SIT9005ACA1G-25SM

Programmable Oscillators

Programmable oscillators are devices that generate an exact and stable frequency that can be changed and adjusted on demand, these devices greatly improve the ability of a circuit to serve multiple purposes. The SIT9005ACA1G-25SM is an ideal example of a programmable oscillator that offers exceptional performance, flexibility, and reliability in many applications.

Technical Specification

The SIT9005ACA1G-25SM is a temperature-compensated, programmable crystal oscillator (TCXO). It uses advanced CMOS technology to provide excellent low power consumption and high frequency stability. It has a wide range of features making it suitable for almost any application requiring a programmable oscillator. It has an operating frequency range from 2.048 MHz to 48.0 MHz, a voltage range of 0.7V to 5.5V, a minimum and maximum current consumption of 1.0mA and 2.4mA, a maximum input clock frequency of 200MHz, minimum pulse width of 60ns, maximum output phase jitter at 1MHz and 100KHz of 1.0 psRMS, and maximum frequency tolerance of +/-5ppm.

Application Field and Working Principle

The main application field of the SIT9005ACA1G-25SM is in communications. It can be used to generate high-frequency signals for signal modulation, such as quadrature phase-shift keying (QPSK) and frequency-shift keying (FSK). This oscillator can also be used for clock generation in cellular base stations, for automatic frequency control (AFC) switching, frequency synthesizers, and for other transmission and reception applications.

The working principle of the SIT9005ACA1G-25SM is based on its capacitors and crystal resonator structure. The two capacitors (C1, C2) are connected in series to the crystal. When a voltage is applied to them, they start to oscillate. Due to the coupling of the capacitors, the oscillations generate a frequency on the output side. This frequency can be adjusted by varying the values of the capacitors, making it ideal for applications requiring accurate and programmable frequencies.

Advantages of SIT9005ACA1G-25SM

In addition to its exceptional performance, the SIT9005ACA1G-25SM has several other advantages. It has a low power consumption, which makes it ideal for battery-powered applications. It has a wide frequency range, offering great flexibility for different applications. It is also robust and reliable, with a frequency tolerance of up to +/- 5ppm. Finally, it is cost-effective, making it suitable for cost-sensitive applications.

Conclusion

The SIT9005ACA1G-25SM is an ideal programmable oscillator for a wide range of applications, thanks to its advanced CMOS technology and excellent performance. With its excellent frequency range, low power consumption, and robust reliability, this oscillator can help achieve accurate and reliable programmable frequency signals.