Programmable Timers and Oscillators

Programmable timers and oscillators are used to precisely control the timing of electronic and electromechanical operations. They provide precision timing and frequency control to maintain synchronized operation of electronic systems. This technology is essential in a wide range of application areas, such as industrial automation, medical equipment, defense and aerospace, telecommunications, automotive, and consumer electronics.

The 8N3Q001FG-0077CDI is a programmable timer and oscillator specifically designed for automotive applications. It is a 55-MHz oscillator that offers a range of adjustable settings to enable precise performance optimization. The device uses a crystal or resonator to generate its signal for precise timing. The frequency output of this device can also be adjusted to enable precise frequencies.

Application Fields

The 8N3Q001FG-0077CDI is suitable for a range of applications in the automotive industry. These include automotive infotainment systems, powertrain systems, in-vehicle networks, and electric and automated vehicles. Additionally, it can be used for mapping and navigation systems in commercial freight trucks and for autonomous vehicle testing and sensing.

Working Principle

The 8N3Q001FG-0077CDI utilizes a quartz crystal resonator or piezoelectric oscillator to generate an output frequency signal. The device incorporates a control logic that enables flexible frequency adjustment. Its clock outputs can be programmed to achieve accuracy and precision of up to ±2 ppm. This makes it suitable for automotive applications where accuracy and stability are critical.

The device also has an integrated programmable gain control full range PLL (Phase Locked Loop) input. The PLL input is capable of being programmed externally, through a serial interface, allowing the user to adjust and optimize the device’s output frequencies. The device also offers stable output signals, regardless of changes in load or temperature.

The 8N3Q001FG-0077CDI also offers several features to ensure its functionality and reliability. Its on-chip reverse battery protection ensures that any reverse voltage is not damaging to the device. It also offers an adjustable power down feature to reduce its power consumption. The device also has an integrated external oscillator to further increase accuracy.

Conclusion

The 8N3Q001FG-0077CDI is a programmable timer and oscillator specifically designed for automotive applications. It utilizes a quartz crystal resonator or piezoelectric oscillator to generate output frequencies with a precision of up to ±2 ppm. It offers several features, such as reverse battery protection, power down, and external oscillator, to ensure stable and reliable operation, making it suitable for automotive infotainment and powertrain systems, in-vehicle networks, and autonomous vehicles.