Western Digital (andToshibaThe BICS4 was officially launched in 2017 and is a 3D NAND structured flash device with 96 active word lines (or layers). The family includes TLC and QLC 3D NAND devices with capacities ranging from 256 Gb to 1 Tb. Initially, Western Digital produced 256 Gb 3D TLC NAND for a variety of retail storage devices (such as USB drives, memory cards, etc.), but so far the company has expanded its BICS4 lineup. The current product is already in line with manufacturingSSDRequirements.
At the company's quarterly earnings conference earlier this week, Western Digital CEO Stephen Milligan pointed out that the company "has begun shipping 96-tier-based 3D flash memory." BICS4 technology's NVMe civilian SSD has become available on the market. "
But so far, the company has not officially announced the model of any BICS4 consumer SSD, but the time should not be too far.
At the same time, Western Digital also revealed that in its June quarter, BICS4 will account for more than 25% of the company's NAND flash capacity. Looking ahead, BICS4 will become the main memory type for Western Digital at the end of this year, which will be used for SSD, retail storage, embedded storage and other products.
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