Texas Instruments provides a recommended PCB layout in the datasheet, but it's also important to follow general high-frequency PCB design guidelines, such as using a solid ground plane, minimizing trace lengths, and using 50-ohm transmission lines for input and output signals.
The choice of input and output termination resistors depends on the specific application and the impedance of the signal source and load. A good starting point is to use 50-ohm resistors, but you may need to adjust these values based on your specific requirements. TI also provides a termination calculator tool to help with this process.
The LMH6703MFX is rated for operation from -40°C to 85°C, but it's important to note that the device's performance may degrade at higher temperatures. It's recommended to follow the thermal design guidelines in the datasheet to ensure reliable operation.
The LMH6703MFX requires a single 5V power supply, and it's recommended to use a low-noise, low-dropout regulator to minimize power supply noise. Additionally, it's important to follow the recommended biasing circuit in the datasheet, which includes a 1-kohm resistor and a 10-uF capacitor.
The typical settling time for the LMH6703MFX is around 10 ns, but this can vary depending on the specific application and the input signal characteristics. It's recommended to consult the datasheet and application notes for more information on settling time and other performance characteristics.
LMH6703MFX/NOPB datasheet
by Texas Instruments
