Memory devices

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Before getting into specific parts, a couple of articles on NAND and NOR based flash memory types:

Specific Memory Parts

Macronix International manufactures some 8Mbit FLASH NOR memory devices:

https://static6.arrow.com/aropdfconversion/ae5e1f686626b324b1c1e8b308eed2526a2c94b7/696967906230222mx25r8035f20wide20range208mb20v1.6.pdf

Microchip memory devices:

    An excerpt:
      16Mb 2.7-3.6V SPI Serial Flash
      
      Status: In Production
      Features:
      
          Serial Interface Architecture– SPI Compatible: Mode 0 and Mode 3
          Up to 50 MHz Clock Frequency
          Superior Reliability– Endurance: 100,000 Cycles (typical)– Greater than 100 years Data Retention
          Low Power Consumption:– Active Read Current: 10 mA (typical)– Standby Current: 5 µA (typical)
          Flexible Erase Capability– Uniform 4 KByte sectors– Uniform 32 KByte overlay blocks– Uniform 64 KByte overlay blocks
          Fast Erase and Byte-Program:– Chip-Erase Time: 35 ms (typical)– Sector-/Block-Erase Time: 18 ms (typical)– Byte-Program Time: 7 µs (typical)
      

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