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Application of SG5032CAN Crystal Oscillator in Video Surveillance System

  • Aug 07,2024
  • 69 VIEWS
    Video surveillance systems play a crucial role in areas such as security prevention, traffic management, and public safety. The performance and stability of the system have a direct impact on the clarity of images and the accuracy of data. From the earliest analog surveillance to the hot digital surveillance in previous years, to the current network video surveillance, there have been earth shaking changes. In the Internet today, the video surveillance industry is actively embracing the Internet.
 
    The working principle of security monitoring is to collect information through front-end cameras, amplify the information and send it to the CPU for image and signal processing, and then store the information in the cloud. Users can remotely monitor through a PC and save information for a long time. In the process of image acquisition and signal processing, high-precision active crystal oscillators are required. This article introduces a SG5032CAN crystal oscillator produced by Epson Crystal Company. This crystal oscillator has the implementation of a miniaturized system. It has the characteristics of stable output frequency, low power consumption, and fast startup. Widely used in multimedia and intelligent remote control keys such as PCs, switches, mobile communication base stations, DSC, measuring instruments, fax machines, and vehicle electronic devices. This crystal oscillator has an output frequency ranging from 1MHz to 170MHz. The SG5032CAN active crystal oscillator column of this series adopts standard CMOS output, which can directly control standard level modules and simplify the design process for users. At the same time, combined with low jitter PLL technology to generate stable frequency output, the frequency stability can reach (-25 ppm (-20~70)), and the frequency aging rate in the first year is the lowest. Only the SG5032CAN active crystal oscillator can effectively improve the service life of components at 3ppm.

    SG5032CAN crystal voltage can be selected between 1.6V-5V. This series of crystal oscillators has standby and output enable switching: standby mode switching is achieved by controlling pin ST high and low levels, and standby current can be as low as 2.7 μ A; By controlling the output opening and closing through the OE port, the closing current reaches 10 milliamps, greatly reducing power consumption O. F equipment. The minimum startup time for SG5032 is 3ms, and both the rise and fall times are 3Ns. This ensures the low-power design requirements for startup speed and improves the sensitivity of the output signal.