353SB6A163R

Oscillators play an important role in modern electronic circuits, providing a regular, accurate and stable frequency or time interval to radios, computers, and other electronic equipment. The 353SB6A163R oscillator is a high precision oscillator used in a variety of electronic applications, from clock generators and frequency sources in communication systems to pulse width modulation (PWM) circuits used in various types of motor control systems and power supplies. This article explores the application fields and working principle of the 353SB6A163R oscillator.

Application fields

The 353SB6A163R oscillator is a high precision temperature compensated oscillator (TCXO) used in a variety of communication and automotive applications. In the field of communications, it is used for base stations and mobile devices that require precise frequency accuracy over the entire operating temperature range. In terrestrial radio systems and mobile communication networks, it is used in frequency sources, transmitters, and receivers for precise frequency accuracy. In addition, it is used in clock generators and crystal oscillators for reference frequency accuracy in PDH, SDH, and SONET standards.

In the automotive field, the 353SB6A163R oscillator is used to build various engine control units (ECUs) that control the timing, operation, and performance of vehicle engines. Its precision oscillations are used in ECUs for PWM circuits for controlling automatic transmissions, idle speed control, green engine control, fuel injection systems, and other motor control systems. The small size and low power consumption of the oscillator also make it suitable for use in automotive on-board computers (OBCs), ABS systems, cruise control systems, and traction control systems.

Working principle

The 353SB6A163R oscillator is a quartz-crystal oscillator with a fully temperature compensated, piston-type quartz crystal type. It is equipped with a temperature compensated frequency control circuit (TCFC) to ensure that the frequency output will remain constant over a wide temperature range. To accomplish this, the oscillator includes a temperature sensing and feedback circuit to detect the ambient temperature, which is compared against a set value. If the observed temperature differs from the set value, the oscillator’s frequency is adjusted in order to maintain the accuracy of the oscillations.

The 353SB6A163R oscillator features an extremely low power consumption, low temperature drift, and low jitter. It operates in the frequency range of 8 to 40 MHz, with a toggle frequency stability of ±3 ppm (parts per million) over the operating temperature range of -20°C to +70°C. It also features a wide frequency tuning range and fast frequency locking times. Additionally, it has an extremely low RMS phase jitter of 0.33 ps, making it suitable for use in high performance systems requiring low phase noise.

In conclusion, the 353SB6A163R oscillator is an ultra-stable, precision oscillator used in various communication and automotive applications. Its features include an extremely low power consumption, low temperature drift, low jitter, wide frequency tuning range, and fast frequency locking times. Additionally, its temperature compensated frequency control circuit ensures that the frequency output remains constant over a wide temperature range. It is therefore an ideal choice for applications that require precise frequency accuracy.