NB3N108KMNR4G

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The NB3N108KMNR4G, part of Texas Instruments\' Clock/Timing product family, is a low-skew, low-power clock driver. The core of this clock driver is a 4-input multiplexer that prioritizes data and clock streams to the global clock output in a manner that guarantees low-skew data delivery.

The NB3N108KMNR4G is designed to offer clock data redundancy, allowing for defective buffer outputs to be replaced as needed. It is an ideal clock driver for applications requiring high-speed signaling, such as high-end networking, and telecom transmission busses or in any critical timing applications demanding fast performance and robust functionality.

The NB3N108KMNR4G provides low-skew fan-out from 4 input ports -- one primary clock port, two additional clock ports, and one mainstream data port. These inputs prioritize the data and clock streams so that the global clock output is driven with the highest quality of data and minimal risk of output skew. The input port combination capability of the NB3N108KMNR4G allows redundant clock inputs and (optionally) redundant data inputs. The redundant clock inputs can be used to bypass a defective clock buffer if needed.

The NB3N108KMNR4G is designed to run at a maximum speed of 5GHz and can input a logic swing of up to 7V. The output swing is 1.8V to 3.3V, and the output is capable of a maximum drive current of 3mA. The NB3N108KMNR4G also features slew rate controlled outputs and a dedicated control signal for controlling the operating state of the clock driver.

The NB3N108KMNR4G has a number of features to ensure robustness in operation. It has an adjustable supply voltage monitor to maintain specified operation in the input range VDDIO to VDDB. In addition, the NB3N108KMNR4G can be operated with a 4-phase differential reference clock, providing improved dynamic range and improved output level compared to a single-ended reference clock.

In terms of power consumption, the NB3N108KMNR4G is extremely low power. It typically consumes less than 50mA of total current, and can be used without additional power supply components. This makes the NB3N108KMNR4G ideal for applications such as mobile computing, hand-held devices, and automotive designs that require efficient power consumption while maintaining high performance characteristics.

Overall, the NB3N108KMNR4G is a powerful and robust clock driver, well suited to applications requiring the highest levels of performance and reliability. It can be used to deliver extremely low-skew data stream over a multiplexed data fabric, with the added benefit of redundancy for any defective clock inputs. The low power consumption and adjustable voltage range make it suitable for a variety of power supply conditions.

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