The GD25Q64ESIG is an 8-pin (SOP-8 208mil) NOR Flash memory device manufactured by Gigadevice. It has a storage capacity of 64 megabits and is RoHS compliant. It operates at 1.8V and is suitable for programming and erasing in applications such as automotive electronics and industrial IoT. The device comes with a full range of features such as two SPI modes, fast programming, dual-output read, advanced write protection, and advanced ECC. It also features an Endurance rating of 10,000 cycles and supports HOLD/WP functions.