SN74AHC139D. Component family: CMOS logic integrated circuit. Configuration: surface-mounted component (SMD). Housing (JEDEC standard): -. Housing: SO16. Logic circuits family: 74AHCxx series. Logic function: Double 2/4 decoder/demultiplexer. Max temperature: +85°C.. Number of circuits: 2. Number of terminals: 16. RoHS: no. Type of circuits: CMOS. [V]: +5.5V. Original product from manufacturer: Texas Instruments. Quantity in stock updated on 11/06/2025, 22:14