There are two main avenues for downloading PSpice: the professional trial and the free dedicated version for Texas Instruments (TI) components. 1. PSpice for TI (Recommended Free Version)

Create a profile (Transient/AC/DC) and click the "Run" button.

Use the "Place PSpice Part" option to add resistors, capacitors, and TI ICs.

Start a "New Project" and select "Analog or Mixed A/D."

Click the download link provided to get the PSpice installation file.