256Mb: x4, x8, x16 Automotive SDRAM Features Automotive SDR SDRAM MT48LC64M4A2 – 16 Meg x 4 x 4 banks MT48LC32M8A2 – 8 Meg x 8 x 4 banks MT48LC16M16A2 – 4 Meg x 16 x 4 banks Features • PC100- and PC133-compliant • Fully synchronous; all signals registered on positive edge of system clock • Internal, pipelined operation; column address can be changed every clock cycle • Internal banks for hiding row access/precharge • Programmable burst lengths: 1, 2, 4, 8, or full page • Auto precharge, includes concurrent auto precharge and auto refresh modes • Self refresh mode (not available on AAT devices) • Auto refresh – 64ms, 8192-cycle (commercial and industrial) – 16ms, 8192-cycle (automotive) • ...

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