US 12,260,101 B2
Read source determination
Tom V. Geukens, Longmont, CO (US); and Byron D. Harris, Mead, CO (US)
Assigned to Micron Technology, Inc., Boise, ID (US)
Filed by Micron Technology, Inc., Boise, ID (US)
Filed on Sep. 29, 2023, as Appl. No. 18/374,982.
Claims priority of provisional application 63/418,141, filed on Oct. 21, 2022.
Prior Publication US 2024/0134551 A1, Apr. 25, 2024
Prior Publication US 2024/0231660 A9, Jul. 11, 2024
Int. Cl. G06F 3/06 (2006.01)
CPC G06F 3/064 (2013.01) [G06F 3/0604 (2013.01); G06F 3/0652 (2013.01); G06F 3/0659 (2013.01); G06F 3/0679 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An apparatus, comprising:
an array of memory cells;
a controller coupled to the array of memory cells, wherein the controller is configured to determine a source for read requests and to:
direct read requests for a first portion of data to a first block of single level memory cells in response to an amount of a second portion of data written to a second block of single level memory cells being less than a threshold amount; and
direct read requests for the first portion of data to a first block of a quad level memory cells in response to the amount of the second portion of data written to the second block of single level memory cells being at least the threshold amount.