SanDisk(R) iNAND(R) 8521 Embedded Flash Drive Key Benefits UFS 2.1 I 3D NAND I Performance Performance UFS 2.1 embedded flash drive built with our 3D NAND technology. Superior performance for today's demanding mobile applications. Exceptional Sequential Write performance for fast file transfer and content download. Improved Read performance through an optimized controller architecture, resulting in quick system boot-up and app launch. Design Full vertical integration: UFS controller, 3D NAND technology, firmware, assembly and testing designed and developed by Western Digital UFS coupled with 3D NAND technology provides the most energy-efficient storage solution for mobile devices, in addition to superior speeds and higher capacities Capacities up to 256GB in a small form factor allow scalability and design flexibility Main Features Mobile devices are smarter and faster than ever before. They offer consumers and businesses unprecedented communication, productivity and entertainment experiences enabled by the ability to easily capture, access, transform and preserve data. The iNAND 8521 Embedded Flash Drive (EFD) is our most advanced flash storage solution. Built with 3D NAND technology and the fast UFS2.1 interface, iNAND 8521 EFD offers superior read and write performance, delivering a storage solution for the most data-intensive flagship mobile devices, as well as thin-and-light compute devices1. The iNAND 8521 EFD improves the user experience in generating and consuming data-rich content, meeting the fast-growing performance requirement of future AI/ AR/VR applications. Its superior write performance exceeds system and network bottlenecks, enabling emerging AI-based applications, leveraging 5G network speed capabilities. UFS 2.1 Gear3 2-lane Plug-and-play integration Field Firmware Upgrade (FFU) Health and diagnostic report 5th Gen SmartSLC technology Multiple RPMB regions Secure Write Protection Production State Awareness Specifications 1 2 Capacity2 Package Size UFS Version Ordering Information 32GB 11.5x13x1.0mm V2.1 HS-G3 SDINDDH4-32G 64GB 11.5x13x1.0mm V2.1 HS-G3 SDINDDH4-64G 128GB 11.5x13x1.0mm V2.1 HS-G3 SDINDDH4-128G 256GB 11.5x13x1.0mm V2.1 HS-G3 SDINDDH4-256G Compatible with AndroidTM, Chrome, and Windows(R) mobile operating systems. 1 GB = 1,000,000,000 bytes. Actual user capacity less. Contact Information For all inquiries, please email: oemproducts@wdc.com For more information, please visit: www.sandisk.com (c) 2017 Western Digital Corporation or its affiliates. All rights reserved. SanDisk and iNAND are registered trademarks or trademarks of Western Digital Corporation or its affiliates in the US and/or other countries. All other marks are the property of their respective owners. Western Digital Technologies, Inc., is the seller of record and licensee in the Americas of SanDisk(R) products. PB03-iNAND-8521-EN-US-1117-01