1. Thin Small Outline Package: This is the most common meaning of TSOP. It refers to a type of electronic package used for integrated circuits (ICs). It's known for being compact and thin, allowing for more efficient use of space on printed circuit boards (PCBs).
2. Treasury Security Offering Plan: This refers to a plan used in the US by the Treasury Department to sell Treasury securities, such as bonds or notes, to investors.
3. Technical Support Operations Plan: This term is used in the context of information technology (IT) and refers to a plan outlining procedures for technical support operations.
4. Tripartite Social Partnership: This is a concept in some European countries, referring to a cooperative relationship between government, employers, and trade unions.
5. Total Station Observation Point: This term is used in surveying and refers to a specific point used for measurements.
To determine the correct meaning of TSOP, you'll need to consider the context in which it's used. If you're unsure, providing more information about the situation will help to narrow down the possibilities.