MK1491E-14R

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The MK1491E-14R is a highly integrated clock and timing device designed to meet the needs of a variety of applications. It combines four high-performance crystal oscillators, a configurable delay line, a programmable phase locked loop (PLL) circuit, and a frequency/time synchronization control system (TCS) into one package. The MK1491E-14R is designed to be used in a wide range of applications including closed loop clock synchronization, timing, and pulse width modulation.

On the input side, the MK1491E-14R has three high-performance crystal oscillators, each with its own programmable frequency range and phase accuracy. The oscillators are adjustable with external capacitors and can be tuned to the exact frequency and phase requirements of the application. In addition, the device also includes a dedicated frequency/time synchronization control system (TCS) that allows for precise synchronization and clock switching of multiple oscillators.

On the output side, the MK1491E-14R includes a configurable delay line, a programmable phase locked loop (PLL) circuit, and an adjustable reference clock output. The delay line provides adjustable signal delay to eliminate the need for clocked logic elements, while the PLL circuit allows for precise clock frequency synthesis. Finally, the adjustable reference clock output allows for the precise synchronization of multiple oscillators to one common reference frequency.

In addition to its frequency/time synchronization capabilities, the MK1491E-14R also has a number of features that make it well suited for a variety of applications. It supports a wide operating temperature range, has low power consumption, and can be used with 5V and 3V systems. Furthermore, the device includes a built-in watchdog timer that can be used to detect issues such as timing errors and power cycle failures. The MK1491E-14R is also compliant with the IEEE 1588 standard for precise time synchronization.

Overall, the MK1491E-14R is an ideal solution for a variety of clock and timing applications. Its combination of high performance crystal oscillators and a configurable delay line, coupled with its frequency/time synchronization capabilities, make it well suited for applications that require precise timing, such as closed loop clock synchronization, timing, and pulse width modulation.

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