| U.S. Companies Must Actively
Support International Standards |
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Many semiconductor companies in the United
States are not aware of the existence of international packaging
standard- ization. This activity occurs in the International
Electrotechnical Commission (IEC) Organization's Technical
Committee 47 for Semiconductors.
The IEC was established in 1906. It prepares
and publishes international standards for all electrical,
electronic and related technologies.
IEC's international standards facilitate
world trade by removing technical barriers to trade, which
leads to new markets and economic growth.
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By
Mark Bird Contributing Editor
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Participants
The country membership today has more than
50 participating countries, including the entire world's major trading
nations and a number of industrializing countries.
The Subcommittee focused on package outlines
is the IEC's SC-47D. Many of the IEC committees reflect the same
functional areas as the JEDEC (www.jedec.org)
committees (see table for a partial list).
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Standards
Organizations and Committees
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TC/SC
Function
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TC47
(JEDEC
Board)*
General
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SC47A
ICs
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SC47D
(JC-11)
Mech.
Std.
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SC47E
(JC-11,
JC-25)
Discretes
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Chairman
Secretariat
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France
USA
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France
Japan
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USA
USA
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France
Korea |
Title
Conveyor
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WG-1
(JC-10)
Terms & Def.
UK
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WG-2
(JC-40)
Logic IC
Japan
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WG-1
(JC-11)
Mech. Outline
USA
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WG-1
Semi Sensors
France
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Title
Conveyor
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WG-2
(JC-14.1)
Enviro Test
France
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WG-3
(JC-42)
Memories
USA
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WG-2
(JC-11)
Terms & Def.
Japan
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WG-2
Microwave
Japan
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Standards
Organizations
The TC47 WG-2 prepares semiconductor packaging
standard test methods, which is exactly what is done by JEDEC's
JC-14.1. Several other IEC committees work on standards that can
impact packaging configurations, test methods and quality/reliability
requirements.
The IEC works differently than the JEDEC committees.
In IEC one country has one vote, unlike JEDEC where one company
has one vote. The IEC nor-mally meets twice annually to discuss
new proposals and review the present balloting results.
Balloting
The IEC has four basic stages of balloting.
Since the IEC meetings are international, and their meeting schedule
is twice a year, the balloting cycle can easily be two to three
years in length. The IEC management group is working on ways to
cut this cycle time by half to meet the needs of the semiconductor
market.
To become an active member of the USA delegation
for IEC TC47 or other subcommittees, the USA national committee
(ANSI) must appoint the candidate. To qualify, the candidate must
first be an active member of a related JEDEC committee, and must
be willing to work with the USA's chief delegate and technical advisor
to support the IEC standards balloting activities.
Standardization of U.S. package outlines, test
methods and quality/reliability requirements takes place in the
JEDEC (JC-11 and JC-14) committees, while the Japanese standards
are formulated by the Electronic Industries Association of Japan
(EIAJ) committees.
The JEDEC and EIAJ committees work together
on new standards. The two committees meet at least annually and,
in some cases, every six months on critical new technology standards.
JEDEC and EIAJ work very hard to harmonize
their committees' inputs to drive to one and only one standard.
It is not unusual, therefore to see the same basic standard in both
JEDEC and EIAJ publications.
The final step in standardization is to make
the newly created standard accepted internationally.
In the U.S., the problem is that only four
domestic companies lend any support to IEC's semiconductor standardization.
This lack of support does not allow all the
U.S. specifications to be carried to the last step. While most U.S.-based
companies trumpet their support of semiconductor standards, they
do not support the U.S. in the IEC activities.
Although JEDEC membership is over 300 companies,
we are only supporting international standardization at about a
1 percent level. We have a national problem that needs resolution.
We must do better.
It's understandable that the smaller countries
are unable to support more than one IEC delegate, but not a major
player in the semiconductor market like the U.S.
The choice is ours. Is the U.S. going to be
the driver or be driven in the international packaging standards
arena?
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Mr. Bird is an Amkor Technology Fellow
and the director of technical marketing at Amkor in Chandler,
Ariz. Readers may contact him at mbird@amkor.com
or by phone at 480.821.5000.
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