not adequately summarize key points of its contents . please consider expanding the lead to provide an accessible overview of all important aspects of the article . please discuss this issue on the article s talk page . april 2014 type subsidiary of microsemi traded as formerly nasdaq pmcs industry fabless semiconductor company founded 1984 headquarters sunnyvale california united states 1 key people ceo and president greg lang number of employees 1 500 2 website pmcs.com pmc sierra was a global fabless semiconductor company with offices worldwide that develops and sells semiconductor devices into the storage communications optical networking printing and embedded computing marketplaces . on jan 15 2016 microsemi corporation completed acquisition of pmc sierra through microsemi s subsidiary lois acquisition . 3 contents 1 history 2 technology 2.1 storage 2.2 communications 2.3 printers 3 references 4 external links history edit burnaby canada pmc sierra building sierra semiconductor was originally founded in 1984 in san jose california by james diller . 4 it received funding on january 11 1984 from sequoia capital and went public in 1991 . pacific microelectronics centre in burnaby british columbia canada was spun off from microtel pacific research the research arm of bc tel at the time to develop asynchronous transfer mode atm and later sonet integrated circuits chips . with investment from sierra semiconductor pmc was established in 1992 as a private company focused on providing networking semiconductors and became a wholly owned independently operated subsidiary of sierra semiconductor in 1994 . microtel is a part of verizon communications . in august 1996 sierra semiconductor announced its decision to exit the personal computer modem chipset business to restructure its other non networking products and focus on its networking products . 150 employees were made redundant . 5 in late 1996 it acquired bipolar integrated technology in beaverton oregon for about 10 million to enter the ethernet business . the headquarters was moved to burnaby and in june 1997 pmc sierra overtook its parent sierra semiconductor changing its name to pmc sierra . 6 it acquired integrated telecom technology inc. san jose for 55 million in cash and stock in 1998 . 4 between 2001 and 2015 the company was reported as having multiple rounds of redundancy . in 2001 350 employees or 24 % of total workforce were made redundant . 7 8 then in january 2003 176 employees were made redundant 9 and in june 2005 89 employees were made redundant . 10 in august 2006 30 to 40 employees were made redundant . 11 in 2007 two rounds of redundancy happened first in march 2007 175 employees were made redundant 12 and then in december 2007 18 employees were made redundant . 13 in july 2015 roughly 200 employees were made redundant as part of a restructuring measure . 14 in may 2006 pmc sierra acquired passave inc. a developer of system on chip semiconductors for the fiber to the home access market in a stock for stock transaction valued at approximately 300 million . passave was headquartered in boston and had a development center in tel aviv israel . 15 on october 22 2010 pmc sierra acquired wintegra inc. for 240 million . wintegra had 165 employees with the majority of its development team located in raanana israel and austin texas . 16 a further acquisition was made on the 29th of may 2013 when pmc acquired idt s enterprise flash controller business . 17 on september 4 2014 pmc licenses hp smart array intellectual property to accelerate growth in server storage solutions . 18 during the fall of 2015 both skyworks solutions 19 and microsemi 20 were attempting to acquire pmc sierra . on november 24 2015 microsemi announced that they had entered into an agreement to acquire pmc sierra . 21 technology edit this section needs additional citations for verification . relevant discussion may be found on the talk page . please help improve this article by adding citations to reliable sources . unsourced material may be challenged and removed . february 2015 learn how and when to remove this template message pmc sierra provides broadband communications and storage semiconductors for metro access fiber to the home wireless infrastructure enterprise and channel storage laser printers and customer premises equipment . pmc has more than 250 different semiconductor devices 22 that are sold to equipment manufacturers who in turn supply their equipment to communications network service providers and enterprises . as a fabless semiconductor company pmc sierra designs and tests products but outsources wafer fabrication and assembly functions to third party suppliers . pmc sierra s customers include hp emc corporation huawei cisco alcatel lucent fujitsu hitachi mitsubishi zte and juniper . storage edit pmc sierra offers products for storage networks and systems . 23 the company provides an interconnect and controller product family for sas and sata storage systems and server computer raid controllers . pmc sierra provides fibre channel controller and system interconnect products . pmc sierra acquired the channel storage business from adaptec . this business was named adaptec by pmc and makes sas sata raid adapters . in july 2013 pmc completed the acquisition of idt s flash controller business 24 and in august 2014 introduced the flashtec line of non volatile memory drives . pmc provides nvme hardware and software solutions to enterprise class and data center customers enabling world leading performance capacity and flexibility for their data center environments . the company s flashtec controller family currently offers the highest capacity nvme solutions in the industry . communications edit pmc sierra offers communication ics for metro access metro transport ftth pon ethernet over sonet sdh optical transport network otn and wireless base transceiver stations bts . 25 pmc sierra sells products for what is known as ethernet in the first mile which generally uses a passive optical network to residential areas . citation needed pmc sierra semiconductor devices allow wireless service providers to deploy wireless mobile phone network equipment . 26 this includes mips based network processors for wireless back haul and radio frequency integrated circuits for wideband radio modules . the company s unitrx chipsets are highly integrated low power rfics for wideband radio modules that operate in the 400 mhz to 4 ghz frequency range . these solutions address the performance requirements of 3gpp and 3gpp2 macro base station radio transceivers and support multiple standards such as mc gsm cdma2000 wcdma and lte . the company s digi g4 chipset is pmc s latest otn processor and it enables the transition to 400g line cards in otn switched metro networks . it is the industry s densest single chip 4x100g otn processor with 50 percent less power per port . in march 2015 the pmc digi g4 otn processor was awarded a lightwave innovation award 27 with the judges citing ... substantial new features technologies and capabilities included in the upgrade ... 27 printers edit pmc sierra has discrete and system on chip products for both laser and multi function printers . references edit sec filing 10 k sec filing http investor.microsemi.com 2016 01 15 microsemi corporation completes acquisition of pmc sierra inc a b robert ristelhueber september 1 1998 . pulling the plug . electronics design news . retrieved october 28 2013 . sierra semiconductor expects to cut 150 employees . the new york times . august 31 1996 . retrieved october 28 2013 . former sierra semi completes restructuring . retrieved on 2009 03 29 dead link error edn . edn . retrieved 18 november 2015 . pmc sierra to lay off 350 . retrieved on 2009 03 29 . marketwatch.com . 2001 10 18 . retrieved 2014 05 08 . pmc sierra lays off 176 . electronics design news . january 17 2003 . retrieved october 28 2013 . pmc sierra cuts 89 jobs . electronics design news . june 24 2005 . retrieved october 28 2013 . more layoffs at pmc sierra . electronics design news . august 31 2006 . retrieved october 28 2013 . suzanne deffree march 30 2007 . pmc sierra closes r & d centers cuts 175 jobs . electronics design news . retrieved october 28 2013 . 10 k sec filing by pmc sierra on 02 26 09 . retrieved on 2009 03 29 pmc news release . retrieved 18 november 2015 . pmc sierra to buy passave for 300m . marketwatch . april 4 2006 . retrieved october 28 2013 . pmc sierra buys wintegra the acquisition of wintegra expands pmc sierra s presence in israel where its ftth business is based . . globes israel s business arena . october 24 2010 . retrieved october 28 2013 . pmc sierra announces acquisition of idt ssd assets . storagereview . may 31 2013 . retrieved january 7 2015 . pmc licenses hp smart array intellectual property to accelerate growth in server storage solutions . marketwatch . september 4 2014 . retrieved january 13 2015 . skyworks to acquire pmc sierra for 2 billion in cash . business wire . 2015 10 05 . microsemi corporation announces superior proposal to acquire pmc sierra inc. for 11.50 per share with intent to close in december 2015 . 2015 10 19 . http www.wsj.com articles microsemi wins battle to buy pmc sierra 1448371039 1 2 archived september 12 2010 at the wayback machine . pmc news release . retrieved 18 november 2015 . 3 archived april 27 2010 at the wayback machine . 4 archived april 18 2010 at the wayback machine . a b lightwave staff . pmc digi g4 otn processor . retrieved 18 november 2015 . external links edit official website business data for pmc sierra hoover s bloomberg reuters profile of sierra semiconductor p307 v t e solid state drives key terminology encryption ecc flash file system flash memory slc mlc flash memory controller garbage collection iops mb s memory wear open channel ssd over provisioning read disturb secure erase solid state storage trim command wear leveling write amplification flash manufacturers im flash technologies micron samsung sk hynix joint venture between sandisk and toshiba controllers independent greenliant systems indilinx now part of toshiba ocz jmicron marvell phison pmc sierra sandforce now part of seagate smi captive fusion io hgst stec intel micron samsung seagate toshiba ocz ssd manufacturers list of solid state drive manufacturers interfaces advanced host controller interface ahci fibre channel fc nvm express nvme pci express pcie sata express serial ata sata serial attached scsi sas universal serial bus usb configurations hdd form factors msata m. 2 pci express expansion card thunderbolt mini displayport usb type c u. 2 related organizations incits jedec jc 42 jc 64.8 onfi nvmhci work group usb if sata io sff committee snia sssi t10 scsi t11 fc t13 ata category retrieved from https en.wikipedia.org w index.php title pmc sierra & oldid 733952447 categories companies established in 1984fabless semiconductor companiescompanies listed on nasdaqhidden categories all articles with dead external linksarticles with dead external links from october 2013articles with wayback machine linkswikipedia introduction cleanup from april 2014all pages needing cleanuparticles covered by wikiproject wikify from april 2014all articles covered by wikiproject wikifyarticles needing additional references from february 2015all articles needing additional referencesall articles with unsourced statementsarticles with unsourced statements from january 2011 navigation menu personal tools not logged intalkcontributionscreate accountlog in namespaces article talk variants views read edit view history more search navigation main pagecontentsfeatured contentcurrent eventsrandom articledonate to wikipediawikipedia store interaction helpabout wikipediacommunity portalrecent changescontact page tools what links hererelated changesupload filespecial pagespermanent linkpage informationwikidata itemcite this page print export create a bookdownload as pdfprintable version languages edit links this page was last modified on 11 august 2016 at 04 50 . text is available under the creative commons attribution sharealike license ; additional terms may apply . by using this site you agree to the terms of use and privacy policy . wikipedia is a registered trademark of the wikimedia foundation inc. a non profit organization . privacy policy about wikipedia disclaimers