LMK61E0-155M52SIAR

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LMK61E0-155M52SIAR is a family of programmable clock and timing oscillators marketed by Texas Instruments. This series is designed for the demanding requirements of a host of communication and networking applications, including SerDes and ASICs. The oscillators are available in a variety of coverages and pin configurations, with low jitter performance.

The clock and timing oscillator series includes an oscillator, a programmable frequency divider, and an output stage. The oscillator is a voltage controlled oscillator (VCO) with integrated low-noise analog and digital control logic. The VCO can generate frequencies from 200kHz to 1.5GHz. Programmable frequency dividers are used to divide the output frequency from the VCO. The output stage of the series includes a buffer driver, synchronizing circuit and output monitor. The buffer driver produces outputs suitable for driving both TTL and CMOS logic levels.

The LMK61E0-155M52SIAR series are designed to operate from a single +3.3 V supply, however some versions can be powered by +2.5 V or +1.8 V. The device consumes low power, typically less than 300 mW in active operation. It also offers a wide range of output formats, including LVTTL/LVCMOS, LVPECL, CML, and LVDS.

The major applications of the programmable clock and timing oscillators in the LMK61E0-155M52SIAR series include synchronization systems, serial digital interfaces, digital signal processors, microprocessors and microcontrollers, wireless networks, and digital multimedia. These oscillators are used to provide synchronization and timing information between the various parts of a system. They can also be used to generate the necessary clock frequencies for digital signal processors, ASICs and SERDES, as well as providing timing references for successive sampling of analog signals.

The main working principle behind LMK61E0-155M52SIAR oscillators is based on an oscillating circuit, typically an inductor-capacitor (LC) tank, which is designed to produce a sinusoidal signal. The frequency of the oscillation can be adjusted by changing the values of the LC circuit. The voltage controlled oscillator (VCO) is then used to convert the sinusoidal signal from the LC tank into a DC signal. The frequency of the VCO can be regulated using a voltage-controlled gain element, such as a varactor diode. The VCO is then used to drive a programmable frequency and divide circuit, which is used to generate output signals of various different frequencies.

In summary, LMK61E0-155M52SIAR is an advanced programmable clock and timing oscillators series suitable for communication and networking applications. The series comprises of a VCO, a programmable frequency divider, and an output stage. These oscillators are used to provide synchronization and timing information in various communication, networking and multimedia applications, and have a wide range of output formats, including LVTTL/LVCMOS, LVPECL, CML, and LVDS. The oscillators are powered by a single +3.3 V supply and consume low power. The clock and timing oscillator series can generate frequencies from 200kHz to 1.5GHz.

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