HM534253BZ-7 1-Mbit video RAM - Hitachi

HM534253BZ-7  1-Mbit CMOS video RAM by Hitachi.     

Organisation:   

DRAM :     256K x 4-bit

SAM :    512-Word x 4-bit   

Speed:  access time / cycle time   

DRAM :  70nS    /    135nS   

SAM :   22nS    /    25nS   

Features : Block write and Flash write.   

Package: 28-pin ZIP   

Download Hitachi HM534253BZ-7 .pdf datasheet:
Status: NOS (New Old Stock)    

RoHS compliant: no