Solutions Search - Timing

LTC3623 12V to 10A 2-Phase Single Output Regulator

Aug 15th 2016
TheLTC3623 is a high efficiency, monolithic synchronous buck regulator in which the output voltage is programmed with a single external resistor. The accurate internally generated 50µA current source on the ISET pin allows the user to program an output voltage from 0V to 0.5V below VIN. The user can also directly drive ...

 

High Accuracy, μPower, Over-Voltage Detector with Glitch Suppressor Using LTC1541 and LTC6994

May 4th 2016
An overvoltage detector which suppresses glitches is constructed from the LTC®1541 micropower op amp + comparator + voltage reference and LTC6994-1 TimerBlox® delay block/debouncer. In this circuit, the LTC1541 comparator detects power rail overvoltage conditions (including glitches). The built-in op amp inverts this ...

 

Xilinx Kintex UltraScale PCI Express Platform

Feb 9th 2016
HiTech Global's HTG-K800 board is populated by the Xilinx Kintex UltraScale XCKU-60, 085, or 115 FPGA and supports a wide variety of expansion modules.           Rail / Function  Part Number General Description of Part 0.95V: VCCINT (FPGA Core) LTM4620 Dual 13A ...

 

LTM4622 4 Phase, 1V Output at 10A Ultrathin uModule Solution

Jul 17th 2015
The LTM4622 is a complete dual 2.5A step-down switching mode µModule® (micromodule) regulator in a tiny ultrathin 6.25mm × 6.25mm × 1.82mm LGA package. Includedinthepackage are the switchingcontroller, power FETs, inductor and support components. Operating over an input voltage range of 3.6V to 20V, the ...

 

LTC2956 Wake-Up Timer with Pushbutton Control

Mar 19th 2015
The LTC®2956 is a micropower, wide input voltage range, configurable wake-up timer with pushbutton control. It periodically wakes up and turns on a connected system to perform tasks like monitoring temperature or capturing images. After completing the task, the LTC2956 turns the system off to conserve power. ...

 

LTC2956 Micropower Time-Lapse Photography Intervalometer

Mar 19th 2015
The LTC®2956 is a micropower, wide input voltage range, configurable wake-up timer with pushbutton control. It periodically wakes up and turns on a connected system to perform tasks like monitoring temperature or capturing images. After completing the task, the LTC2956 turns the system off to conserve power. ...

 

LTC2956 Micropower, Reverse Battery Protected Pushbutton Controller and Sleep Timer with Hot-Swap Controller

Mar 19th 2015
The LTC®2956 is a micropower, wide input voltage range, configurable wake-up timer with pushbutton control. It periodically wakes up and turns on a connected system to perform tasks like monitoring temperature or capturing images. After completing the task, the LTC2956 turns the system off to conserve power. ...

 

LTC2956 Low IQ Timer with 10% Duty Cycle

Mar 19th 2015
The LTC®2956 is a micropower, wide input voltage range, configurable wake-up timer with pushbutton control. It periodically wakes up and turns on a connected system to perform tasks like monitoring temperature or capturing images. After completing the task, the LTC2956 turns the system off to conserve power. ...

 

LTC7138 5V to 140V Input to 5V/400mA Output with 20kHz Minimum Switching Frequency

Jan 14th 2015
The LTC®7138 is a high efficiency step-down DC/DC regulator with internal power switch that draws only 12μA typical DC supply current while maintaining a regulated output voltage at no load. ...

 

LTM4639 1V at 40A, uModule With Two Parallel Outputs with 2-Phase Operation, 350kHz

Nov 24th 2014
The LTM®4639 is a complete 20A output high efficiency switch mode step-down DC/DC μModule (micromodule) regulator. Included in the package are the switching controller, power FETs, inductor and compensation components. Operating over an input voltage range from 2.375V to 7V, the LTM4639 supports an output voltage range ...

 

LTM4639 1.2V, 80A, uModule With Current Sharing and 4-Phase Operation

Nov 24th 2014
The LTM®4639 is a complete 20A output high efficiency switch mode step-down DC/DC μModule (micromodule) regulator. Included in the package are the switching controller, power FETs, inductor and compensation components. Operating over an input voltage range from 2.375V to 7V, the LTM4639 supports an output voltage range ...

 

Xilinx Virtex-7 10G/40G/100G Optical Interface FPGA Platform

Oct 30th 2014
HiTech Global's HTG707, populated with the Xilinx Virtex-7 X485T, X690T, or V2000T FPGA, is a development platform that delivers the most fundamental functional blocks required for building 10G/40G/100G subsystems.   Rail / Function  Part Number General Description of Part 1V: VCC_CORE   LTM4620 Dual ...

 

LTC6993-1 Staircase Generator with Reset

Aug 7th 2014
The LTC®6993 is a monostable multivibrator (also known as a “one-shot” pulse generator) with a programmable pulse width of 1μs to 33.6 seconds. The LTC6993 is part of the TimerBlox® family of versatile silicon timing devices. ...

 

LTC6992-1 1MHz Pulse Width Modulator

Aug 7th 2014
The LTC®6992 is a silicon oscillator with an easy-to-use analog voltage-controlled pulse width modulation (PWM) capability. The LTC6992 is part of the TimerBlox® family of versatile silicon timing devices. ...

 

LTC6991 Intervalometer for Time-Lapse Photography

Aug 7th 2014
The LTC®6991 is a silicon oscillator with a programmable period range of 1.024ms to 9.54 hours (29.1μHz to 977Hz), specifically intended for long duration timing events. The LTC6991 is part of the TimerBlox® family of versatile silicon timing devices. ...

 

LTC6993-1 Consecutive Test Sequencer

Aug 7th 2014
The LTC®6993 is a monostable multivibrator (also known as a “one-shot” pulse generator) with a programmable pulse width of 1μs to 33.6 seconds. The LTC6993 is part of the TimerBlox® family of versatile silicon timing devices. ...

 

LTC6994-1 Delayed One-Shot

Aug 7th 2014
The LTC®6994 is a programmable delay block with a range of 1μs to 33.6 seconds. The LTC6994 is part of the TimerBlox® family of versatile silicon timing devices. ...

 

Terasic DE4 Development and Education Board

Jun 20th 2014
The DE4 Development Board provides the ideal hardware platform for system designs that demand high-performance, serial connectivity, and advanced memory interfacing. Developed specifically to address the rapidly evolving requirements in many end markets for greater bandwidth, improved jitter performance, and lower power consumption. ...

 

Altera Audio Video Development Kit, Stratix IV GX Edition

Jun 12th 2014
The Audio Video Development Kit, Stratix IV GX Edition, delivers a complete video and image processing development environment for design engineers. The kit facilitates the entire design process, from design conception through hardware implementation. This kit includes the Stratix IV EP4SGX230 FPGA development ...

 

Altera Stratix IV GX FPGA Development Kit

Jun 12th 2014
The Altera Stratix IV GX FPGA Development Kit delivers a complete system-level design environment that includes both the hardware and software needed to immediately begin developing FPGA designs. With this PCI-SIG-compliant board and a one-year license for Quartus II design software, you can develop and test PCI Express ...

 

Altera 100G Development Kit, Stratix V Edition

Jun 12th 2014
The Altera 100G Development Kit, Stratix V GX Edition enables a thoroughevaluation of 100G designs. It supports 10G/40G and 100G line interfaces through optical modules and the ability to verify a variety of high-speed protocols. Rail / Function  Part Number General Description of Part 0.9V: ...

 

Altera Stratix IV E FPGA Development Kit

Jun 5th 2014
The Altera Stratix IV E FPGA Development Kit delivers a complete system-level design environment that includes both the hardware and software needed to immediately begin developing FPGA designs. You can use this development kit to develop and test memory subsystems consisting of DDR3 DIMMs, QDR II+, and RLDRAM ...

 

LTM4637 1.2V, 80A, Current Sharing with 4-Phase Operation

May 1st 2013
The LTM®4637 is a complete 20A output high efficiency switch mode step-down DC/DC μModule (micromodule) regulator. Included in the package are the switching controller, power FETs, inductor and compensation components. Operating over an input voltage range from 4.5V to 20V, the LTM4637 supports an output voltage range ...

 

Active Low Power-On Reset Timer (1s POR)

Feb 25th 2013
The LTC6995 provides a simple, accurate low frequency clock uniquely configurable for long duration power-on reset and watchdog timer applications. In this example the LTC6995 combines an programmable oscillator with precision circuitry and logic to achieve an accurate 1 second POR. This resistor-settable POR can be programmed ...

 

LTC6945 Wideband Point-to-Point Radio Local Oscillator

Dec 13th 2011
The LTC6945 is a high performance, low noise, 6GHz phase locked loop (PLL), including a reference divider, phase frequency detector (PFD) with phase-lock indicator, charge pump, integer feedback divider and VCO output divider. The part features a buffered, programmable VCO output divider with a range of 1 through 6. The differential, ...

 

Energy-Tripped Circuit Breaker Trips After a Time Interval That Varies as a Function of Sensed Load Current

Sep 7th 2011
The circuit of this circuit has three distinct parts – circuit breaking, current sensing and timing. The circuit breaking function can be any type of electronically controlled relay or solid state switch, properly sized for voltage and current ratings of the load being protected. Load current sensing is achieved via ...

 

LT6109 Simplified DC Motor Torque Control

Jun 28th 2011
The LT6109 is a complete high side current sense device that incorporates a precision current sense amplifier, an integrated voltage reference and two comparators. Two versions of the LT6109 are available. The LT6109-1 has the comparators connected in opposing polarity and the LT6109-2 has the comparators connected in the ...

 

On-Time Programmable Pulsed Solenoid Driver

Aug 6th 2010
The LTC6993 is a monostable multivibrator (also known as a “one-shot” pulse generator) with a programmable pulse width of 1μs to 33.6 seconds. The LTC6993 is part of the TimerBlox family of versatile silicon timing devices. A single resistor, RSET, programs an internal master oscillator frequency, setting the LTC6993’s ...

 

Pulse Staircase Ramp Generator

Aug 6th 2010
This design highlights the use of the LTC6993-2 and LT1490 to generate a pulse staircase ramp that is re-triggerable. The pulse staircase ramp output is generated by the LT1490 dual op amp converts pulse frequency-to-voltage and generates a staircase output. The LTC6993-2 is then configured to reset the staircase.The LTC6993-2 ...

 

Consecutive Test Sequencer

Aug 6th 2010
This circuit highlights the use of LTC6993 Monostable Pulse Generator and LTC6994 Delay Block/Debouncer in a consecutive test sequencer application. This example is configured to provide a one second duration sequential test pulses after an initial delay. The initial delay is provided by the LTC6994 and the consecutive one ...

 

Delayed One Shot

Aug 6th 2010
This circuit highlights the use of the LTC6994 Delay Block/ Debouncer and LTC6993 Monostable Pulse Generator in a delayed one-shot application. The LTC6994 is configured to provide a rise time delay of 50ms and the LTC6993 is configured to provide a 10ms one shot. The LTC6994 is a programmable delay block with a range of 1μs ...

 

Crossover Gate—Break-Before-Make Interval Timer

Aug 6th 2010
The LTC6994 is a programmable delay block with a range of 1μs to 33.6 seconds. The LTC6994 is part of the TimerBlox family of versatile silicon timing devices. A single resistor, RSET , programs an internal master oscillator frequency, setting the LTC6994’s time base. The output (OUT) follows the input (IN) after delaying ...

 

8 Second to 8.5 Minute Low Frequency Clock (Intervalometer for Time-Lapse Photography)

Aug 6th 2010
This circuit example highlights the use of the LTC6991 in a intervalometer for time lapse photography. In this example the LTC6991 is configured as a self-resetting circuit and generates a fixed time pulse from 8s to 64s. The LTC6991 is part of the TimerBlox family of versatile silicon timing devices with a programmable period ...

 

Temperature to Frequency Converter

May 12th 2010
3% Linearity from –20°C (Fout = 20kHz) to 75°C (Fout = 25kHz) The LTC6990 is a precision silicon oscillator with a programmable frequency range of 488Hz to 2MHz. It can be used as a fixed-frequency or voltage-controlled oscillator (VCO). The LTC6990 is part of the TimerBlox family of versatile silicon timing devices. ...

 

Voltage Controlled Oscillator with 16:1 Frequency Range

May 12th 2010
The LTC6990 is a precision silicon oscillator with a programmable frequency range of 488Hz to 2MHz. It can be used as a fixed-frequency or voltage-controlled oscillator (VCO). The LTC6990 is part of the TimerBlox family of versatile silicon timing devices. A single resistor, RSET, programs the LTC6990’s internal master oscillator ...

 

LTC6990 Isolated Voltage to Frequency Converter. VIN Provided by Isolated Measurement Circuit. 5μs Rise/Fall Time of Isolator Limits fMAX to 60kHz

May 12th 2010
The LTC®6990 is a precision silicon oscillator with a programmable frequency range of 488Hz to 2MHz. It can be used as a fixed-frequency or voltage-controlled oscillator (VCO). The LTC6990 is part of the TimerBlox® family of versatile silicon timing devices. A single resistor, RSET, programs the LTC6990’s internal ...

 

Light to Frequency Converter

May 12th 2010
Fout = –1.4kHz per microampere of photo diode current, IPD. The LTC6990 is a precision silicon oscillator with a programmable frequency range of 488Hz to 2MHz. It can be used as a fixed-frequency or voltage-controlled oscillator (VCO). The LTC6990 is part of the TimerBlox family of versatile silicon timing devices. A single ...

 

LTC6990 Full Range Temperature to Frequency Converter. 16kHz to 1kHz from –20°C to 80°C

May 12th 2010
The LTC®6990 is a precision silicon oscillator with a programmable frequency range of 488Hz to 2MHz. It can be used as a fixed-frequency or voltage-controlled oscillator (VCO). The LTC6990 is part of the TimerBlox® family of versatile silicon timing devices. A single resistor, RSET, programs the LTC6990’s internal ...

 

LTC6990 Full Range VCO with Any NDIV Setting (Positive Frequency Control, fMIN to fMAX for VIN = 0V to VSET

May 12th 2010
The LTC®6990 is a precision silicon oscillator with a programmable frequency range of 488Hz to 2MHz. It can be used as a fixed-frequency or voltage-controlled oscillator (VCO). The LTC6990 is part of the TimerBlox® family of versatile silicon timing devices. A single resistor, RSET, programs the LTC6990’s internal ...

 

1MHz Pulse Width Modulator

May 12th 2010
This circuit highlights the use of the LTC6992 as a 1MHz Pulse Width Modulator (PWM); converting an analog input into a PWM output. The LTC6992 is part of the TimerBlox family of versatile silicon timing devices and provides an easy-to-use analog voltage-controlled PWM capability. To program the master oscillator frequency ...

 

Ratiometric Sensor to Pulse Width, Non-Inverting Response

May 12th 2010
The LTC6992 is a silicon oscillator with an easy-to-use analog voltage-controlled pulse width modulation (PWM) capability. The LTC6992 is part of the TimerBlox family of versatile silicon timing devices. A single resistor, RSET, programs the LTC6992’s internal master oscillator frequency. The output frequency is determined ...

 

Motor Speed/Direction Control for Full H-Bridge (Locked Anti-Phase Drive)

May 12th 2010
The LTC6992 is a silicon oscillator with an easy-to-use analog voltage-controlled pulse width modulation (PWM) capability. The LTC6992 is part of the TimerBlox family of versatile silicon timing devices. A single resistor, RSET, programs the LTC6992’s internal master oscillator frequency. The output frequency is determined ...

 

Simple Diode Temperature Sensor With Frequency Output

May 12th 2010
The LTC6992 is a silicon oscillator with an easy-to-use analog voltage-controlled pulse width modulation (PWM) capability. The LTC6992 is part of the TimerBlox family of versatile silicon timing devices. A single resistor, RSET, programs the LTC6992’s internal master oscillator frequency. The output frequency is determined ...

 

Isolated PWM (5% to 95%) Controller

May 12th 2010
The LTC6992 is a silicon oscillator with an easy-to-use analog voltage-controlled pulse width modulation (PWM) capability. The LTC6992 is part of the TimerBlox family of versatile silicon timing devices. A single resistor, RSET, programs the LTC6992’s internal master oscillator frequency. The output frequency is determined ...

 

LTC6946-2 Driving a Passive Downconverting Mixer

Oct 27th 2009
The LTC6946 is a high performance, low noise, 5.7GHz phase-locked loop (PLL) with a fully integrated VCO, including a reference divider, phase-frequency detector (PFD) with phase-lock indicator, ultralow noise charge pump, integer feedback divider, and VCO output divider. The charge pump contains selectable high and low voltage ...

 

LTM4611 1V at 30A LTM4611 Two Parallel Outputs with 2-Phase Operation

Mar 24th 2006
The LTM4611 is a high density 15A output, switch mode DC/DC buck converter power supply capable of operating from very low voltage input supplies. Included in the package are the buck switching controller, power FETs, inductor and loop-compensation components. The LTM4611 delivers up to 15A continuous current at high efficiency ...

 

LTM4609 Two-Phase Parallel, 12V at 8A Design

Mar 24th 2006
The LTM®4609 is a high efficiency switching mode buckboost power supply. Included in the package are the switching controller, power FETs and support components. Operating over an input voltage range of 4.5V to 36V, the LTM4609 supports an output voltage range of 0.8V to 34V, set by a resistor. This high efficiency design ...

 

LTM4627 1V at 30A, Two Parallel Outputs with 2-Phase Operation

Mar 24th 2006
The LTM4627 is a complete 15A output high efficiency switch mode DC/DC power supply. Included in the package are the switching controller, power FETs, inductor and compensation components. Operating over an input voltage range from 4.5V to 20V, the LTM4627 supports an output voltage range of 0.6V to 5V, set by a single external ...

 

LTM4637 3.3V at 40A, Two Parrallel Outputs with 2-Phase Operation

Mar 24th 2006
The LTM®4637 is a complete 20A output high efficiency switch mode step-down DC/DC μModule (micromodule) regulator. Included in the package are the switching controller, power FETs, inductor and compensation components. Operating over an input voltage range from 4.5V to 20V, the LTM4637 supports an output voltage range ...

 

LTM4601HV 2-Phase Parallel, 3.3V at 20A Design

Mar 24th 2006
The LTM4601HV is a complete 12A step-down switch mode DC/DC power supply with onboard switching controller, MOSFETs, inductor and all support components. The µModule regulator is housed in small surface mount 15mm × 15mm × 2.82mm LGA and 15mm × 15mm × 3.42mm BGA packages. Operating over an input ...

 

LTM4612 2-Phase, Parallel 12V at 10A Design

Mar 24th 2006
The LTM®4612 is a EN55022 Class B certified high voltage input and output, 5A switching mode DC/DC power supply. Included in the package are the switching controller, power FETs, inductor and all support components. Operating over an input voltage range of 5V to 36V, the LTM4612 supports an output voltage range of 3.3V ...

 

LTM4627 1.2V, 60A, Current Sharing with 4-Phase Operation

Feb 7th 2003
The LTM4627 is a complete 15A output high efficiency switch mode DC/DC power supply. Included in the package are the switching controller, power FETs, inductor and compensation components. Operating over an input voltage range from 4.5V to 20V, the LTM4627 supports an output voltage range of 0.6V to 5V, set by a single external ...

 

Clock Tunable, Filter Based Sine Wave Generator

Nov 13th 2000
A feedback loop enclosed resonator can be made to oscillate. This circuit’s sine wave generator takes advantage of this and eliminates the need for an amplitude control loop. This circuit, a mildly modified form of the Regan resonant bandpass loop, is clock tunable and produces sine and cosine outputs. ...

 

Platinum RTD Digitizer Accurate within 1° Over 0°C to 100°C

Jun 24th 1999
Platinum RTD Value Is Linearly Converted to Period by LTC1799. Logic and Second LTC1799 Clock Digitize Period into Output Data Bursts. Bootstrapping Pin Capacitance is used to Permit Remotely Located Sensor. ...

 

Relative Humidity Sensor Digitizer-Time Domain Bridge Based

Jul 15th 1998
Humidity Transducer Digitizer Has Grounded Sensor, 1% Accuracy; Trim Scheme Allows Low Tolerance Sensors. Clocked Q1A-Q1B Configurations Produce Ramp Outputs. Q1A Ramp Slope Varies with Humidity Sensor Value, Q1B Ramp Represents Sensor’s Offset (0% RH does not equal 0pF). C1, C2 Digitize Ramp Times. Gate Extracts Time Difference, ...

 

Relative Humidity Sensor Digitizer-Charge Pump Based

Jul 15th 1998
Hygrometer Digitizer Has 0.3% Accuracy, Although Sensor Must Float Off-Ground. Humidity Sensor Determines Charge Delivered to A1 Integrator During Each Charge Pump Cycle. Resultant A1 Output Ramp Is Reset by Level Triggered C1 via Q1. Output Frequency, Taken at C1, Varies with Humidity ...

 

Relative Humidity Sensor Digitizer-Hetrodyne Based

Jun 5th 1998
Hetrodyne Based Humidity Transducer Digitizer Has Grounded Sensor, 2% Accuracy. Capacitively Sensed Hygrometer Beats Humidity Dependent Oscillator (C1) Against Stable Oscillator O1. Difference Frequency Is Demodulated by Q1, Converted to Pulse Form at C2. Counters Scale Output for 0kHz to 1kHz = 0% to 100% Relative Humidity ...

 

Clock Tuned, Highly Selective Notch Filter

Jan 1st 1998
This circuit shows a quick, clean way to tune a notch filter’s center frequency by varying a single resistor, which could be switched. The LTC1062 switched capacitor filter and A1 form a clock tunable notch (see LTC1062 data sheet). O1, running from the 5V supply, furnishes the clock, which is level shifted by Q1 to drive ...

 

A Galvanically Isolated Thermistor Digitizer

Dec 3rd 1997
The LTC1799 is a precision oscillator that is easy to use and occupies very little PC board space. The oscillator frequency is programmed by a single external resistor (RSET). The LTC1799 has been designed for high accuracy operation (≤1.5% frequency error) without the need for external trim components. ...

 

Acoustic Thermometry Measures Temperature To 0.1 Degree

Dec 1st 1990
Start Clock Launches Acoustic Pulse into Measurement Path, Sets Width Decode Flip-Flop High. Acoustic Paths Return Pulse, Amplified by Receiver, Trips Trigger, Resetting Flip-Flop. Resultant “Q” Width Output, Representing Path’s Temperature Dependent Transit Time, is Converted to Temperature Reading by Microprocessor. ...

 

LTC6990/LTC1440/LTC1059 Quadrature Sine Wave Oscillator

Jan 1st 1987
This circuit provides a voltage controlled frequency range from 2Hz to 18kHz with 1Vp-p constant putput amplitude. The LTC6990 is a precision silicon oscillator with a programmable frequency range of 488Hz to 2MHz. It can be used as a fixed-frequency or voltage-controlled oscillator (VCO). The LTC6990 is part of the TimerBlox ...