74HC149N. Component family: CMOS logic integrated circuit. Configuration: PCB through-hole mounting. Housing (JEDEC standard): -. Housing: DIP20. Logic circuits family: 74HCxx series. Logic function: 8-channel priority encoder. Max temperature: +85°C.. Number of circuits: 1. Number of terminals: 20. RoHS: no. Type of circuits: CMOS. [V]: +6V. Original product from manufacturer: National Semiconductor. Quantity in stock updated on 11/02/2025, 20:59