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Chemical content 74HCT257D

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Type numberPackagePackage descriptionTotal product weight
74HCT257DSOT109-1SO16142.95487 mg
12NCVersionPb-free solderingPb solderingNumber of processing cyclesAssembly siteRHF-indicator
MSLPPTMPPTMSLPPTMPPT
9337136506531112601235Suzhou, China; Nijmegen, Netherlands; Bangkok, Thailand 
SubpartMaterial groupSubstancesCAS numberMass(mg)Mass(%) of subpartMass(%) of total product
AdhesiveFillerSilver (Ag)7440-22-40.0233777.900000.01635
PolymerAcrylic resinProprietary0.0045615.200000.00319
Resin systemProprietary0.002076.900000.00145
subTotal0.03000100.000000.02099
DieDoped siliconSilicon (Si)7440-21-30.28510100.000000.19943
subTotal0.28510100.000000.19943
Lead Frame MaterialCopper alloyCopper (Cu)7440-50-836.7218297.4700025.68770
Iron (Fe)7439-89-60.904202.400000.63251
Phosphorus (P)7723-14-00.011300.030000.00791
Zinc (Zn)7440-66-60.037680.100000.02635
subTotal37.67500100.0000026.35447
Mould CompoundAdditiveNon hazardousProprietary4.900694.700003.42814
FillerSilica fused60676-86-082.3733079.0000057.62189
Flame retardantMagnesium Hydroxide (Mg(OH)2)1309-42-86.256206.000004.37635
PigmentCarbon black1333-86-40.208540.200000.14588
Polymer1,4-Bis(methoxymethyl)benzene/phenol copolymer26834-02-64.170804.000002.91756
Non hazardousProprietary4.275074.100002.99050
Tetramethylbiphenyl diglycidyl ether85954-11-62.085402.000001.45878
subTotal104.27000100.0000072.93910
Pre-PlatingPure metal layerGold (Au)7440-57-50.005651.000000.00395
Nickel (Ni)7440-02-00.5480597.000000.38337
Palladium (Pd)7440-05-30.011302.000000.00790
subTotal0.56500100.000000.39522
WirePure metalCopper (Cu)7440-50-80.12977100.000000.09077
subTotal0.12977100.000000.09077
total142.95487100.00000100.00000
Disclaimer
All information in this document is furnished for exploratory or indicative purposes only. All information in this document is believed to be accurate and reliable. However, Nexperia does not give any representations or warranties as to the accuracy or completeness of such information and shall have no liability for the consequences of use of such information. Nexperia may make changes to information published in this document at any time and without notice. Minor deviations may occur in the products from different manufacturing location. This document supersedes and replaces all information supplied prior to the publication hereof. Nothing in this document may be interpreted or construed as an offer to sell products that is open for acceptance or the grant, conveyance or implication of any license under any copyrights, patents or other industrial or intellectual property rights.