TI’s standard shelf life for packaged products is two years from the time it was manufactured. There are devices which are specifically packed for extended storage up to five years. TI product shipment is based on Moisture Sensitivity Levels (MSL) and complies with JEDEC-STD-020. Product warranty is measured from the actual shipment date, not the date of manufacture. Customers can check product Extended Shelf Life (ESL) capability thru TI’s Extended Shelf Life: Part Search tool: 28