Introduction
Synopsys 3DIC Compiler is a powerful platform for 2.5D and 3D IC design. Moreover, it supports interposer-based architecture planning and chiplet integration. In addition, it enables floorplanning, routing, and system-level analysis in a unified environment. Therefore, designers can optimize performance, power, thermal behavior, and area efficiently. Furthermore, it is widely used in modern heterogeneous integration workflows.

Learner Prerequisites

• Basic knowledge of VLSI design flow. Moreover, understanding semiconductor fundamentals is required.
• Familiarity with physical design concepts such as floorplanning and routing.
• Understanding of IC packaging and advanced node technologies. In addition, exposure to chiplet concepts is helpful.
• Basic awareness of timing, power, and signal integrity.
• General understanding of multi-die system architecture.

Table of Contents 

1. Introduction to Interposer Design & 2.5D Integration
1.1 Overview of 2.5D IC architecture. Moreover, role of interposers in integration.
1.2 Types of interposers such as silicon, organic, and glass.
1.3 Benefits of 2.5D integration. In addition, key technical challenges.
1.4 Real-world applications and industry use cases.

2. 3DIC Compiler Environment Setup for 2.5D Flow
2.1 Project creation and setup workflow.
2.2 Technology files and library configuration. Moreover, their importance in accuracy.
2.3 Importing chiplets and system components.
2.4 Interface overview and workspace navigation.

3. Interposer Floorplanning Techniques
3.1 Die placement strategies on interposer.
3.2 Power planning across multiple dies. Furthermore, ensuring stable distribution.
3.3 Signal routing considerations between chiplets.
3.4 Constraints definition and optimization objectives.

4. Chiplet Integration Methodology
4.1 Die-to-die connectivity planning.
4.2 High-bandwidth interface design. In addition, latency considerations.
4.3 Standard protocols and interface alignment.
4.4 Integration checks and validation flow. Therefore, ensuring correctness early.

5. Routing and Connectivity in 2.5D Designs
5.1 Interposer routing architecture overview.
5.2 Redistribution layer (RDL) planning.
5.3 Critical net handling. Moreover, congestion management strategies.
5.4 Signal integrity and timing optimization.

6. Power, Thermal, and IR Drop Analysis
6.1 Power network design for multi-die systems.
6.2 Thermal-aware floorplanning strategies. In addition, heat distribution control.
6.3 IR drop analysis techniques and fixes.
6.4 Reliability challenges in interposer systems. Therefore, robust design is essential.

7. Verification and Design Rule Checking
7.1 Physical verification flow overview.
7.2 DRC and LVS for multi-die systems. Moreover, cross-die validation.
7.3 Connectivity and assembly checks.
7.4 Debugging and issue resolution techniques.

8. Performance Optimization in 2.5D Integration
8.1 Timing closure across chiplets.
8.2 Power-performance-area (PPA) trade-offs. In addition, optimization strategies.
8.3 Design space exploration methods.
8.4 System-level optimization techniques.

9. Advanced Packaging Co-Design Techniques
9.1 Chiplet and interposer co-optimization.
9.2 Heterogeneous integration approaches. Moreover, system balancing techniques.
9.3 Multi-domain synchronization strategies.
9.4 Emerging packaging technology trends.

10. Tapeout Preparation & Signoff Flow
10.1 Final design validation steps.
10.2 GDSII and interposer data generation.
10.3 Signoff checks and quality assurance. In addition, reliability verification.
10.4 Manufacturing handoff process. Therefore, ensuring production readiness.

Conclusion
This training provides a complete understanding of interposer-based 2.5D integration using Synopsys 3DIC Compiler. Moreover, it covers planning, chiplet integration, routing, verification, and signoff. Therefore, learners gain strong practical knowledge for real-world multi-die design implementation.