NEC  

UPD43256B Series 256 kb CMOS Static Ram 32 kb Word X 8 Bit - SOIC-28

Mfr Part#:  UPD43256BGU-70L-A
Packaging:  TUBE
Package Style:  PSOP-28
Mounting Method:  Surface Mount

Memory Density: 256 kb
Memory Organization: 32K x 8
Supply Voltage-Nom: 5 V
Access Time-Max: 70 ns
Temperature Grade: Commercial
Speed: -

---