74HC139-TI. Assembly/installation: PCB through-hole mounting. Function: Dual 2-to-4 line decoder/demultiplexer. Housing (according to data sheet): DIP-16. Housing: DIP. Number of terminals: 16. RoHS: yes. Series: TTL-HC. Original product from manufacturer: Texas Instruments. Quantity in stock updated on 12/11/2025, 20:31