IS42S32800B-7T ISSI, Integrated Silicon Solution Inc, IS42S32800B-7T Datasheet - Page 55
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IS42S32800B-7T
Manufacturer Part Number
IS42S32800B-7T
Description
IC SDRAM 256MBIT 143MHZ 86TSOP
Manufacturer
ISSI, Integrated Silicon Solution Inc
Type
SDRAMr
Datasheet
1.IS42S32800B-7BL.pdf
(62 pages)
Specifications of IS42S32800B-7T
Format - Memory
RAM
Memory Type
SDRAM
Memory Size
256M (8Mx32)
Speed
143MHz
Interface
Parallel
Voltage - Supply
3 V ~ 3.6 V
Operating Temperature
0°C ~ 70°C
Package / Case
86-TSOPII
Organization
8Mx32
Density
256Mb
Address Bus
14b
Access Time (max)
5.5ns
Maximum Clock Rate
143MHz
Operating Supply Voltage (typ)
3.3V
Package Type
TSOP-II
Operating Temp Range
0C to 70C
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
3V
Supply Current
150mA
Pin Count
86
Mounting
Surface Mount
Operating Temperature Classification
Commercial
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
IS42S32800B-7TL
Manufacturer:
ISSI
Quantity:
1 000
Part Number:
IS42S32800B-7TL
Manufacturer:
ISSI
Quantity:
20 000
Company:
Part Number:
IS42S32800B-7TLI
Manufacturer:
ISSI
Quantity:
1 000
IS42S32800B
Integrated Silicon Solution, Inc.
Rev. F
07/21/09
Figure 20.Byte Write Operation (Burst Length=4,CAS#Latency=2)
DQ8 - DQ15
DQ0 - DQ7
DQM1,2,3
BS0,1
DQM0
A0-A9
CAS#
RAS#
WE#
CKE
CLK
CS#
A10
High
Command
Activate
Bank A
RAx
RAx
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
Command
t
Bank A
CK2
Read
CAx
Upper 3 Bytes
are masked
Ax0
Ax1
Ax1
Lower Byte
is masked
Ax2
Ax2
Ax3
Command
Bank A
Write
DAy0 DAy1
CAy
DAy1 DAy2
Upper 3 Bytes
are masked
DAy3
Command
Bank A
CAz
Read
Lower Byte
is masked
Az1
Az1
Az2
Az2
Az3
Lower Byte
is masked
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