The M28W320HSB70ZA6E is a 32 Megabit (4 Megabytes) parallel NOR Flash memory from Micron Technology. It operates on a single 3.3 Volt power supply, has a 70 nS access time, and offers a 2.1 Volt VPP program and erase. The device is packaged in a 28-SOP package, which is 0.2 in (5.1 mm) wide and 0.65 in (16.5 mm) long. Security features are available through the Write State Machine, which can prevent unauthorized access to sensitive code and data. The device offers fast page read and sector erase performance, and is designed to meet the requirements of automotive, industrial, and consumer applications.