AT24C256B-PU
AT24C256B-PU1.8
AT24C256B-PU18
AT24C256B-TH-B
AT24C256B-TH-T
AT24C256BU2-10UU-1
AT24C256BU2-UU-T
AT24C256BW-SH-B
AT24C256BW-SH-T