256 Kbit / 512 Kbit / 1 Mbit / 2 Mbit (x8) Many-Ti.
SST27SF020 - (SST27SFxxx) 256 Kbit / 512 Kbit / 1 Mbit / 2 Mbit (x8) Many-Time Programmable Flash
27SF020 - SST27SF020