IS42S32800B-7TL INTEGRATED SILICON SOLUTION (ISSI), IS42S32800B-7TL Datasheet - Page 47

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IS42S32800B-7TL

Manufacturer Part Number
IS42S32800B-7TL
Description
IC, SDRAM, 256MBIT, 143MHZ, TSOP-86
Manufacturer
INTEGRATED SILICON SOLUTION (ISSI)
Datasheet

Specifications of IS42S32800B-7TL

Memory Type
DRAM - Sychronous
Access Time
7ns
Page Size
256Mbit
Memory Case Style
TSOP
No. Of Pins
86
Operating Temperature Range
-40°C To +85°C
Frequency
143MHz
Termination Type
SMD
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

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IS42S32800B
Integrated Silicon Solution, Inc.
Rev. F
07/21/09
Figure 16.2.Auto Precharge after Read Burst (Burst Length=4,CAS#Latency=2)
A 0-A9
BS0,1
RAS#
CAS#
DQM
WE#
CKE
CLK
CS#
A10
DQ
Hi-Z
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
CK2
Command
Bank A
Read
CAx
Command
Activate
Bank B
RBx
Ax0
RBx
Ax1 Ax2
Auto Precharge
Read with
Command
Bank B
CBx
Ax3
Bx0
Bx1 Bx2
Auto Precharge
Read with
Command
Bank A
RAy
Bx3
Command
Activate
Bank B
Ay0
RBy
RBy
Ay1 Ay2
Auto Precharge
Read with
Command
Bank B
CBy
Ay3 By0
Command
Activate
Bank A
RAz
RAz
By1
Auto Precharge
Read with
Command
Bank A
CAz
By2
By3
Az0 Az1
Az2
47

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