IT8422846A1 - Dispositivo a semiconduttore e procedimento per la sua fabbricazione - Google Patents

Dispositivo a semiconduttore e procedimento per la sua fabbricazione

Info

Publication number
IT8422846A1
IT8422846A1 IT1984A22846A IT2284684A IT8422846A1 IT 8422846 A1 IT8422846 A1 IT 8422846A1 IT 1984A22846 A IT1984A22846 A IT 1984A22846A IT 2284684 A IT2284684 A IT 2284684A IT 8422846 A1 IT8422846 A1 IT 8422846A1
Authority
IT
Italy
Prior art keywords
procedure
manufacturing
semiconductor device
semiconductor
Prior art date
Application number
IT1984A22846A
Other languages
English (en)
Other versions
IT1176815B (it
IT8422846A0 (it
Original Assignee
Hitachi Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from JP58177944A external-priority patent/JPS6070750A/ja
Priority claimed from JP58177945A external-priority patent/JPS6070751A/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of IT8422846A0 publication Critical patent/IT8422846A0/it
Publication of IT8422846A1 publication Critical patent/IT8422846A1/it
Application granted granted Critical
Publication of IT1176815B publication Critical patent/IT1176815B/it

Links

Classifications

    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K20/00—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating
    • B23K20/002—Non-electric welding by applying impact or other pressure, with or without the application of heat, e.g. cladding or plating specially adapted for particular articles or work
    • B23K20/004—Wire welding
    • B23K20/005—Capillary welding
    • B23K20/007—Ball bonding
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/01—Manufacture or treatment
    • H10W72/019—Manufacture or treatment of bond pads
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W70/00—Package substrates; Interposers; Redistribution layers [RDL]
    • H10W70/60—Insulating or insulated package substrates; Interposers; Redistribution layers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W70/00—Package substrates; Interposers; Redistribution layers [RDL]
    • H10W70/60—Insulating or insulated package substrates; Interposers; Redistribution layers
    • H10W70/67—Insulating or insulated package substrates; Interposers; Redistribution layers characterised by their insulating layers or insulating parts
    • H10W70/68—Shapes or dispositions thereof
    • H10W70/682—Shapes or dispositions thereof comprising holes having chips therein
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/01—Manufacture or treatment
    • H10W72/015—Manufacture or treatment of bond wires
    • H10W72/01551—Changing the shapes of bond wires
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/01—Manufacture or treatment
    • H10W72/015—Manufacture or treatment of bond wires
    • H10W72/01565—Thermally treating
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/0711—Apparatus therefor
    • H10W72/07141—Means for applying energy, e.g. ovens or lasers
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/073—Connecting or disconnecting of die-attach connectors
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/073—Connecting or disconnecting of die-attach connectors
    • H10W72/07331—Connecting techniques
    • H10W72/07336—Soldering or alloying
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/075—Connecting or disconnecting of bond wires
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/075—Connecting or disconnecting of bond wires
    • H10W72/07511—Treating the bonding area before connecting, e.g. by applying flux or cleaning
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/075—Connecting or disconnecting of bond wires
    • H10W72/07521—Aligning
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/075—Connecting or disconnecting of bond wires
    • H10W72/07531—Techniques
    • H10W72/07532—Compression bonding, e.g. thermocompression bonding
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/071—Connecting or disconnecting
    • H10W72/075—Connecting or disconnecting of bond wires
    • H10W72/07531—Techniques
    • H10W72/07532—Compression bonding, e.g. thermocompression bonding
    • H10W72/07533—Ultrasonic bonding, e.g. thermosonic bonding
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/30—Die-attach connectors
    • H10W72/321—Structures or relative sizes of die-attach connectors
    • H10W72/325—Die-attach connectors having a filler embedded in a matrix
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/30—Die-attach connectors
    • H10W72/351—Materials of die-attach connectors
    • H10W72/352—Materials of die-attach connectors comprising metals or metalloids, e.g. solders
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/50—Bond wires
    • H10W72/531—Shapes of wire connectors
    • H10W72/536—Shapes of wire connectors the connected ends being ball-shaped
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/50—Bond wires
    • H10W72/531—Shapes of wire connectors
    • H10W72/5363—Shapes of wire connectors the connected ends being wedge-shaped
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/50—Bond wires
    • H10W72/551—Materials of bond wires
    • H10W72/552—Materials of bond wires comprising metals or metalloids, e.g. silver
    • H10W72/5522—Materials of bond wires comprising metals or metalloids, e.g. silver comprising gold [Au]
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/50—Bond wires
    • H10W72/551—Materials of bond wires
    • H10W72/552—Materials of bond wires comprising metals or metalloids, e.g. silver
    • H10W72/5524—Materials of bond wires comprising metals or metalloids, e.g. silver comprising aluminium [Al]
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/50—Bond wires
    • H10W72/59—Bond pads specially adapted therefor
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/851—Dispositions of multiple connectors or interconnections
    • H10W72/874—On different surfaces
    • H10W72/884—Die-attach connectors and bond wires
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/90—Bond pads, in general
    • H10W72/951—Materials of bond pads
    • H10W72/952—Materials of bond pads comprising metals or metalloids, e.g. PbSn, Ag or Cu
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W72/00—Interconnections or connectors in packages
    • H10W72/90—Bond pads, in general
    • H10W72/981—Auxiliary members, e.g. spacers
    • H10W72/983—Reinforcing structures, e.g. collars
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W74/00—Encapsulations, e.g. protective coatings
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W90/00—Package configurations
    • H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
    • H10W90/731—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors
    • H10W90/734—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors between a chip and a stacked insulating package substrate, interposer or RDL
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W90/00—Package configurations
    • H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
    • H10W90/731—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors
    • H10W90/736—Package configurations characterised by the relative positions of pads or connectors relative to package parts of die-attach connectors between a chip and a stacked lead frame, conducting package substrate or heat sink
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W90/00—Package configurations
    • H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
    • H10W90/751—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires
    • H10W90/754—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires between a chip and a stacked insulating package substrate, interposer or RDL
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10W—GENERIC PACKAGES, INTERCONNECTIONS, CONNECTORS OR OTHER CONSTRUCTIONAL DETAILS OF DEVICES COVERED BY CLASS H10
    • H10W90/00—Package configurations
    • H10W90/701—Package configurations characterised by the relative positions of pads or connectors relative to package parts
    • H10W90/751—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires
    • H10W90/756—Package configurations characterised by the relative positions of pads or connectors relative to package parts of bond wires between a chip and a stacked lead frame, conducting package substrate or heat sink

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Wire Bonding (AREA)
  • Internal Circuitry In Semiconductor Integrated Circuit Devices (AREA)
IT22846/84A 1983-09-28 1984-09-26 Dispositivo a semiconduttore e procedimento per la sua fabbricazione IT1176815B (it)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP58177944A JPS6070750A (ja) 1983-09-28 1983-09-28 半導体装置
JP58177945A JPS6070751A (ja) 1983-09-28 1983-09-28 半導体装置

Publications (3)

Publication Number Publication Date
IT8422846A0 IT8422846A0 (it) 1984-09-26
IT8422846A1 true IT8422846A1 (it) 1986-03-26
IT1176815B IT1176815B (it) 1987-08-18

Family

ID=26498290

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22846/84A IT1176815B (it) 1983-09-28 1984-09-26 Dispositivo a semiconduttore e procedimento per la sua fabbricazione

Country Status (7)

Country Link
KR (1) KR920008252B1 (it)
DE (1) DE3435489A1 (it)
FR (1) FR2555813B1 (it)
GB (1) GB2146937B (it)
HK (1) HK22389A (it)
IT (1) IT1176815B (it)
SG (1) SG77288G (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1183375B (it) * 1984-02-24 1987-10-22 Hitachi Ltd Dispositivo a semiconduttori comprendente una pallina, fili conduttori e porzioni conduttrici esterneche sono collegate alla pallina mediante tali fili conduttori
JPS60223149A (ja) * 1984-04-19 1985-11-07 Hitachi Ltd 半導体装置
US4705204A (en) * 1985-03-01 1987-11-10 Mitsubishi Denki Kabushiki Kaisha Method of ball forming for wire bonding
US4976393A (en) * 1986-12-26 1990-12-11 Hitachi, Ltd. Semiconductor device and production process thereof, as well as wire bonding device used therefor
DK0383091T3 (da) * 1989-02-13 1994-02-07 Bayer Agrochem Kk Insecticidt virksomme nitroforbindelser
US5437405A (en) * 1994-08-22 1995-08-01 National Semiconductor Corporation Method and apparatus for stitch bonding of wires to integrated circuit bonding pads
DE102007025658B4 (de) * 2007-06-01 2009-04-09 Infineon Technologies Ag Bonddrahtanordnung und Verfahren zur Herstellung einer Bonddrahtanordnung
US11172915B2 (en) 2019-04-24 2021-11-16 Covidien Lp Specimen retrieval devices with selective bag release

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT201117B (de) * 1956-10-31 1958-12-10 Western Electric Co Verfahren zur Verbindung eines metallischen Leiters mit einem Halbleiterkörper
NL113327C (it) * 1956-10-31 1900-01-01
GB1106163A (en) * 1964-03-02 1968-03-13 Post Office Improvements in or relating to the bonding of metals to semiconductor, metallic or non-metallic surfaces
NL7406783A (nl) * 1974-05-21 1975-11-25 Philips Nv Werkwijze voor het aanbrengen van een draad- verbinding aan een halfgeleiderinrichting.
GB1536872A (en) * 1975-05-15 1978-12-20 Welding Inst Electrical inter-connection method and apparatus
DE2929623C2 (de) * 1979-07-21 1981-11-26 W.C. Heraeus Gmbh, 6450 Hanau Feinstdraht aus einer Aluminiumlegierung
DE3023528C2 (de) * 1980-06-24 1984-11-29 W.C. Heraeus Gmbh, 6450 Hanau Aluminium enthaltender Feinstdraht
JPS5712531A (en) * 1980-06-26 1982-01-22 Fujitsu Ltd Wire bonding method
NL8005922A (nl) * 1980-10-29 1982-05-17 Philips Nv Werkwijze voor het vormen van een draadverbinding.
NL184184C (nl) * 1981-03-20 1989-05-01 Philips Nv Werkwijze voor het aanbrengen van kontaktverhogingen op kontaktplaatsen van een electronische microketen.
US4390771A (en) * 1981-05-11 1983-06-28 Fairchild Camera & Instrument Corp. Bonding wire ball forming method and apparatus
US4387283A (en) * 1981-08-03 1983-06-07 Texas Instruments Incorporated Apparatus and method of forming aluminum balls for ball bonding
DD200954A1 (de) * 1981-10-20 1983-06-22 Wolfgang Werner Mikrodraht aus aluminium fuer das drahtbonden
JPS58154241A (ja) * 1982-03-10 1983-09-13 Hitachi Ltd 半導体装置及びその製法

Also Published As

Publication number Publication date
HK22389A (en) 1989-03-24
KR850002668A (ko) 1985-05-15
IT1176815B (it) 1987-08-18
FR2555813A1 (fr) 1985-05-31
GB2146937A (en) 1985-05-01
FR2555813B1 (fr) 1986-06-20
SG77288G (en) 1989-03-23
DE3435489A1 (de) 1985-05-02
GB2146937B (en) 1987-04-23
KR920008252B1 (ko) 1992-09-25
IT8422846A0 (it) 1984-09-26
GB8424394D0 (en) 1984-10-31

Similar Documents

Publication Publication Date Title
IT8168603A0 (it) Dispositivo a semiconduttore e procedimento per la sua fabbricazione
IT8319413A0 (it) Dispositivo a semiconduttori eprocedimento per la sua fabbricazione.
IT1176006B (it) Dispositivo di memoria a semiconduttore e procedimento per, la sua fabbricazione
IT1167381B (it) Dispositivo a circuito integrato a semiconduttori e procedimento per la sua fabbricazione
IT1140271B (it) Dispositivo a semiconduttore e procedimento per la sua produzione
ITMI922403A0 (it) Dispositivo a semiconduttore e procedimento per la sua fabbricazione
KR920003832A (ko) 반도체 장치 제조 방법
IT8221089A0 (it) Procedimento e dispositivo per drogare un materiale semiconduttore
KR860001495A (ko) 반도체장치 및 그 제조방법
KR850006258A (ko) 반도체장치 제조방법
KR900008644A (ko) 반도체 장치 제조 방법
IT8168266A0 (it) Dispositivo a semiconduttore e procedimento per la sua fabbricazione
KR840008214A (ko) 반도체장치 및 그 제조방법
DE3479943D1 (de) A masterslice semiconductor device
KR890015368A (ko) 반도체장치 제조방법
KR840009181A (ko) 반도체 장치의 제조방법
IT1184402B (it) Dispositivo a circuito integrato a semiconduttori e procedimento per la produzione di esso
KR860000710A (ko) 반도체장치 제조방법
IT1163907B (it) Dispositivo a circuito integrato a semiconduttore e procedimento per la sua fabbricazione
KR850000808A (ko) 반도체장치 및 그 제조방법
IT1174195B (it) Albero a camme e procentimento per la sua fabbricazione
KR910001871A (ko) 반도체 소자 제조방법
KR850005729A (ko) 반도체 장치의 제조방법
IT8422846A0 (it) Dispositivo a semiconduttore eprocedimento per la sua fabbricazione.
IT1176383B (it) Dispositivo semiconduttore sensibile a radiazioni