Samsung semiconductor K7R641882M - 2Mx36 & 4Mx18 & 8Mx9 QDRTM II b2 SRAM K7R643682M K7R641882M K7R640982M Document Title Preliminary 2Mx36 & 4Mx18 & 8Mx9 QDRTM II b2 SRAM 2Mx36-bit, 4Mx18-bit, 8Mx9-bit QDRTM II b2 SRAM R Rating: 1 ★ (3 votes)