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MAC prefix A4:D5:78

Assigned by the IEEE to Texas Instruments.

Prefix
A4:D5:78   A4-D5-78   A4D5.78
Block type
MA-L (16,777,216 addresses)
Address range
A4:D5:78:00:00:00 – A4:D5:78:FF:FF:FF
Organization
Texas Instruments
Registered address
12500 TI Blvd, Dallas TX 75243, US
Country
United States (US)
Address bits
Unicast (I/G bit 0), globally unique (U/L bit 0)

Look up A4:D5:78:00:00:00

Texas Instruments holds 324 blocks in total: see all. Source: IEEE Registration Authority public listing.