IS42S32800B-7TLI ISSI, Integrated Silicon Solution Inc, IS42S32800B-7TLI Datasheet - Page 58
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IS42S32800B-7TLI
Manufacturer Part Number
IS42S32800B-7TLI
Description
IC SDRAM 256MBIT 143MHZ 86TSOP
Manufacturer
ISSI, Integrated Silicon Solution Inc
Type
SDRAMr
Datasheet
1.IS42S32800B-7BL.pdf
(62 pages)
Specifications of IS42S32800B-7TLI
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
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
-40C to 85C
Operating Supply Voltage (max)
3.6V
Operating Supply Voltage (min)
3V
Supply Current
150mA
Pin Count
86
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:
IS42S32800B-7TLI
Manufacturer:
ISSI
Quantity:
1 000
IS42S32800B
58
Figure 24.2.Precharge Termination of a Burst
BS0,1
CAS#
A0-A9
DQM
RAS#
WE#
CKE
CLK
CS#
A10
DQ
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
(Burst Length=8 or Full Page,CAS#Latency=2)
t
CK2
Command
Bank A
DAx0 DAx1 DAx2 DAx3
Write
CAx
Precharge Termination
Write data is masked.
of a Write Burst.
t
Precharge
Command
WR
Bank A
t
RP
Command
Activate
Bank A
RAy
RAy
Command
Bank A
CAy
Read
Ay0
Precharge
Command
Bank A
Ay1
t
RP
Ay2
Command
Activate
Bank A
RAz
RAz
Command
Integrated Silicon Solution, Inc.
Bank A
CAz
Read
Precharge Termination
of a Read Burst.
Az0
Precharge
Command
Bank A
Az1
t
RP
Az2
07/21/09
Rev. F