Because of the Thanksgiving holiday in the U.S., TI E2E™ design support forum responses may be delayed from November 25 through December 2. Thank you for your patience.
1. There is no similar device in the TO-5 package. The nearest replacement would be the REF5010.
2. There is no similar device with four-channel AND/NAND inputs. The nearest replacement would be the SN75159 with two inputs each, and a different pinout.…