DS1077LU-50+

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The DS1077LU-50+ is a precision programmable timer/oscillator from Maxim Integrated that features an on-board adjustable 50MHz oscillator. This highly integrated device offers a wide range of timing and frequency control options, making it an ideal solution for many applications.

The DS1077LU-50+ is a low-frequency full-featured oscillator that combines the benefits of a precision programmable LVPECL-to-CMOS voltage-controlled oscillator (VCO) and a programmable timer into a single package. With a fan-out of up to five high-speed outputs, the device can generate and distribute symmetrical frequency references as well as digitally programmable lags/delays and other functions. The programmable timer portion of the device provides up to 12 timing selections that are adjustable via a 6-bit input port, plus a user-programmable divider for additional timing flexibility.

The DS1077LU-50+ is ideal for applications such as frequency synthesizers and phase-locked loops, clock and frequency distribution, communication systems, computer system timing, and many other timing applications. The device is fully integrated and contains on-board trim and calibration for frequency accuracy. This makes it an excellent choice for applications where reliable, accurate frequency control is desired.

The DS1077LU-50+ is based on a voltage-controlled oscillator (VCO) and a programmable timer with an internal clock rate of up to 50 MHz. The VCO portion of the device is designed to generate highly accurate frequency references ranging from 1 MHz to 50 MHz. The VCO has an adjustable frequency range, which allows the user to program the desired output frequency. The VCO has an input voltage of 0.8V to 4V with a maximum range of ±50 ppm/V, enabling highly accurate frequency control. In addition, the device contains a programmable timer which can be used to generate delays, as well as lags and bursts.

The DS1077LU-50+ also contains a wide range of features such as an adjustable duty cycle, a six-bit programmable counter, and a digital programmable delay. This integrated device also features an on-board EEPROM that allows for flexible frequency control. The EEPROM can be programmed with an adjustable frequency range and the desired output frequency. Furthermore, the DS1077LU-50+ contains various output configurations for up to five outputs, including push-pull, differential and single-ended configurations. The outputs can be programmed to produce multiple reference frequencies, enabling the device to be used in many applications.

In summary, the DS1077LU-50+ is a precision programmable timer and oscillator device designed for use in a wide variety of applications, including frequency synthesizers, clock and frequency distribution, communication systems, computer system timing, and many other timing applications. It is an excellent choice for applications where precise, accurate frequency control is desired. With on-board trim and calibration, the device offers excellent performance and flexibility. And with an adjustable frequency range and its wide range of output configurations, the device can be used in a variety of applications.

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