MH4V64AXJJ Datasheet, PDF (1/25 Pages) Mitsubishi Electric Semiconductor – FAST PAGE MODE 268435456-BIT (4194304-WORD BY 64-BIT)DYNAMIC RAM

Preliminary
Some of contents are subject
to change without notice.
MITSUBISHI LSIs
MH4V64/644AXJJ-5,-6,-5S,-6S
FAST PAGE MODE 268435456-BIT (4194304-WORD BY 64-BIT)DYNAMIC RAM
DESCRIPTION
ADDRESS
This is family of 4194304 - word by 64 - bit dynamic RAM
Part No.
module. This consists of four industry standard 4Mx16 dynamic
RAMs in TSOP and one industry EEPROM in TSSOP.
MH4V64AXJJ
The mounting of TSOP on a card edge dual in line package ^MH4V644AXJJ
provides any application where high densities and large of
Row Add. Col Add. Refresh
A0~A12
A0~A11
/RAS only Ref,Normal R/W
A0~A8 _{CBR Ref,Hidden Ref}
A0~A9 ^{/RAS only Ref,Normal R/W}
CBR Ref,Hidden Ref
Refresh
Cycle
8192/64ms
4096/64ms
4096/64ms
quantities memory are required.
This is a socket-type memory module,suitable for easy
APPLICATION
interchange of addition of modules.
FEATURES
Main memory unit for computer,Microcomputer
memory,Refresh memory for CRT.
MH4V64AXJJ-5,5S
RAS
access
time
(max.ns)
CAS
access
time
(max.ns)
Address
access
time
(max.ns)
OE
access
time
(max.ns)
Cycle
time
(min.ns)
50
13
25
13
90
*:Applicable to self refresh version(MH4V64/644AXJJ-5S,-6S)
only
MH4V64AXJJ-6,6S
60
15
30
15
110
MH4V644AXJJ-5,5S 50
13
25
13
90
MH4V644AXJJ-6,6S 60
15
30
15
110
single 3.3V± 0.3V supply
Low stand-by power dissipation
7.2mW- - - - - - - - - LVCMOS input level
operating power dissipation
MH4V64AXJJ-5,5S - - - - - 1584 mW(max.)
MH4V64AXJJ-6,6S - - - - - 1440mW(max.)
MH4V644AXJJ-5,5S - - - - 2016 mW(max.)
MH4V644AXJJ-6,6S - - - - 1872 mW(max.)
Self refresh capability*
Self refresh current - - - - 1600 uA(max.)
All input, output LVTTL compatible and low capacitance
Utilizes industry standard 4Mx16 RAMs in TSOP
and industry standard EEPROM in TSSOP.
Includes decoupling capacitor(0.22uFx4)
Fast page mode , Read-modify-write,
CAS before RAS refresh,Hidden refresh capabilities.
Early-write mode,OE to control output buffer
impedance.
MIT-DS-0072-0.5
MITSUBISHI
ELECTRIC
( 1 / 25 )
26/Feb./1997