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7622953 Test circuit, selector, and semiconductor integrated circuit  
A test circuit according to the present invention performs a test of a first tri-state device and a second tri-state device having their outputs connected to the same node, and includes: a test...
7567094 Tri-stated driver for bandwidth-limited load  
A CMOS driver circuit is configured to provide a tri-state condition after a predetermined number of like-valued data bits have been transmitted, reducing the presence of intersymbol interference...
7541835 Circuit technique to achieve power up tristate on a memory bus  
Techniques and circuits for ensuring undefined control signals are not inadvertently driven onto a bus due to core logic and I/O logic supply voltages reaching final voltage levels at different...
7535256 Cross-level digital signal transmission device  
A cross-level digital signal transmission device between two systems for cross-level digital signal transmission. Bi-directional symmetrical transmission is achieved without using additional...
7451238 Method and apparatus for providing universal web access functionality  
A flexible electronic asset management system using Ethernet connectivity for electronic devices is presented. The invention enables multiple electronic devices to be controlled, monitored, and...
7436207 Integrated circuit device having at least one of a plurality of bond pads with a selectable plurality of input-output functionalities  
An integrated circuit device having at least one bond pad is coupled to a selectable plurality of input-output functionalities, e.g., an oscillator input, an analog input, an analog output, a...
7432739 Low voltage complementary metal oxide semiconductor process tri-state buffer  
A low voltage complementary metal oxide semiconductor (CMOS) process tri-state buffer includes a logic device, a biasing device and a switch device. The logic device receives an input signal and an...
7432731 Method and apparatus to calibrate DRAM on resistance (Ron) and on-die termination (ODT) values over process, voltage and temperature (PVT) variations  
An embodiment may comprise memory with a memory array, a resistor coupled to a reference voltage, on die termination circuitry coupled with the resistor, and an input coupled to the on die...
7414434 Input circuit  
An input circuit is provided that can identify three states of an external signal without complicated voltage adjustment and that can reduce the power consumption in a standby state. The input...
7403036 Interface circuit  
As a data bus control enable signal is set to “H,” a PMOS turns on when a bi-directional bus is not in use (i.e., when a data bus active signal is “L”), so that the bi-directional bus is...
7327167 Anticipatory programmable interface pre-driver  
This document discusses, among other things, a circuit for selectively engaging an output section based on a received data signal. The output is driven to a high-impedance state in anticipation of...
7304501 Method and apparatus for protecting a circuit during a hot socket condition  
The hot socket detect circuit of the present invention includes a well bias circuit and three hot socket detect blocks. If the output of any of the three hot socket detect blocks is a digital high...
7288961 Tri-state circuit using nanotube switching elements  
Nanotube-based logic circuitry is disclosed. Tri-stating elements add an enable/disable function to the circuitry. The tri-stating elements may be provided by nanotube-based switching devices. In...
7276939 Semiconductor integrated circuit  
A semiconductor integrated circuit includes an input circuit for taking in signals and an output circuit for outputting signals. The input circuit is so set that the input impedance during input...
7265575 Nanotube-based logic driver circuits  
Nanotube based logic driver circuits. These include pull-up driver circuits, push-pull driver circuits, tristate driver circuits, among others. Under one embodiment, an off-chip driver circuit...
7259588 Tri-state detection circuit for use in devices associated with an imaging system  
A tri-state detection circuit includes a first input port for receiving a tri-state input signal, a clock input port for receiving a clocking signal, a first output port, a second output port...
7239177 High voltage tolerant off chip driver circuit  
An off chip driver circuit includes a pre-driver circuit and a driver circuit. Driver data and enable inputs are decoded in the pre-driver circuit to provide independent inputs to pull up and pull...
7208977 Tristate startup operating mode setting device  
A tristate operating mode setting device is proposed, which is designed for use with an electronic circuit unit for providing the electronic circuit unit with a tristate operating mode setting...
7205793 Self-programmable bidirectional buffer circuit and method  
The present invention is directed to programmable bidirectional buffers and methods for programming such buffers. One method of according to an aspect of the present invention is a method of...
7161385 Circuit elements and parallel computational networks with logically entangled terminals  
The invention relates to circuit elements and computing networks for resolving logical entanglement, in which the allowed logical value of a variable in a set of variables depends on the logical...
7154296 Integrated bus hold and pull-up resistor  
Circuits, methods, and apparatus that combine a bus hold and a pull-up circuit in a die area efficient and conflict free manner. An exemplary embodiment of the present invention combines a bus hold...
7142021 Data inversion circuits having a bypass mode of operation and methods of operating the same  
An integrated circuit device includes a data inversion circuit configured to support an inversion mode of operation. The inversion mode of operation inverts selected ones of a plurality of N-bit...
7138830 Supply enabled optimization output buffer  
An output buffer having a first pull-up transistor and a first pull-down transistor connected in series between two nodes of a power supply, their common connection node being connected to the...
7098833 Tri-value decoder circuit and method  
A tri-value decoder and method for decoding at least three states of an input signal are provided. An exemplary tri-value decoder and method can facilitate decoding of input signals without the use...
7075976 Tri-state transmitter  
A tri-state transmitter drives a data line to a first state if a first data signal is a logic zero and releases the data line to a second state if the first data signal is a logic one. The...
7049847 Semiconductor device  
A semiconductor device including a tristate buffer circuit, which includes, on an output stage, at least a first transistor (P 1 ) for pull-up driving and a second transistor (N 1 ) for pull-down...
7046036 Output buffer with low-voltage devices to driver high-voltage signals for PCI-X applications  
An output buffer circuit with low-voltage devices to driver high-voltage signals for PCI-X applications is proposed. Because power supply voltage of PCI-X is at 3.3V, the high-voltage gate-oxide...
7028105 Apparatus, method and signal set for monoline serial interface  
Circuit, apparatus, method, and signal set for sending and controlling bi-directional data flow between a microprocessor (or other device) and a peripheral device having a standard UART-based,...
7012449 Input and output driver  
An input and output driver is disclosed which includes comprising a DQ switch capable of reducing a total input capacitance Cin by electrically isolating an output driver from a DQ pad using the DQ...
7007114 System and method for padding data blocks and/or removing padding from data blocks in storage controllers  
A method and system for processing data by a storage controller with a buffer controller coupled to a buffer memory is provided. The method includes, evaluating incoming data block size;...
6975679 Configuration fuses for setting PWM options  
Configuration bits are provided that configure PWM outputs of a processor incorporating a PWM module. The configuration bits cause the PWM module to put the PWM outputs into tri-state, active high...
6909307 Bidirectional bus driver and bidirectional bus circuit  
A bidirectional bus driver includes a first buffer which supplies the data signal to the second bus when the first control signal is enabled; a second buffer which supplies the data signal to the...
6894535 Method and apparatus for ensuring signal integrity in a latch array  
At least one column of a latch array includes a tri-state buffer in the upper portion of the column that receives the output of the uppermost group of latches of the column as its input, and which...
6850091 Bi-directional impedance matching circuit  
The present invention provides a bi-directional impedance matching integrated circuit which is couplable through an interface to a channel for signal transmission and reception. The invention...
6803783 Time borrowing using dynamic clock shift for bus speed performance  
An apparatus and method for increasing the performance of a common-clock data bus is provided by borrowing time from the common-clock domain timing. The time may be borrowed by dynamically delaying...
6768339 Five volt tolerant input scheme using a switched CMOS pass gate  
An apparatus comprising (i) an input circuit configured to provide a predetermined voltage tolerance in response to a plurality of control signals and (ii) a control circuit configured to generate...
6768363 Output driver circuit for controlling up-slew rate and down-slew rate independently and up-driving strength and down-driving strength independently  
An output driver circuit includes a push-pull driver for driving an output signal of a semiconductor device to one of two voltage levels corresponding to a determined data state. The push-pull...
6753697 Semiconductor device capable of maintaining output signal even if internal power supply potential is turned off  
Even if a power supply potential VDD of a core section is set in an off state, a latch of a level conversion circuit holds a value corresponding to an output. It is, therefore, possible for a...
6731134 Tri-state delay boost  
A driver including boost circuitry for reducing tri-state delay. Boost circuitry includes boost legs ( 32 ) and ( 34 ) having boost delay chains ( 38 ) and ( 40 ), respectively. Subcircuits ( 35 )...
6724224 Bus relay and voltage shifter without direction control input  
A bi-directional bus-interface chip has no direction-control input. A forward buffer and a reverse buffer are both normally disabled in the high-impedance state. When a transition occurs on one...
6714051 Logic circuitry-implemented bus buffer  
A bus buffer has a controller to generate several control signals; a first terminal via which a first-directional signal is input whereas a second-directional signal is output; a second terminal...
6693469 Buffer interface architecture  
An up to 3× breakdown voltage tristate capable integrated circuit CMOS buffer includes a level shifter circuit and a driver circuit. The driver stage includes a series connected n-channel and...
6690198 Repeater with reduced power consumption  
A repeater circuit having improved switching speed and reduced power consumption is described. The repeater circuit is configured to receive an input signal from a first segment of a signal line...
6686770 Tristate circuit for power up conditions  
In an electronic circuit and/or component, such as a television, that requires a tri-state condition when the electronic circuit/component is powered up, a tri-state circuit may be employed. The...
6686767 Apparatus and method for controlling a three-state bus  
A signal control circuit includes a set of signal lines that form a data bus. A set of three-state driver columns is connected to the data bus; each three-state driver column is connected to each...
6670827 Tri-state driver arrangement  
A tri-state driver arrangement has a coupler ( 2 ) for the potential-free transmission of signals between an input and an output of the tri-state driver arrangement ( 1 ) and an output driver ( 8 )...
6646490 Bipolar breakdown enhancement circuit for tri-state output stage  
A bipolar transistor breakdown voltage enhancement circuit extends the voltage swing which can be tolerated at an output terminal driven by an emitter follower-connected bipolar output transistor...
6621299 Control circuit for power  
An integrated circuit having input output buffers, where the integrated circuit is powered by at least a core power supply and an input output power supply. A level shifter receives an active low...
6590418 Method and apparatus for a programmable output interface  
A method and apparatus for a programmable output interface which includes a switching device and an output driver. The switching device receives an enable signal, a selection signal, and an...
6586967 Integrated circuit device having data signal output at voltage level of the device coupled thereto  
An integrated circuit device 1 such as a current sensor includes a circuit configuration 3 which is driven from supply rails (P 1, P 2 ) at a given operational voltage. The integrated circuit...
Matches 1 - 50 out of 298 1 2 3 4 5 6 >