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Терраэлектроника

AC Coupled Comparator Reference Design, Input 2kHz to 32MHz (TIPD105)

This TI Reference Design provides the theory, component selection, and simulation of a single supply comparator required to use AC coupling to detect sine waves or square waves. Often this is needed due to differences in ground between two different modules. Whenever AC coupling is involved into single supply circuitry negative voltages become a concern. Excessive negative voltages on comparators can cause the comparator to trip erroneously or to stay stuck at unpredictable levels. Proper high pass filtering and DC offsetting are required for reliable operation. This design will show how to AC couple a wide range of input signal levels and frequencies into a high speed comparator to generate a robust and accurate clock signal. See more TI Precision Designs

Возможности

AC Couples Pulses to eliminate Ground Potential Differences Comparator Outputs 0V to 5V Single-Supply Solution Input Frequency from 2kHz to 32MHz, 40% to 60% duty cycle Utilizes TLV3501 for fast response time Utilizes Offset and Filter for reliable Single Supply Operation This Precision Reference Design Includes Theory Component Selection TINA-TI Simulation Modification Options

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AC Coupled Comparator Reference Design, Input 2kHz to 32MHz TIPD105

Используемые компоненты


Производитель: Texas Instruments
TLV3501AIDBVR TLV3501AIDBVR Цена, руб. Срок поставки Укажите
кол-во:

4.5ns Rail-to-Rail, High Speed Comparator in Microsized Packages 6-SOT-23 -40 to 125
127,00 r
от 28 шт. 109,00 q
от 60 шт. 99,00 q
На складе: 288 шт.
TLV3501AIDBVT TLV3501AIDBVT Цена, руб. Срок поставки Укажите
кол-во:

Voltage Comparators; No. of Comparators:1; Comparator Type:High Speed; Response Time:4.5ns; Output Type:CMOS Compatible - Push-Pull; Supply Current:3.2mA; Supply Voltage Min:2.7V; Supply Voltage Max:5.5V; Termination Type:SMD
147,00 r
от 24 шт. 126,00 q
от 52 шт. 116,00 q
На складе: 321 шт.

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