What this means
The IEEE assigned the MA-L block 48A3BD to Texas Instruments. Every network interface they manufacture under this block has a MAC address beginning with these digits, followed by a unique per-device identifier. If a device on your network shows a MAC starting 48:A3:BD, it is Texas Instruments hardware.
Frequently Asked Questions
Who owns MAC prefix 48A3BD?
48A3BD is registered to Texas Instruments in the IEEE MA-L registry.
What does the MA-L registry type mean?
An MA-L assignment, the IEEE's original OUI format, gives the vendor the first three octets and 16,777,216 device addresses under them. Texas Instruments's block covers 16,777,216 addresses.
What devices use 48A3BD?
Any network device with a MAC address starting 48:A3:BD was manufactured by or for Texas Instruments.