ASEMPC-19.440MHZ-Z-T

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Oscillators

An oscillator is an electronic component or circuit that is designed to produce an electrical signal with a specific frequency and waveform.

The ASEMPC-19.440MHz-Z-T oscillator is a dual-frequency oscillator (DFO) that can operate at both 19.440MHz and 19.440MHz+/-10kHz. It runs on a single 4.5V supply and can be used with a wide variety of microcontrollers and other applications. It has a very low-current standby mode and a fast rise time that is suitable for frequency synthesis and spread spectrum applications.

Application Field

The ASEMPC-19.440MHz-Z-T oscillator is mainly used in the field of wireless communication and automotive electronics. In fact, it is a suitable choice for applications that require high-frequency stability and low-power consumption. For example, its low current consumption makes it an ideal candidate for use in car ignition systems, microcontrollers, and remote keyless entry systems.

The ASEMPC-19.440MHz-Z-T oscillator is also suitable for use in a variety of high-frequency wireless applications such as Wi-Fi, Bluetooth, and RFID/NFC. Its ability to provide a wide frequency selection makes it an effective choice, as it can easily be adjusted to meet the demands of various applications.

Working Principle

The ASEMPC-19.440MHz-Z-T oscillator uses a digital-controlled crystal oscillator (DCXO) to provide its dual frequency operation. This oscillator works by using a specialized crystal to generate a precise frequency output. The crystal’s frequency and stability are controlled by a digital circuit. This circuit is able to adjust the frequency output of the oscillator as needed, enabling it to achieve the desired frequency range.

The ASEMPC-19.440MHz-Z-T oscillator also uses a voltage-controlled oscillator (VCO) to provide a wide range of output frequencies. The VCO works by generating an oscillating signal with a constant frequency as long as a voltage is applied to it. This voltage can be adjusted to change the frequency of the oscillator. This allows the device to be used with a variety of different applications.

The ASEMPC-19.440MHz-Z-T oscillator also features an oscillator hysteresis circuit which allows it to maintain a stable output signal despite changes in temperature, voltage, and other environmental factors. The hysteresis circuit also allows the oscillator to have a start-up delay of 0.2msec, making it suitable for frequency synchronization. applications.

In addition to the hysteresis circuit, the ASEMPC-19.440MHz-Z-T oscillator also features a phase-locked loop (PLL) which allows the output frequency to be finely adjusted. This feature makes the device ideal for frequency hopping applications, as the PLL can be used to quickly and accurately change the frequency of the output signal.

In summary, the ASEMPC-19.440MHz-Z-T oscillator is an ideal device for a variety of high-frequency wireless applications. Its digital-controlled crystal oscillator and voltage-controlled oscillator enable it to provide a wide range of frequencies, and its hysteresis and PLL circuits make it suitable for synchronization and frequency hopping applications. Overall, this oscillator is an effective choice for a variety of applications.

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