DE4110645C2 - Verfahren zur Herstellung einer Halbleitereinrichtung - Google Patents
Verfahren zur Herstellung einer HalbleitereinrichtungInfo
- Publication number
- DE4110645C2 DE4110645C2 DE4110645A DE4110645A DE4110645C2 DE 4110645 C2 DE4110645 C2 DE 4110645C2 DE 4110645 A DE4110645 A DE 4110645A DE 4110645 A DE4110645 A DE 4110645A DE 4110645 C2 DE4110645 C2 DE 4110645C2
- Authority
- DE
- Germany
- Prior art keywords
- transistor
- substrate
- sidewall spacers
- forming
- insulating layer
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/0223—Manufacture or treatment of FETs having insulated gates [IGFET] having source and drain regions or source and drain extensions self-aligned to sides of the gate
- H10D30/0227—Manufacture or treatment of FETs having insulated gates [IGFET] having source and drain regions or source and drain extensions self-aligned to sides of the gate having both lightly-doped source and drain extensions and source and drain regions self-aligned to the sides of the gate, e.g. lightly-doped drain [LDD] MOSFET or double-diffused drain [DDD] MOSFET
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D30/00—Field-effect transistors [FET]
- H10D30/01—Manufacture or treatment
- H10D30/021—Manufacture or treatment of FETs having insulated gates [IGFET]
- H10D30/0221—Manufacture or treatment of FETs having insulated gates [IGFET] having asymmetry in the channel direction, e.g. lateral high-voltage MISFETs having drain offset region or extended-drain MOSFETs [EDMOS]
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D64/00—Electrodes of devices having potential barriers
- H10D64/01—Manufacture or treatment
- H10D64/021—Manufacture or treatment using multiple gate spacer layers, e.g. bilayered sidewall spacers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/0123—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs
- H10D84/0126—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs
- H10D84/0165—Integrating together multiple components covered by H10D12/00 or H10D30/00, e.g. integrating multiple IGBTs the components including insulated gates, e.g. IGFETs the components including complementary IGFETs, e.g. CMOS devices
- H10D84/0184—Manufacturing their gate sidewall spacers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/01—Manufacture or treatment
- H10D84/02—Manufacture or treatment characterised by using material-based technologies
- H10D84/03—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology
- H10D84/038—Manufacture or treatment characterised by using material-based technologies using Group IV technology, e.g. silicon technology or silicon-carbide [SiC] technology using silicon technology, e.g. SiGe
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
- H10D84/00—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers
- H10D84/80—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs
- H10D84/82—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs of only field-effect components
- H10D84/83—Integrated devices formed in or on semiconductor substrates that comprise only semiconducting layers, e.g. on Si wafers or on GaAs-on-Si wafers characterised by the integration of at least one component covered by groups H10D12/00 or H10D30/00, e.g. integration of IGFETs of only field-effect components of only insulated-gate FETs [IGFET]
- H10D84/85—Complementary IGFETs, e.g. CMOS
- H10D84/856—Complementary IGFETs, e.g. CMOS the complementary IGFETs having different architectures than each other, e.g. high-voltage and low-voltage CMOS
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S257/00—Active solid-state devices, e.g. transistors, solid-state diodes
- Y10S257/90—MOSFET type gate sidewall insulating spacer
Landscapes
- Metal-Oxide And Bipolar Metal-Oxide Semiconductor Integrated Circuits (AREA)
- Insulated Gate Type Field-Effect Transistor (AREA)
Description
Claims (8)
- a) Ausbilden einer Gate-Elektrode (17, 18) für jeden Transistor, die von der Hauptoberfläche des Substrates (11) durch eine Gate-Isolierschicht (15, 16) isoliert ist;
- b) Ausbilden erster Seitenwand-Abstandshalter (21, 22) durch Abscheiden einer ersten Oxid-Isolierschicht (32) auf gegenüberliegenden Seitenwandoberflächen der Gate-Elektroden (17, 18) und anisotropes Ätzen der Oxid-Isolierschicht (32);
- c) Implantieren von Verunreinigungsionen eines zum Substrat (11) entgegengesetzten Leitfähigkeitstyps mit relativ hoher Verunreinigungskonzentration in das Substrat (11) unter Nutzung der ersten Seitenwand-Abstandshalter (21) des ersten Transistors als Maske;
- d) Ausbilden zweiter Seitenwand-Abstandshalter (27, 28) durch Abscheiden einer zweiten Oxid-Isolierschicht (34) auf den Gate-Elektroden (17, 18) und den ersten Seitenwand-Abstandshaltern (21, 22) mindestens des zweiten Transistors und anisotropen Ätzen der zweiten Oxid-Isolierschicht (34); und
- e) Implantieren von Verunreinigungsionen mit relativ hoher Verunreinigungskonzentrationsdichte in das Substrat (11) unter Nutzung der zweiten Seitenwand-Abstandshalter (28) des zweiten Transistors als Maske.
daß in Schritt c) der zweite Transistor durch ein Resist (23, 33) abgedeckt wird und
daß in Schritt e) der erste Transistor durch ein weiteres Resist (29, 35) abgedeckt wird.
- a1) Implantieren von Verunreinigungsionen in das Substrat (11) unter Nutzung der Gate-Elektrode (17) des ersten Transistors als Maske zum Bilden einer ersten Diffuionsschicht (19) niedriger Konzentration; und
- a2) Implantieren von Verunreinigungsionen in das Substrat (11) unter Nutzung der Gate-Elektrode (18) des zweiten Transistors als Maske zum Bilden eienr zweiten Diffusionsschicht (26) niedriger Konzentration.
- a1) Implantieren von Verunreinigungsionen in das Substrat (11) unter Nutzung der Gate-Elektrode (17) des ersten Transistors als Maske zum Bilden einer ersten Diffusionsschicht (19) niedriger Konzentration und daß nach Schritt c) der folgende Schritt ausgeführt wird:
- c1) Implantieren von Verunreinigungsionen in das Substrat (11) unter Nutzung der Gate-Elektrode (18) und der ersten Seitenwand-Abstandshalter (22) des zweiten Transistors als Maske zum Bilden einer zweiten Diffusionsschicht (26) niedriger Konzentration.
- a) Ausbilden einer Gate-Elektrode (17, 18) für jeden Transistor, die von der Hauptoberfläche des Substrates (11) durch eine Gate-Isolierschicht (15, 16) isoliert ist; (Fig. 5A)
- b) Ausbilden erster Seitenwand-Abstandshalter (21, 22) durch
Abscheiden einer ersten Oxid-Isolierschicht (32) auf gegenüberliegenden
Seitenwandoberflächen der Gate-Elektroden (17,
18) und ansiotropes Ätzen der Oxid-Isolierschicht (32);
- b1) Implantieren von Verunreinigungsionen eines zu dem Substrat (11) entgegengesetzten Leitfähigkeitstyps in das Substrat (11) unter Nutzung der Gate-Elektrode (17) und der ersten Seitenwand-Abstandshalter (21) des ersten Tranistors als Maske zum Bilden einer ersten Diffusionsschicht (19) niedriger Konzentration; (Fig. 5B)
- b2) Bilden weiterer Seitenwand-Abstandshalter (27, 28) auf den ersten Seitenwand-Abstandshaltern (21, 22);
- c) Implantieren von Verunreinigungsionen des zum Substrat (11)
entgegengesetzten Leitfähigkeitstyps mit relativ hoher Verunreinigungskonzentration
in das Substrat (11) unter Nutzung
der Gate-Elektrode (7) und des ersten und des weiteren
Seitenwand-Abstandshalters (21, 27) des ersten Transistors
als Maske; (Fig. 5C)
- c1) Implantieren von Verunreinigungsionen des zum Substrat (11) entgegengesetzten Leitfähigkeitstyps in das Substrat (11) unter Nutzung der Gate-Elektrode (18), des ersten und des weiteren Seitenwand-Abstandshalters (22, 28) des zweiten Transistors als Maske zum Bilden einer zweiten Diffusionsschicht (26) niedriger Konzentration; Fig. 5D)
- d) Ausbilden zweiter Seitenwand-Abstandshalter (41, 42) durch Abscheiden einer zweiten Oxid-Isolierschicht (34) auf den Gate-Elektroden (17, 18) und den ersten und weiteren Seitenwand-Abstandshaltern (21, 22, 27, 28) mindestens des zweiten Transistors und anisotropes Ätzen der zweiten Oxid-Isolierschicht (34); und
- e) Implantieren von Verunreinigungsionen des zum Substrat (11) entgegengesetzten Leitfähigkeitstyps mit relativ hoher Verunreinigungskonzentrationsdichte in das Substrat (11) unter Nutzung der Gate-Elektrode (18) und der zweiten Seitenwand-Abstandshalter (42) des zweiten Transistors als Maske. (Fig. 5E).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE4143474A DE4143474C2 (de) | 1990-04-03 | 1991-04-02 | Halbleitereinrichtung mit einem Feldeffekttransistor und Verfahren zu deren Herstellung |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8950890 | 1990-04-03 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE4110645A1 DE4110645A1 (de) | 1991-10-17 |
| DE4110645C2 true DE4110645C2 (de) | 1995-05-24 |
Family
ID=13972729
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE4110645A Expired - Fee Related DE4110645C2 (de) | 1990-04-03 | 1991-04-02 | Verfahren zur Herstellung einer Halbleitereinrichtung |
Country Status (3)
| Country | Link |
|---|---|
| US (4) | US5254866A (de) |
| KR (1) | KR950000141B1 (de) |
| DE (1) | DE4110645C2 (de) |
Families Citing this family (142)
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| JP2717237B2 (ja) * | 1991-05-16 | 1998-02-18 | 株式会社 半導体エネルギー研究所 | 絶縁ゲイト型半導体装置およびその作製方法 |
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- 1991-03-28 US US07/675,593 patent/US5254866A/en not_active Expired - Fee Related
- 1991-04-02 DE DE4110645A patent/DE4110645C2/de not_active Expired - Fee Related
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1993
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1995
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Also Published As
| Publication number | Publication date |
|---|---|
| KR950000141B1 (ko) | 1995-01-10 |
| US5849616A (en) | 1998-12-15 |
| DE4110645A1 (de) | 1991-10-17 |
| US5436482A (en) | 1995-07-25 |
| US5254866A (en) | 1993-10-19 |
| US5547885A (en) | 1996-08-20 |
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