T14 T15 T16 T17 T18 T19 T20 T21 T22
(Burst Length=4,CAS#Latency=3)
Command
Activate
Bank A
RAx
RAx
t
CK3
Command
Bank A
Write
DAx0
CAx
Clock Suspend
1 Cycle
DAx1
Clock Suspend
2 Cycle
DAx2
Clock Suspend
3 Cycle
Integrated Silicon Solution, Inc. — www.issi.com
DAx3
Rev. 00B
11/21/07