Microsoft word - info regarding chem substances in lsc products_l (draft)
Frequently Requested Information Regarding Chemical Substances in Lattice Semiconductor Products
Lattice Semiconductor is fully committed to providing environmentally friendly processes, products, and shipping packages that meet our corporate commitment to protect the natural environment. Lattice has been actively tracking and is fully supportive of the various industry efforts throughout the world to phase out the use of undesirable substances from electronic equipment, materials, and manufacturing processes. Lattice Semiconductor Corporation represents that the substances listed below are not intentionally or willfully added to Lattice’s plastic device packages or used in the manufacturing process, excluding trace impurities (see the referenced tables for more detailed listings of certain categories of substances). PLEASE NOTE: This publication is intended as supplemental to Lattice’s RoHS Compliance and REACH Compliance declaration letters; substances regulated under these two regulations are not listed in this document. [1,1'-Biphenyl]-4-ol, 3,5-bis(1,1-dimethylethyl)- 2668-47-5
2,6-cis-Diphenylhexamethylcyclotetrasiloxane -
1,2-Benzenedicarboxylicacid di(C8-10 branched
2,6-cis-[(PhMeSiO)2(Me2SiO)2] 33204-76-1
1,2-Cyclohexane dicarboxylic acid diisononyl ester 166412-78-8
2-ethyl-hexyl-4-methoxycinnamate 5466-77-3
3-(1,1-dimethylethyl)[1,1'-biphenyl]-4-ol 42479-87-8
3-(4-Methylbenzylidene)camphor 36861-47-9
3,3’-Dimethyl-[1,1’-biphenyl]-4,4’-diamine -
3-Aminomethyl-3,5,5-trimethylcyclohexylamine 2855-13-2
4,4’-Dihydroxybiphenyl -4,4’-Biphenol
4-Nitrodiphenyl (4-nitro-1,1'-biphenyl), (4-Nitrobiphenyl) and its salts
2,2',4,4'-Tetrahydroxybenzophenone 131-55-5 Allyl alcohol
2,2',6,6'-Tetra-tert-butyl-4,4'-methylenediphenol 118-82-1
2,2-Bis(4-hydroxyphenyl)-n-butane 77-40-7 Aminodiphenyl (4-Aminobiphenyl)
Aniline 62-53-3 Antimony (Sb) and Antimony compounds
Co-planar polychlorinated biphenyls (Co-PCBs)
Benzene, bis(phenylmethyl)-, ar-methyl deriv.
Cyclohexene, 1-methyl-4-(1-methylethenyl)-,
Cyclohexene, 1-methyl-4-(1-methylethenyl)-, dimer 57912-86-4
Diethylamine, N-nitroso- (Nitrosamine diethyl)
Chlorinated paraffins (Short chain chlorinated
Esters adipate (Adipic acid di(ethylhexyl) ester)
Ethylene dichloride (1,2-Dichloroethane)
Ethylene thiourea; imidazolidine-2-thione; 2imidazoline-2-thiol
Formaldehyde (Formic aldehyde) (Formalin) (Methylene glycol) (Methylene oxide)
Monomethyldichlorodiphenylmethane (Ugilec 121 or 21)
Monomethyltetrachlorodiphenylmethane (Ugilec
Monomethyltin Tris-(Isooctylthioglycolate) -
Hexachlorophene (2,2'-dihydroxy-3, 3',5,5',6,6'-
N,N-Dicyclohexyl-2-benzothiazolsulfene amide 4979-32-2
Hydrobromofluorocarbons (HBFCs) (HBrFCs)
Ozone Depleting Substances (ODS), Class 1 and 2
Phenol, 2-(2H-benzotriazol-2-yl)-4-(1,1-dimethylethyl)-6-(1-methylpropyl)- 36437-37-3
Phenol, 2-(5-chloro-2H-benzotriazol-2-yl)-4,6-
Tert.-Butylhydroxyanisole(BHA) 25013-16-5
Polychlorinated triphenyls/terphenyls (PCTs)
Tris (2,3-dibromopropyl) phosphate (TBPP)
Vinyl chloride (monomer) (Chloroethylene)
LSC has no information to indicate that substances not included in the list above are contained in LSC’s products.
1 Bismuth was used as a component of the (Sn/Bi) lead plating on Pb-free TQFP packages until May 2005. This plating formulation was phased out in favor of matte tin.
2 Substance may be contained in leadframe alloys at approx. 0.01% or less of total package weight.
3 Red Phosphorus is used as a flame retardant component in select mold compound formulations. White Phosphorus is not used in Lattice products. Chemical Tables Table 1 – Ozone Depleting Substances* ODS Class I 1,1,1-Trichloroethane (Methyl chloroform) (MCF) ODS Class II
Carbon tetrachloride (Halon 1040) (Tetrachloromethane) (CT)
Dichlorotetrafluoroethane (CFC-114)+A104
*Includes all substances enumerated in the Montreal Protocol and US EPA Clean Air Act (1990, 1992). Table 2 - Amines formed by azo breakdown Table 5 – Metal compounds
4,4'-Methylene-bis(2-chloroaniline) 4-Aminodiphenyl and its salts
Table 3 - Asbestos Hexavalent Chromium (Cr6) Table 4 - Phthalates
Benzyl butyl phthalate (Butyl benzyl phthalate) 85-68-7
Bis(2-ethylhexyl) phthalate (DEHP) 117-81-7
Diethylhexyl phthalate (DEHP) 117-81-7
Chromium (except Cr6)
Diisodecyl phthalate (DIDP) 26761-40-0
Mono 2 ethyl hexylphthalate (MEHP) 4376-20-9
Lead chromate oxide Lead chromate molybdate sulfate red (C.I. Pigment Red 104) Lead hydrogen arsenate Lead sulfochromate yellow (C.1. Pigment Yellow 34) Lead nitrate Lead sulfate Copper Cupric chromate Cupric dichromate Nickel Nickel tetracarbonyl Trinickel disulfide Mercury Alkyl mercury Mercuric dichromate Table 6 – Organic Tin Compounds Bis(tri-n-butyltin)oxide Table 7 – Halogenated Substances Polybrominated Biphenyls (PBBs) Halogenated Dioxins and Furans Polybrominated Di/Biphenyl Ethers (PBDEs/PBBEs) Halogenated Hydrocarbons Polychlorinated Naphthalenes (PCN)
Tetrachloronaphthalene Trichloronaphthalene Be assured that your business is valued greatly by Lattice Semiconductor and that we will do everything within our power to provide you with the highest level of service and support and with the broadest portfolio of high performance Field Programmable Gate Arrays (FPGAs), Programmable Analog Chips (PAC) and high-performance ISPTM programmable logic devices (PLDs). Regards,
Chris Leonhard Sr. Customer Requirements Administrator Lattice Semiconductor Corp. custreq@latticesemi.com Legal Notice: The information provided herein represents Lattice's knowledge and belief on the date that the letter is provided. Lattice undertakes no responsibility to notify customers about changes to this information except as applicable under Lattice's Product Change Notification (PCN) procedure. The information contained herein is based on information provided to Lattice by its third party suppliers and subcontractors, and Lattice makes no warranty as to its accuracy. Except as expressly provided in Lattice's standard terms and conditions of sale, or as agreed in writing elsewhere, Lattice will not be liable for any direct damages, and under no circumstances will Lattice be liable for any indirect, incidental, special, consequential, punitive, or exemplary damages. Notwithstanding the foregoing, to the extent that Lattice may be held legally liable by a court of competent jurisdiction, Lattice's maximum liability will not exceed the purchase price of the specific part(s) at issue.
to move her neck in all directions without limitations ofrange of motion. Blinking rate is normal and posturaltremor of the hands has also disappeared. REFERENCES 1. Lim EC, Seet RC, Wilder-Smith EP, Ong BK. Dystonia gravida-rum: a new entity? Mov Disord 2006;21:69 –70. 2. Smith MS, Evatt ML. Movement disorders in pregnancy. Neurol3. Duane DD. Spasmodic torticollis: clinical and biologic