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IS42S83200B PDF Datasheet ( 特性, スペック, ピン接続図 )

部品番号 IS42S83200B
部品説明 16Meg x16 256-MBIT SYNCHRONOUS DRAM
メーカ Integrated Silicon Solution
ロゴ Integrated Silicon Solution ロゴ 



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IS42S83200B Datasheet, IS42S83200B PDF,ピン配置, 機能
IS42S83200B
IS42S16160B
32Meg x 8, 16Meg x16
256-MBIT SYNCHRONOUS DRAM
ISSI®
PRELIMINARY INFORMATION
MAY 2006
FEATURES
• Clock frequency: 166, 143 MHz
• Fully synchronous; all signals referenced to a
positive clock edge
www.DataInShteerent4aUl.cboamnk for hiding row access/precharge
• Power supply
IS42S83200B
VDD VDDQ
3.3V 3.3V
IS42S16160B
3.3V 3.3V
• LVTTL interface
• Programmable burst length
– (1, 2, 4, 8, full page)
• Programmable burst sequence:
Sequential/Interleave
• Auto Refresh (CBR)
• Self Refresh
• 8K refresh cycles every 64 ms
• Random column address every clock cycle
• Programmable CAS latency (2, 3 clocks)
• Burst read/write and burst read/single write
operations capability
• Burst termination by burst stop and precharge
command
• Available in Industrial Temperature
• Available in 54-pin TSOP-II and 54-ball BGA
(x16 only)
• Available in Lead-free
OVERVIEW
ISSI's 256Mb Synchronous DRAM achieves high-speed
data transfer using pipeline architecture. All inputs and
outputs signals refer to the rising edge of the clock input.
The 256Mb SDRAM is organized as follows.
IS42S83200B
IS42S16160B
8M x 8 x 4 Banks 4M x16x4 Banks
54-pin TSOPII 54-pin TSOPII
54-ball BGA
KEY TIMING PARAMETERS
Parameter
Clk Cycle Time
CAS Latency = 3
CAS Latency = 2
Clk Frequency
CAS Latency = 3
CAS Latency = 2
Access Time from Clock
CAS Latency = 3
CAS Latency = 2
-6 -7
67
8 10
166 143
125 100
5.4 5.4
6.5 6.5
Unit
ns
ns
Mhz
Mhz
ns
ns
Copyright © 2006 Integrated Silicon Solution, Inc. All rights reserved. ISSI reserves the right to make changes to this specification and its products at any
time without notice. ISSI assumes no liability arising out of the application or use of any information, products or services described herein. Customers are
advised to obtain the latest version of this device specification before relying on any published information and before placing orders for products.
Integrated Silicon Solution, Inc. — www.issi.com — 1-800-379-4774
PRELIMINARYINFORMATION,Rev. 00E
05/25/06
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