NB7L14MMNR2G

Clock Buffers, Drivers Overview

The NB7L14MMNR2G is a differential 1:4 clock/data fanout buffer and translator manufactured by onsemi. It converts TSMC1-4 MLL inputs to PECL outputs, operating at frequencies up to 7 GHz or data rates of 10 Gbps. The device supports 2.5 V and 3.3 V power supplies and features internal termination for CML outputs. Packaged in a QFN-32 (5 mm x 5 mm) surface-mount format, it ensures low skew performance for high-speed signal distribution.

Clock Buffers, Drivers Feature Summary

• Differential 1:4 Clock/Data Fanout Buffer/Translator
• Input: TSMC1-4 MLL; Output: PECL with Internal Termination
• Operating Frequency: Up to 7 GHz / 10 Gbps
• Dual Voltage Support: 2.5 V and 3.3 V

Clock Buffers, Drivers Applications

• High-speed serial communication systems requiring clock translation
• Data center infrastructure and server backplanes
• Telecommunications equipment utilizing PECL standards

Clock Buffers, Drivers Procurement Notes

Verify the RoHS-compliant suffix 'G' matches the specific procurement requirement. Confirm the QFN-32 package dimensions and thermal pad specifications against the PCB footprint design. Ensure the input signal source aligns with the TSMC1-4 MLL standard to guarantee proper logic level compatibility without external termination components.

Clock Buffers, Drivers Selection Notes

Select this component when translating TSMC1-4 MLL signals to PECL loads in high-speed environments. It is suitable for designs requiring 1-to-4 fan-out with minimal skew. Consider the NB7L14MNG if LVPECL outputs are preferred over PECL. Verify that the system power supply can maintain stability within the 2.5 V to 3.3 V operational range for optimal performance.

Clock Buffers, Drivers Part Context

This part belongs to the NB7L14 series of high-performance clock drivers. It serves as a bridge between modern low-voltage differential signaling standards and legacy PECL interfaces. The device integrates internal termination to simplify board layout and reduce component count compared to discrete solutions.

Clock Buffers, Drivers Replacement Considerations

The NB7L14MNG is a direct functional alternative offering LVPECL outputs instead of PECL. For applications requiring CML outputs with internal termination, the NB7L14MMN variants are compatible. Verify pinout compatibility and output voltage levels before substituting.