MH4V644AWXJ -6 General Description
The MH4V644AWXJ is 4194304-word x 64-bit dynamic ram module. This consist of four industry standard 4M x 16 dynamic RAMs in SOJ and one industry EEPROM in TSSOP.
The mounting of SOJs and TSSOP on a card edge dual in-line package provides any application where high densities and large of quantities memory are required.
This is a socket-type memory module ,suitable for easy interchange or addition of module.
MH4V644AWXJ -6 Maximum Ratings
MH4V644AWXJ -6 Features
·Utilizes industry standard 4M x 16 RAMs in SOJ and industry standard EEPROM in TSSOP
·168-pin (84-pin dual dual in-line package)
·Single +3.3V(±0.3V) supply operation
·Low stand-by power dissipation
7.2mW(Max) . . . . . . . . . . . . . . . . . . . LVCMOS input level
·Low operation power dissipation
MH4V644AWXJ -5 . . . . . . . . . . . . . . . . . . 2.02W(Max)
MH4V644AWXJ -6 . . . . . . . . . . . . . . . . . . 1.88W(Max)
·All input are directly LVTTL compatible
·All output are three-state and directly LVTTL compatible
·Includes(0.22uF x 4) decoupling capacitors
·4096 refresh cycle every 64ms
·Fast-page mode,Read-modify-write,
/CAS before /RAS refresh,Hidden refresh capabilities
·JEDEC standard pin configuration and SPD
·Gold plating contact pads
MH4V644AWXJ -6 Typical Application
Main memory unit for computers , Microcomputer memory
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