Matches 251 - 300 out of 395 < 1 2 3 4 5 6 7 8 >
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5146152 Circuit for generating internal supply voltage  
An internal supply voltage generator receiving an external supply voltage, generates a stable, constant internal supply voltage to be applied to a semiconductor memory device regardless of the...
5146151 Floating voltage reference having dual output voltage  
A voltage reference circuit maintains two nodes at constant voltages with respect to a reference by means of a tapped divider chain in parallel with a floating voltage reference circuit, both of...
5142219 Switchable current-reference voltage generator  
A reference generator system that operates in either a current-controlled mode or a voltage-controlled mode and includes a power-down circuit connected to the operational amplifier to power down...
5130637 Constant voltage generating circuit  
A constant voltage generating circuit includes a first power supply line coupled to an external power supply line, at least one second power supply line having a voltage different from that of the...
5124632 Low-voltage precision current generator  
A low voltage precision current generator includes an amplifier, a first transistor, a current portion, and an output portion. The amplifier has first and second input terminals and changes an...
5119015 Stabilized constant-voltage circuit having impedance reduction circuit  
A stabilized constant-voltage circuit includes a differential amplifier having a first input terminal, a second input terminal and an output terminal. The differential amplifier amplifies voltage...
5119016 Clamp limiter circuit with precise clamping level control  
A limiter/clamp circuit is described having a sharp bend in the clamp characeristic and a transition from its linear range to its clamp range that occurs over a desirably small voltage range. The...
5117177 Reference generator for an integrated circuit  
A voltage reference generated for an integrated circuit which produces a source of reference voltage which is self-compensated for variations in operating voltage (V cc ) or in transistor threshold...
5103158 Reference voltage generating circuit  
A reference voltage generating circuit in a CMOS semiconductor integrated circuit comprises a first reference voltage circuit for generating a first reference voltage by means of a MOS transistor...
5103159 Current source with low temperature coefficient  
The disclosure concerns integrated circuits. More particularly, a method is disclosed for making a constant current source, in these circuits, that is stable as a function of the temperature and...
5087830 Start circuit for a bandgap reference cell  
A start circuit for a bandgap reference cell using CMOS transistors including a transistor connected between the bandgap reference cell and a differential amplifier in the feedback path to create...
5086238 Semiconductor supply incorporating internal power supply for compensating for deviation in operating condition and fabrication process conditions  
A semiconductor integrated circuit includes a semiconductor chip, a power supply terminal provided on the semiconductor chip for receiving a voltage from an external power supply source, an...
5084665 Voltage reference circuit with power supply compensation  
A BiMOS voltage reference circuit which includes a bandgap circuit for providing a predetermined voltage at an output of the circuit that is independent of temperature. A start-up and bias circuit...
5081371 Integrated charge pump circuit with back bias voltage reduction  
An integrated charge pump circuit with back bias voltage reduction includes one or more diode type voltage-multiplier stages, with each stage having a diode-connected NMOS transistor in place of...
5070295 Power-on reset circuit  
A power-on reset circuit has first and second reference potential circuits and a comparator. The first and second reference potential circuits are such that their output voltage curves with respect...
5068594 Constant voltage power supply for a plurality of constant-current sources  
A semiconductor integrated circuit comprises a bus line having a first node from which a power source voltage is supplied to the bus line and second nodes, constant-voltage circuits connected to...
5059820 Switched capacitor bandgap reference circuit having a time multiplexed bipolar transistor  
Time multiplexing two or more current sources to source current to a single bipolar transistor achieves a more stable Vbe input for a switched capacitor bandgap reference circuit. With the proper...
5053640 Bandgap voltage reference circuit  
A voltage reference circuit employs a bandgap cell to establish a voltage reference, stabilized relative to the bandgap voltage of silicon, and a compensation circuit for compensating non-linear...
5051686 Bandgap voltage reference  
A bandgap voltage reference of a unique design is disclosed. The reference utilizes a pair of transistors operating at different current densities to provide a current component through a resistor...
5049807 All-NPN-transistor voltage regulator  
A relatively simple voltage regulator comprises a bandgap reference, an error amplifier and a multi-function current mirror. By utilizing only NPN transistors, a high-performance arrangement...
5049806 Band-gap type voltage generating circuit for an ECL circuit  
A voltage generating circuit includes a first current source which generates a first current and a first voltage generating circuit which generates a first voltage having a first temperature...
5047707 Voltage regulator and method for submicron CMOS circuits  
A circuit is provided that generates a predetermined regulated voltage between first and second terminals that is positioned between first and second power supply voltage rails wherein the...
5045772 Reference voltage generator  
A circuit and method for generating a reference voltage which decreases as a supply voltage increases, and increases as the supply voltage decreases are provided. The circuit includes a voltage...
5027053 Low power V.sub.CC /2 generator  
A CMOS intermediate potential generation circuit having a voltage reference state, an intermediate comparator stage and an output stage. The intermediate potential is also used as feedback to the...
5027054 Threshold dependent voltage source  
A circuit for generating voltages having values proportional to the threshold voltages (V T ) of n-channel transistors used in the circuit comprises a current mirror M 2 , M 3 having a reference...
5023543 Temperature compensated voltage regulator and reference circuit  
The temperature compensated reference circuit has a first common emitter BJT whose base is connected to a first JFET current source and through a JFET resistor to a voltage output. The JFET...
5017858 Constant-current regulated power circuit  
A constant current regulated power circuit comprises first and second voltage sources; a bias circuit connected to the first and second voltage sources for sending out a predetermined output...
4994688 Semiconductor device having a reference voltage generating circuit  
Practical structures of an ultra large scale semiconductor integrated (ULSI) circuit especially a dynamic random access memory of 16 M bits or more are involved. The ULSI circuit uses internal...
4994729 Reference voltage circuit having low temperature coefficient suitable for use in a GaAs IC  
A solid-state electrical circuit (10) includes a reference diode (D1) and multiple diodes (D3-D14) connected in electrical series to produce a substantially temperature-invariant output reference...
4990847 Microcomputer  
The voltage of a CPU operation power source is stepped down by a regulator to a voltage for causing oscillation of an oscillator. The output voltage of the oscillator is stepped up by a level shifter.
4990846 Temperature compensated voltage reference circuit  
A reference voltage developing circuit that develops a multiple slope reference voltage that is a function of temperature. The circuit has a plurality of base-emitter multipliers each of which...
4978905 Noise reduction output buffer  
A circuit for compensating for MOS device response to supply voltage variations, as well as temperature and process variations, in an integrated circuit device. The compensation circuit produces a...
4972097 Reference voltage generating circuit in semiconductor device  
The reference voltage generating circuit in this invention for generating a constant reference voltage in a semiconductor device, is provided with a low voltage applying line for applying to the...
4961007 Substrate bias potential generator of a semiconductor integrated circuit device and a generating method therefor  
A substrate bias potential generator for biasing a semiconductor substrate to a predetermined potential includes first and second substrate bias generating circuits which operate alternatively...
4958086 Low di/dt output buffer with improved speed  
An output buffer in an integrated circuit comprising voltage regulator, a predriver, and an output stage. The integrated circuit comprises a chip and a package and interconnections therebetween....
4945260 Temperature and supply compensated ECL bandgap reference voltage generator  
An ECL bandgap reference voltage generator includes a supply-independent current source (14) to produce an output reference voltage (V BB ) that is independent of variations of supply voltage but...
4942369 Controlled current producing differential circuit apparatus  
A controlled current producing differential circuit apparatus for outputting a controlled stable current despite changes in a power supply voltage subject to unexpected fluctuation. The apparatus...
4939442 Bandgap voltage reference and method with further temperature correction  
A voltage reference circuit (26) provides a stable output reference voltage over a wide temperature range. A high temperature curvature correction circuit (36) is enabled at a first predetermined...
4935690 CMOS compatible bandgap voltage reference  
In a circuit for providing a bandgap voltage reference, a first current proportional to the thermal voltage V T is generated by a first current source. By means of current mirror operation, the...
4931718 CMOS voltage reference  
A circuit configuration in complementary MOS technology for generating a reference voltage independent of temperature with the aid of a bandgap circuit includes first and second bipolar transistors...
4928056 Stabilized low dropout voltage regulator circuit  
A voltage regulator circuit is set forth in which the series pass transistor has its high impedance (collector/drain) electrode connected to the output terminal and a shunt transistor has its low...
4906914 Intermediate potential generation circuit for generating a potential intermediate between a power source potential and ground potential  
An intermediate potential generation circuit for outputting an intermediate potential intermediate between a power source potential and ground potential, including a reference potential generator...
4904924 Output circuit for outputting a level shifted output signal  
An output circuit provides a high voltage output signal in response to a low voltage input signal. The output circuit includes a pull-up transistor for raising the output signal substantially to a...
4902959 Band-gap voltage reference with independently trimmable TC and output  
An IC band-gap voltage reference including a pair of transistors having different emitter areas and driven by an amplifier feedback circuit to produce equal collector currents so as to develop an...
4897595 Band-gap reference voltage circuit with feedback to reduce common mode voltage  
A relates to a band-gap reference-voltage arrangement includes a MOS differential amplifier (OA2) having two inputs and one output. A first bipolar transistor (Q3) has its base/emitter path coupled...
4896094 Bandgap reference circuit with improved output reference voltage  
A bandgap reference circuit providing a continuous output reference voltage. The bandgap reference circuit comprises an operational amplifier, an output circuit, and a compensation circuit. The...
4891535 Single supply ECL to CMOS converter  
An ECL to CMOS converter having a diferential ECL clock input and an ECL data input is provided. A reference voltage is generated by averaging the level shifted differential ECL clock signals using...
4879506 Shunt regulator  
A voltage supply circuit provides a desired regulated voltage at an output utilizing a PNP and an NPN current mirror arranged to oppose one another. The NPN current mirror includes a pair of...
4868484 Reference voltage generator using a charging and discharging circuit  
There is disclosed a circuit for generating a reference voltage including first means for lowering the the input bias below an externally applied voltage and reducing first the variation of the...
4864162 Voltage variable FET resistor with chosen resistance-voltage relationship  
A voltage variable FET resistor includes a FET network comprising a plurality of FET segments each of which have a predetermined gate width and a voltage divider network including a plurality of...
Matches 251 - 300 out of 395 < 1 2 3 4 5 6 7 8 >