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| 型號： | IS42S16800A1-7TL |
| 廠商： | INTEGRATED SILICON SOLUTION INC |
| 元件分類： | DRAM |
| 英文描述： | 8Meg x16 128-MBIT SYNCHRONOUS DRAM |
| 中文描述： | 8M X 16 SYNCHRONOUS DRAM, 7 ns, PDSO54 |
| 封裝： | LEAD FREE, TSOP2-54 |
| 文件頁數(shù)： | 1/63頁 |
| 文件大小： | 827K |
| 代理商： | IS42S16800A1-7TL |
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IS42S16800A1
Integrated Silicon Solution, Inc. — www.issi.com —
1-800-379-4774
Rev. 00B
05/01/06
1
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.
ISSI
FEATURES
Clock frequency: 143 MHz
Fully synchronous; all signals referenced to a
positive clock edge
Internal bank for hiding row access/precharge
Power supply
V
DD
IS42S16800A1
3.3V
LVTTL interface
Programmable burst length
– (1, 2, 4, 8, full page)
Programmable burst sequence:
Sequential/Interleave
Auto Refresh (CBR)
Self Refresh with programmable refresh periods
4096 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
Lead-free Availability
V
DDQ
3.3V
OVERVIEW
ISSI
's 128Mb 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 128Mb SDRAM is organized as follows.
8Meg x16
128-MBIT SYNCHRONOUS DRAM
PRELIMINARY INFORMATION
MAY 2006
KEY TIMING PARAMETERS
Parameter
-7
Unit
CK Cycle Time
CAS
Latency = 3
CAS
Latency = 2
7
ns
ns
7.5
CK Frequency
CAS
Latency = 3
CAS
Latency = 2
143
133
Mhz
Mhz
Access Time from Clock
CAS
Latency = 3
CAS
Latency = 2
5
ns
ns
5.4
IS42S16800A1
2M x16x4 Banks
54-pin TSOPII
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| IS42S16800B-7TL | 16Meg x 8, 8Meg x16 128-MBIT SYNCHRONOUS DRAM |
| IS42S16800B | 16Meg x 8, 8Meg x16 128-MBIT SYNCHRONOUS DRAM |
| IS42S16800B-6T | 16Meg x 8, 8Meg x16 128-MBIT SYNCHRONOUS DRAM |
| IS42S16800B-6TL | 16Meg x 8, 8Meg x16 128-MBIT SYNCHRONOUS DRAM |
| IS42S16800B-6TLI | 16Meg x 8, 8Meg x16 128-MBIT SYNCHRONOUS DRAM |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| IS42S16800A-6T | 制造商:ISSI 制造商全稱:Integrated Silicon Solution, Inc 功能描述:16Meg x 8, 8Meg x16 & 4Meg x 32 128-MBIT SYNCHRONOUS DRAM |
| IS42S16800A-6TL | 制造商:ISSI 制造商全稱:Integrated Silicon Solution, Inc 功能描述:16Meg x 8, 8Meg x16 & 4Meg x 32 128-MBIT SYNCHRONOUS DRAM |
| IS42S16800A-7B | 制造商:ICSI 制造商全稱:Integrated Circuit Solution Inc 功能描述:16Meg x 8, 8Meg x16 & 4Meg x 32 128-MBIT SYNCHRONOUS DRAM |
| IS42S16800A-7BI | 制造商:ICSI 制造商全稱:Integrated Circuit Solution Inc 功能描述:16Meg x 8, 8Meg x16 & 4Meg x 32 128-MBIT SYNCHRONOUS DRAM |
| IS42S16800A-7BL | 制造商:Integrated Silicon Solution Inc 功能描述: |
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