LM1973N. Component family: Analog integrated circuit. Configuration: PCB through-hole mounting. Housing (JEDEC standard): -. Housing: DIP20. Max temperature: +70°C.. Number of circuits: 1. Number of terminals: 20. RoHS: no. Type of circuits: Audio attenuation circuit. [V]: +12V. Original product from manufacturer: National Semiconductor. Quantity in stock updated on 13/11/2025, 16:06