IS42S32800D-7TL-TR ISSI, Integrated Silicon Solution Inc, IS42S32800D-7TL-TR Datasheet - Page 59

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IS42S32800D-7TL-TR

Manufacturer Part Number
IS42S32800D-7TL-TR
Description
IC SDRAM 256MBIT 143MHZ 86TSOP
Manufacturer
ISSI, Integrated Silicon Solution Inc
Type
SDRAMr

Specifications of IS42S32800D-7TL-TR

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
13b
Access Time (max)
6.5/5.4ns
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
Lead free / RoHS Compliant
Figure 24.3.Precharge Termination of a Burst
IS42S32800D
Integrated Silicon Solution, Inc. — www.issi.com
Rev. 00B
11/21/07
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
t
CK3
(Burst Length=4,8 or Full Page,CAS#Latency=3)
Write Data
is masked
Command
Bank A
DAx0
Write
CAx
DAx1
t
WR
Precharge
Command
Bank A
Precharge Terminati o n
of a Write Burst
t
RP
Command
Activate
Bank A
RAy
RAy
Command
Bank A
CAy
Read
Precharge
Command
Bank A
Ay0
Ay1
t
RP
Ay2
Command
Activate
Bank A
RAz
RAz
Precharge Terminati o n
of a Read Burst
59

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