[Case:599424]

Hello Sir,
Several of your devices in question are TI Obsolete and are now owned by Rochester Electronics.

-    We know that these parts  "M38510/30201BCA " and "JM38510/30203BCA" are equal and alias to each other but only different in name for the same device but we need your help to clarify which part is preferred to collect data and order device.
>>>>>> M38510/30201BCA shows up at Rochester

https://www.rocelec.com/part/REIM38510/30201BCA

military nand gate.  Need to call Rochester, Obsolete at TI

JM38510/30203BCA is also at Rochester, which means its Obsolete at TI.

https://www.rocelec.com/part/TISJM38510-30203BCA

-    Is "LMS15871SX-ADJ" correct and orderable part number? As we have the family in this datasheet "download.siliconexpert.com/.../lms1585a.pdf", if the part is valid, please provide us with its lifecycle status and ROHS information.

>>>>>LMS1587 information may be found here: https://www.ti.com/product/LMS1587
The actual part number is: LMS1587IS-ADJ    (your 1 before SX should be an I eye)

ROHS information is in the product folder.

LMS1587IS-ADJ is NRND, Not Recommended for New Designs, Replaced by: LMS1587IS-ADJ/NOPB which is an active device

-    Could  you please provide us with the current lifecycle status (e.g., Active, NRND, to be discontinued (LTB), Obsolete, Custom) for "M38510/50403BRA" and "TPS40021PWPG4"?

>>>>>>  M38510/50403BRA  is at Rochester, Obsolete at TI

https://www.rocelec.com/search?q=M38510%2F50403BRA

TPS40021 is found here; https://www.ti.com/product/TPS40021
As stated in the product folder, the device is NRND, Not Recommended for New Designs

This link explains the product life cycle nomenclature.

https://www.ti.com/support-quality/quality-policies-procedures/product-life-cycle.html