FCRAM えふしー
82DBS08164D-70L: Fujitsu Ltd 128-bit FCRAM (fast-cycle RAM) chip.
https://d3nevzfk7ii3be.cloudfront.net/igi/SIhFveB4MJXcjDVS
https://d3nevzfk7ii3be.cloudfront.net/igi/ZLZvDLfH1fRti1xj
MB82M8080-07L Fujitsu 128MB FC-RAM
https://d3nevzfk7ii3be.cloudfront.net/igi/ZNLWCfUYPgGCdpbA
82MK9A9A 7LFCRAM 1445 962 FCRAM (Fast Cycle RAM) 256MB
https://d3nevzfk7ii3be.cloudfront.net/igi/OMYYisieWXRA2dBL