S7R323684M S7R321884M S7R320984M 1Mx36 & 2Mx18 & .
S7R321884M - 1Mx36 & 2Mx18 & 4Mx9 Quadruple-II BL4 SRAM
S7R323684M S7R321884M S7R320984M 1Mx36 & 2Mx18 & 4Mx9 Quadruple-II BL4 SRAM 36Mb Quadruple-II BL4 SRAM Specification 165FBGA with Pb & Pb Free (ROHS.