MK1491-06SLF

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MK1491-06SLF Application Field and Working Principle

The MK1491-06SLF is a monolithic CMOS clock generator circuit that is widely used in a wide range of applications, and makes up the very core of clock/timing-specific technologies. It is a versatile featured device that combines a powerful clock and oscillator circuit, digital frequency divider and also includes a built in temperature compensated crystal oscillator with a wide operating temperature range. This circuit is uniquely designed to act as a variable frequency clock generator, accurate and precise frequency control, precise frequency tuning, variable frequency control and excellent timing features.

Product Overview

The MK1491-06SLF clock generator provides high frequency and precise clocks from a single integrated circuit, allowing for simple and small designs with minimal outside components. It features a wide operating voltage range, high frequency stability and industry leading low power consumption. It is extremely easy to program and tune different clock frequencies, making it useful in a variety of applications such as machining and control, mobile devices, LCD TV control, automotive and military control.

Features and Benefits

The MK1491-06SLF clock generator includes many advanced features and a wide range of benefits. It has an extremely wide operating voltage range of 2.7V to 5.5V and a wide operating temperature range of -20 to +90C. It is also able to produce frequencies up to a maximum of 48MHz and has excellent low frequency accuracy and stability with an input frequency error of typically 1.6%. It is also able to control the output frequency precisely and accurately with a programmable frequency variation of up to 0.2%. Furthermore, it has high current drive capability and excellent low power consumption with a power reduction rate of up to 0.1%.

Working Principle

The MK1491-06SLF clock generator circuit is based on the configuration of an oscillator, a feedback amplifier, and a frequency divider circuit. The oscillator is driven by an edge-triggered oscillator and has a built-in temperature-compensated crystal oscillator for accurate and precise frequency control. The output of oscillator is then connected to a feedback amplifier, where the regulated current flow produces a signal with a specific frequency that can be adjusted from outside of the circuit via a programmable frequency divider. The frequency divider circuit divides the frequency generated by the oscillator by modulation transfer from the external signal from the control pins. The programmed frequency output is then fed back to the oscillator, and the process is repeated until the frequency output reaches the desired value.

Applications

The MK1491-06SLF is an ultra-low-power clock generator that is suitable to a wide range of applications, including but not limited to: machining and control, mobile devices, LCD TV control, automotive, military controls and communications, etc. It provides an excellent solution for applications where low power consumption, frequency accuracy and frequency stability are highly desired. It is also suitable for applications that require precise timekeeping, such as synchronized clocks, time-stamp clocks and time synchronization of data transmission.

Conclusion

The MK1491-06SLF is a monolithic CMOS clock generator circuit that provides a versatile and powerful clock and oscillator with digital frequency divider, accurate and precise frequency control, variable frequency control and excellent timing features. It is suitable for a wide variety of applications such as machining and control, mobile devices, LCD TV control, automotive, military control and communications, and more. It can provide an excellent solution for applications requiring low power consumption, frequency accuracy and frequency stability. It is also an ideal choice for applications that require precise timekeeping.

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