參數(shù)資料
型號: MC-4564DC726
廠商: NEC Corp.
英文描述: 64M-Word By 72-BIT Dynamic RAM Module(動態(tài)RAM模塊)
中文描述: 6400 - Word的72位動態(tài)內(nèi)存模塊(動態(tài)內(nèi)存模塊)
文件頁數(shù): 1/20頁
文件大?。?/td> 170K
代理商: MC-4564DC726
The information in this document is subject to change without notice.
1998
MOS INTEGRATED CIRCUIT
MC-4564DC726
64 M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE
REGISTERED TYPE
DATA SHEET
Document No.
Date Published October 1998 NS CP(K)
Printed in Japan
M13634EJ3V0DS00 (3rd edition)
The mark
#
shows major revised points.
Description
The MC-4564DC726 is a 67,108,864 words by 72 bits synchronous dynamic RAM module on which 36 pieces of
128 M SDRAM:
μ
PD45128441 are assembled.
This module provides high density and large quantities of memory in a small space without utilizing the surface-
mounting technology on the printed circuit board.
Decoupling capacitors are mounted on power supply line for noise reduction.
Features
67,108,864 words by 72 bits organization (ECC type)
Clock frequency and Clock access time
Family
/CAS latency
Clock frequency (MAX.)
Clock access time (MAX.)
MC-4564DC726-A80
CL = 3
125
MHz
6
ns
CL = 2
100
MHz
6
ns
MC-4564DC726-A10
CL = 3
100 MHz
6
ns
CL = 2
77 MHz
7
ns
Fully Synchronous Dynamic RAM, with all signals referenced to a positive clock edge
Pulsed interface
Possible to assert random column address in every cycle
Quad internal banks controlled by BA0 and BA1 (Bank Select)
Programmable burst-length (1, 2, 4, 8 and Full Page)
Programmable wrap sequence (Sequential
/
Interleave)
Programmable /CAS latency (2, 3)
Automatic precharge and controlled precharge
CBR (Auto) refresh and self refresh
Single 3.3
V
±
0.3
V power supply
LVTTL compatible
4,096 refresh cycles/64
ms
Burst termination by Burst Stop command and Precharge command
All DQs have 10
±
10% of series resistor
168-pin dual in-line memory module (Pin pitch = 1.27
mm)
Registered type
Serial PD
Stacked Module
相關(guān)PDF資料
PDF描述
MC-4564EC726 64 M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE REGISTERED TYPE
MC-4564EC727 64M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE REGISTERED TYPE
MC-4564EC726EFB-A10 64 M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE REGISTERED TYPE
MC-4564EC726EFB-A80 64 M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE REGISTERED TYPE
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MC-4564EC726 制造商:NEC 制造商全稱:NEC 功能描述:64 M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE REGISTERED TYPE
MC-4564EC726EFB-A10 制造商:NEC 制造商全稱:NEC 功能描述:64 M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE REGISTERED TYPE
MC-4564EC726EFB-A80 制造商:NEC 制造商全稱:NEC 功能描述:64 M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE REGISTERED TYPE
MC-4564EC726PFB-A10 制造商:NEC 制造商全稱:NEC 功能描述:64 M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE REGISTERED TYPE
MC-4564EC726PFB-A80 制造商:NEC 制造商全稱:NEC 功能描述:64 M-WORD BY 72-BIT SYNCHRONOUS DYNAMIC RAM MODULE REGISTERED TYPE