根据存储器在计算机系统中所起的作用,可分为主存储器、辅助存储器、高速缓冲存储器、控制存储器等。为了解决对存储器要求容量大,速度快,成本低三者之间的矛盾,目前通常采用多级存储器体系结构,即使用高速缓冲存储器、主存储器和外存储器。 FEATURES · Fast 35 ns Read/Write cycle · SRAM compatible timing, uses existing SRAM controllers without redesign · Unlimited Read & Write endurance · Data non-volatile for >20 years at temperature · One memory replaces Flash, SRAM, EEPROM and BBSRAM in a system for simpler, more efficient design · Replaces battery-backed SRAM solutions with MRAM to improve reliability · 3.3 volt power supply · Automatic data protection on power loss · Commercial, Industrial, Extended temperatures · AEC-Q100 Grade 1 option · All products meet MSL-3 moisture sensitivity level · RoHS-compliant SRAM TSOP2 and BGA Packages