The GD25LE64ELIGR is a 64Mbit 133MHz WLCSP (2x4) NOR Flash memory integrated circuit (IC) manufactured by Gigadevice. The IC comes in a 2x4 WLCSP (Wafer-Level Chip Scale Package) package with ROHS compliance, making it ideal for applications requiring reliable and durable operation in extreme conditions or in space-constrained designs. This product offers a high-speed read and write performance, with a maximum random access time of 90ns, and extremely wide temperature ranges of -40°C to 85°C (industrial) and -40°C to 125°C (automotive). It also features an industry-standard I/O interface, making it compatible with a range of host microcontrollers and processors. Additionally, the GD25LE64ELIGR offers an extended endurance cycle feature, providing up to 10,000 program/erase cycles without compromising durability. Finally, the IC also features advanced safety features such as wear-leveling and bad block management, ensuring reliable operation in even the most rigorous environments.