NB3L83948CFAR2G

Clock/Timing - Clock Buffers, Drivers are signal conditioning devices used to build timing and synchronization signal pathways in your circuit board design. NB3L83948CFAR2G from ON Semiconductor is a low-power differential-output voltage-level (LVDS) transceiver system. This device has been designed to support clock related applications.

The NB3L83948CFAR2G is a single-ended-input/differential-output transceiver system. It is ideal for clock signal transmission applications because it provides low-power operation, a wide operating frequency range and excellent signal integrity characteristics. It features dual differential-output receivers and a differential clock output buffer. It has a single-ended, LVDS, low-power-serializer output driver. It also has an internal clock divider and an internal spread-spectrum generator. The NB3L83948CFAR2G is available in a small 10-pin (QFN) package and is designed for use in applications where low jitter and low-power operation are important requirements.

The NB3L83948CFAR2G application fields include clock generation, clock distribution, and timing related applications in various communication, medical, consumer, and industrial systems. Examples of such applications are as follow: 

• Networking equipment such as switches, routers, and firewalls

• Test and measurement equipment

• Automated Test Equipment (ATE)

• Telecom systems

• Medical devices

• Consumer electronics

• Automotive systems

• Computing systems

• Industrial automation

In order to understand how the NB3L83948CFAR2G works, it is important to consider the principle of Differential signaling. Differential signaling is the transmission of a pair of electrical signals in the opposite directions with respect to each other. This type of transmission is used to nullify external noise, maintain a consistent transmitting power, and reduce electromagnetic interference (EMI). The NB3L83948CFAR2G transceiver uses this technique in order to reduce the noise margin and maintain a higher data rate. The combination of built-in clock generator, clock divider and spread spectrum generator makes this device suitable for high speed clock transmission and clock noise optimization.

The NB3L83948CFAR2G also has power-saving features that support low-power operation. The power consumption of this device can be reduced by more than 30% by using the built-in power-saving mode. The device also has a Built-in Fail-Safe receiver function, which ensures that the device does not enter an undefined state in case of receiving a high-impedance input signal.

In conclusion, the NB3L83948CFAR2G is an ideal low-power, differential-output LVDS transceiver system that can support numerous clock related applications. With its wide operating frequency range, excellent signal integrity characteristics, and power-saving features, it is well suited for use in high speed communication, medical, consumer, automotive and industrial systems.