A1321, A1322, and A1323Ratiometric Linear Hall Effect Sensor ICsfor High-Temperature OperationDiscontinued Product This device is no longer in production. The device should not be purchased for new design applications. Samples are no longer available. Date of status change: October 31, 2011 • for the A1321EUA-T and the A1321LUA-T use the A1324LUA-T • for the A1321ELHLT-T and the A1321LLHLT-T use the A1324LLHLX-T • for the A1322LUA-T use the A1325LUA-T • for the A1322LLHLT-T use the A1325LLHLX-T • for the A1323EUA-T and the A1323LUA-T use the A1326LUA-T • for the A1323LLHLT-T use the A1326LLHLX-T NOTE: For detailed information on purchasing options, contact your local Allegro field applications engineer or sales representative. Allegro MicroSystems, Inc. reserves the right to make, from time to time, revisions to the anticipated product life cycle plan for a product to accommodate changes in production capabilities, alternative product availabilities, or market demand. The information included herein is believed to be accurate and reliable. However, Allegro MicroSystems, Inc. assumes no respon- sibility for its use; nor for any infringements of patents or other rights of third parties which may result from its use.