Abstract: A semiconductor structure includes a region of semiconductor material having a major surface and a first a first insulating structure over the major surface. A first conductive electrode is over the first insulating structure and a laminate film structure is over the first conductive electrode. The laminate film structure includes a first film comprising rutile phase ruthenium dioxide adjacent to the first conductive electrode, and a second film over the first film, wherein the second film comprises a high dielectric constant dielectric material. A second conductive electrode is over the laminate film structure. In some examples, the first film is provided using atomic layer deposition. In some examples, the second film comprises rutile phase titanium dioxide formed using atomic layer deposition. In some examples, the laminate film structure can be used as part of a MIM capacitor.

Abstract: A method of forming a semiconductor device includes forming isolation trenches that are used to isolate some of the electrical elements such as transistors, diodes, capacitors, or resistors on a semiconductor die from other elements on the semiconductor die.

Abstract: A method of forming a semiconductor device includes forming isolation trenches that are used to isolate some of the electrical elements such as transistors, diodes, capacitors, or resistors on a semiconductor die from other elements on the semiconductor die.

Abstract: In one embodiment, a concentric ring ESD structure includes a first p-type region and a second p-type region are formed in a layer of semiconductor material. The two p-type regions are coupled together with a floating n-type buried layer. The first and second p-type regions form a back-to-back diode structure with the floating n-type buried layer. A pair of shorted n-type and p-type contact regions is formed in each of the first and second regions. An isolation region is formed between the first and second p-type regions.

Abstract: A low voltage field effect transistor structure (20) is provided with a threshold voltage that is tolerant of process variations that alter the location of a source implant region (41). A first halo region (33) and a second halo region (36) are formed adjacent to source region (41) such that after subsequent thermal processing, a constant doping profile of opposite conductivity as source region (41) is formed in the channel region (23) adjacent the source region (41). The embodiments can be formed either adjacent to only the source region (41) to create a unilateral device, or the doping profile can be formed adjacent to both source region (41) and a drain region (40) to produce a bilateral device. An additional embodiment forms a second implant region in source region (41) to reduce junction leakage and capacitance.

Abstract: An insulated gate field effect transistor (IGFET) structure (10) includes a source region (14) and a drain region (16) formed in an impurity well (13). A channel region (18) separates the source region (14) from the drain region (16). In one embodiment, a unilateral extension region (17) is formed adjacent the source region (14) only and extends into the channel region (18). The unilateral extension region (17) has a peak dopant concentration at a depth (23) and a lateral distance (24) to provide punchthrough resistance. The IGFET structure (10) is suitable for low (i.e., 0.2-0.3 volts) to medium (0.5-0.6 volts) threshold voltage reduced channel length applications.

Abstract: A low voltage field effect transistor structure (20) is provided with a threshold voltage that is tolerant of process variations that alter the location of a source implant region (41). A first halo region (33) and a second halo region (36) are formed adjacent to source region (41) such that after subsequent thermal processing, a constant doping profile of opposite conductivity as source region (41) is formed in the channel region (23) adjacent the source region (41). The embodiments can be formed either adjacent to only the source region (41) to create a unilateral device, or the doping profile can be formed adjacent to both source region (41) and a drain region (40) to produce a bilateral device. An additional embodiment forms a second implant region in source region (41) to reduce junction leakage and capacitance.

Abstract: An insulated gate field effect transistor (10) having an reduced gate to drain capacitance and a method of manufacturing the field effect transistor (10). A dopant well (13) is formed in a semiconductor material (11). A gate oxide layer (26) is formed on the dopant well (13) wherein the gate oxide layer (26) and a gate structure (41) having a gate contact portion (43) and a gate extension portion (44). The gate contact portion (43) permits electrical contact to the gate structure (41), whereas the gate extension portion (44) serves as the active gate portion. A portion of the gate oxide (26) adjacent the gate contact portion (43) is thickened to lower a gate to drain capacitance of the field effect transistor (10) and thereby increase a bandwidth of the insulated gate field effect transistor (10).

Abstract: Insulated gate field effect transistors (10, 70) having process steps for setting the V.sub.T and a device leakage current which are decoupled from the process steps for providing punchthrough protection, thereby lowering a subthreshold swing. In a unilateral transistor (10), a portion (37, 45) of a dopant layer (25, 30) between a source region (48, 51) and a drain region (49, 52) serves as a channel region and sets the V.sub.T and the device leakage current. A halo region (34, 39) contains the source region (48, 51) and sets the punchthrough voltage. In a bilateral transistor (70), both a source region (83, 86) and a drain region (84, 87) are contained within halo regions (75, 74, 79, 81). A portion (76, 82) of a dopant layer (25, 30) sets the V.sub.T and a leakage current, whereas the halo region (75, 79) sets the punchthrough voltage.

Abstract: Insulated gate field effect transistors (10, 70) having independent process steps for setting lateral and vertical dopant profiles for source and drain regions. In a unilateral transistor (10) , portions (48, 50, 51, 55) of the source region are contained within a halo region (34, 41) whereas portions (49, 47, 52, 64) of the drain region are non contained within a halo region. The source region (60, 65) has a first portion (48, 51) for setting a channel length and a second portion (50, 55 ) for setting a breakdown voltage and a source/drain capacitance. The second portion (50, 55) extends further into the halo region than the first portion (48, 51). In a bilateral transistor (70), portions (84, 89, 90, 91) of the drain region (72, 87) are contained within halo region (75, 79 ).