Patent ID: 11901402
Assignee: TEXAS INSTRUMENTS INCORPORATED
Field: Semiconductors (Electrical engineering)
Classification: CPC H | IPC H

Claim 11:
12. The packaged electronic device of claim 11, wherein:
the lower-bandgap dielectric layer includes a silicon oxynitride layer above the first dielectric layer, and a silicon nitride layer above the silicon oxynitride layer;
the conductive first capacitor plate is above the silicon nitride layer;
the second lower-bandgap dielectric layer includes: a second silicon oxynitride layer above the second dielectric layer; and a second silicon nitride layer above the second silicon oxynitride layer;
the second capacitor plate is above the second silicon nitride layer;
a thickness of the second silicon oxynitride layer along the third direction is greater than a thickness of the silicon oxynitride layer along the third direction; and
a thickness of the second silicon nitride layer along the third direction is greater than a thickness of the silicon nitride layer along the third direction.