Industrial temperature and through-hole package — fit for legacy and harsh environments
Rated -40°C to 85°C, this part handles outdoor telecom cabinets, factory-floor PLC racks, and engine-bay electronics where commercial-grade parts drift or fail. The 16-DIP (0.300", 7.62 mm) through-hole footprint is a standard on legacy control boards and retrofit cards.
Production status and sourcing posture
The SN74HCT139N is listed as Active, with a ROHS3 compliance level. No end-of-life notice or last-time-buy window has been issued. For volume production or a BOM line that needs this exact decoder, we can quote against an RFQ with current availability and pricing confirmed at quote time.