Microsemi Corporation
November 6, 2017
Product/Process Change Notification No: 160198
Change Classification: Major
Subject: Qualification of Unisem, Chengdu as a 2nd source for additional
miSLIC™ products using the 48 QFN 7x7 package
Description of Change:
Microsemi is qualifying an additional assembly site for the Voice Line Circuits 48-pin miSLIC
product family currently manufactured in ASE, Malaysia (ASEM). Unisem, Chengdu is already a
qualified assembly site for other Microsemi products.
The package Bill of Material (BOM) for the two sites are listed in the table below.
Mold Compound
Die Attach
Wire
Lead Finish
ASEM
BOM
CEL-9240HF10AK-G1
CRM1076DS
0.8mil PdCu
Matte-Tin
Unisem
BOM
G770HP
AB 8290
0.8mil AuPdCu
Matte-Tin
Reason for Change:
Unisem, Chengdu will be used as a dual source assembly supplier for 48 QFN 7x7 packaged
products to support growing demand.
Product Identification:
The second line of the product’s mark contains the manufacturing trace code “YYWWAZZ”,
where YY = Year, WW = Work Week, A = Assembly Location Code and ZZ = Wafer Lot
Sequence. The current product from ASEM is printed with an assembly location code of “M”.
The assembly location code defined for Unisem, Chengdu will be “R”.
Application Impact:
There is no impact to the customers’ applications since there are no changes to form, fit,
function, or product reliability as a result of the addition of this assembly site.
Method of Identifying Changed Product:
The assembly location is listed on the product package box and tape and reel labels.
Microsemi Corporation
One Enterprise, Aliso Viejo, CA 92656 USA
Within the USA: +1 (800) 713-4113 Outside the USA: +1 (949) 380-6100 Sales: +1 (949) 380-6136 Fax: +1 (949) 215-4996 E-mail: sales.support@microsemi.com. www.microsemi.com
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Page 1 of 3
Products Affected by this Change:
Package
QFN
QFN
QFN
Body Size
7x7
7x7
7x7
Pin Count
48
48
48
Ordering Part number
Le9642PQC / Le9642PQCT
Le9651PQC / Le9651PQCT
Le9652PQC / Le9652PQCT
Production Shipment Schedule:
Product from the new assembly site is planned to ship no sooner than February 5, 2018, unless
customer waives the 90-day notification period.
Qualification Data:
The Qualification Report for this 7x7 QFN package accompanies this notification.
Samples Availability:
Samples are available upon request.
Please contact your local Microsemi representative to place sample orders.
Contact Information:
Communication Product Group
Microsemi Corporation
PCN@microsemi.com
Any projected dates in this PCN are based on the most current product information at the time this PCN is
being issued, but they may change due to unforeseen circumstances. For the latest schedule and any
other information, please contact your local Microsemi Sales Office, the factory contact shown above, or
your local distributor.
This Product/Process Change Notification is confidential and proprietary information of Microsemi and is
intended only for distribution by Microsemi to its customers, for customers’ use only. It must not be copied
or provided to any third party without Microsemi's prior written consent.
Microsemi makes no warranty, representation, or guarantee regarding the information contained herein or the suitability of its products and services for any particular
purpose, nor does Microsemi assume any liability whatsoever arising out of the application or use of any product or circuit. The products sold hereunder and any other
products sold by Microsemi have been subject to limited testing and should not be used in conjunction with mission-critical equipment or applications. Any performance
specifications are believed to be reliable but are not verified, and Buyer must conduct and complete all performance and other testing of the products, alone and together
with, or installed in, any end-products. Buyer shall not rely on any data and performance specifications or parameters provided by Microsemi. It is the Buyer’s
Microsemi Corporate Headquarters
responsibility to independently determine suitability of any products and to test and verify the same. The information provided by Microsemi hereunder is provided “as is,
One Enterprise, Aliso Viejo, CA 92656 USA
where is” and with all faults, and the entire risk associated with such information is entirely with the Buyer. Microsemi does not grant, explicitly or implicitly, to any party
Within the USA: +1 (800) 713-4113
any patent rights, licenses, or any other IP rights, whether with regard to such information itself or anything described by such information. Information provided in this
Outside the USA: +1 (949) 380-6100
document is proprietary to Microsemi, and Microsemi reserves the right to make any changes to the information in this document or to any products and services at any
Sales: +1 (949) 380-6136
time without notice.
Fax: +1 (949) 215-4996
About Microsemi
E-mail: sales.support@microsemi.com
Microsemi Corporation (Nasdaq: MSCC) offers a comprehensive portfolio of semiconductor and system solutions for aerospace & defense, communications, data center
www.microsemi.com
©2016 Microsemi Corporation. All rights reserved. and industrial markets. Products include high-performance and radiation-hardened analog mixed-signal integrated circuits, FPGAs, SoCs and ASICs; power management
Microsemi and the Microsemi logo are registered products; timing and synchronization devices and precise time solutions, setting the world's standard for time; voice processing devices; RF solutions; discrete
components; enterprise storage and communication solutions; security technologies and scalable anti-tamper products; Ethernet solutions; Power-over-Ethernet ICs and
trademarks of Microsemi Corporation. All other
midspans; as well as custom design capabilities and services. Microsemi is headquartered in Aliso Viejo, Calif., and has approximately 4,800 employees globally. Learn more
trademarks and service marks are the property
at www.microsemi.com.
of their respective owners.
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Page 2 of 3
CHANGE APPROVAL SUPPLEMENT
Customer Acknowledgement / Approval for
Product/Process Change Notification No: 160198
Microsemi Corporation intends to implement this change 90 days after this notification.
Acknowledgement of your company’s acceptance of this change is requested per
contractual agreement. Response within 30 days is required.
Accepted
Rejected
_______________________________
Signature
______________________
Date
_______________________________
Name
______________________
Title
Please enter rationale for rejection, if applicable: __________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
______________________________________________________________________
Microsemi Corporation
One Enterprise, Aliso Viejo, CA 92656 USA
Within the USA: +1 (800) 713-4113 Outside the USA: +1 (949) 380-6100 Sales: +1 (949) 380-6136 Fax: +1 (949) 215-4996 E-mail: sales.support@microsemi.com. www.microsemi.com
MSC-F-0003 Rev 4
Do Not Distribute Outside Microsemi Without Written Permission
Page 3 of 3