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State-of-the-Art Packages

Features of System in Package(SiP)

System-in-a-Package (SiP) refers to a semiconductor device that incorporates multiple readily available chips into a single package; while System-on-a-Chip (SoC) refers to a device that incorporates a system of differently functioning circuit blocks on a single silicon chip.

Advantages of SiP
  • Space savings
  • Reduced EMC emissions
    • Conventional chip: Reduction in inductance
    • New chip: Reduction in inductance + Optimization of I/O drivers + Optimization of I/O-to-I/O interconnection
  • Reduced power consumption
    • Conventional chip: Reduction in external load capacitance
    • New chip: + Optimization of I/O drivers
  • Simplifies system design.
  • Simplifies board design.
SiP Disadvantages
  • Integration difficulties due to higher pin counts
  • Different test specifications and methods required by each system block
  • Complex component/chip procurement
  • Complex thermal design requirements
  • Difficult to maintain packaging reliability

Choices Between SiP and SoC

SiPs and SoCs can be selectively used according to the cost requirements and whether to reuse existing chips.

Types of SiPs

2-Chip Stacked SiP 1
2-Chip Side-by-Side SiP
2-Chip Stacked SiP 2
4-Chip Stacked & Side-by-Side SiP

Examples of SiPs that are already in full production

Leadframe-Based 3-Chip Stacked SiP

Laminate-Based 6-Chip Stacked SiP

Contacts

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