INTRODUCTION:
3D IC or 3-Dimensional Integrated Circuit is a term in electronics
used for a chip in which two or more layers of active electronic components are
integrated both vertically and horizontally into a single circuit. The semiconductor industry is hotly pursuing this
emerging technology in many different forms; thus the full definition is still
somewhat fluid. In a 3D IC package two or more chips (ICs) are stacked
vertically so that they occupy less space and/or have greater connectivity. There
are 4 manufacturing technologies for 3D IC namely, Monolithic, Wafer-on-Wafer, Die-on-Wafer, and Die-on-Die
method.
CURRENT SCENARIO OF 3D IC MARKET:
The
significant growth of the 3D IC market is attributed to accelerated demand for
higher bandwidths, reduced power consumption, and higher density. High
efficiency of the solution and the guaranteed return on investment (ROI) has
made 3D IC technology plus its integration with through silicon vias (TSVs)
significant commercial strides in the past 2 years. There are some challenges
too as this technology is new it is poised to face some new challenges like Design complexity, TSV-introduced overhead, Testing,
Lack of standards, Heterogeneous integration supply chain, and Lack of clearly
defined ownership. Memories and sensors are expected to provide the
largest market owing to improvements in design that can be achieved in 3D ICs.
BENEFITS OF 3D ICs:
Footprint - More functionality in a smaller space. Moore’s Law is extended.
Cost effective.
Increased Bandwidth – The stack up arrangement allows a bus much wider than the typical 128 or 256 bits alleviating
the memory wall problem.
Heterogeneous integration – The concept of putting different functionality
in different layers provides heterogeneous integration of different processes.
Shorter interconnect - Average wire length is reduced.
Power – Reduced power consumption
by 15-100 times. Less parasitic
capacitance, less heat generation, extended battery life, and lower cost of
operation.
Design - Higher order of connectivity and vertical
design offers new design possibilities.
Circuit security – Reverse engineering
of the circuitry is quite complicated hence providing a certain level of
security.
FUTURE PROSPECTS OF 3D IC MARKET:
According to new market research report by MarketsandMarkets, the
total 3D IC market is expected to reach $6.55 billion by 2016 at a CAGR of
16.9% from 2011 to 2016. Asia is leading the 3D IC market and has the
highest growth rate. This is mainly because a huge number of semiconductor
companies such as Samsung (South Korea), United Microelectronics Corporation
(Taiwan), Taiwan Semiconductor Manufacturing Company Limited (Taiwan), and more
boosting the 3D IC manufacturing in a cost effective manner. In terms of
revenue generation too, Asia holds the highest share of around 40%, followed by
North America with 35%. In the near future, it is expected that newer
applications such as hybrid memory, graphics processor unit, low density parity
check decoder, and cell broadband engine will emerge and serve as potential
markets for 3D ICs and TSV interconnects. This new 3D IC/Chip Market and
TSV Interconnect Market research report categorizes the 3D IC market on the
basis of manufacturing approaches, usage in different end-products,
applications and geographical analysis; forecasting revenue and analyzing
trends.
The report can be referred here:
http://www.sbwire.com/press-releases/3d-ic-and-tsv-interconnect-market-worth-655-billion-by-2016-at-a-cagr-of-169-382301.htm
http://www.sbwire.com/press-releases/3d-ic-and-tsv-interconnect-market-worth-655-billion-by-2016-at-a-cagr-of-169-382301.htm
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