The MX25R6435FM2IH0/TUBE is a Flash memory device manufactured by Macronix. This device comprises 3.3V 64M-bit NOR Flash memory organized as 8,388,608 words of 8 bits each. The maximum clock frequency for Random Read is 120MHz, and the maximum random read performance is 90 MB/s. It also supports Quad I/O, Dual I/O, and Quad SPI (Serial Peripheral Interface) some of the main features of this device are 4KB sub-256 KB sectors, 64-bit unique Electronic Signature, and endurance of up to 100,000 write/erase cycle. It has advanced features such as Block Lock Protection, Deep Power Down Mode, and Status Register. It operates over the temperature range of -55°C to +125°C. Its packages include UTSOP-8W and U8FP for manufacturing purposes.