A400GE-QDD Recommended Tap Settings for Link Operation

APPLICATION NOTE

A400GE-QDD Recommended Tap Settings for Link Operation

This application note provides recommended transmit pre-emphasis tap settings for quad small form factor pluggable double density (QSFP-DD) multi-source agreement (MSA) compliant optical transceivers and passive copper direct attached cables (DAC) for the A400 test system. Specific examples are provided for the device under test (DUT) transmitter as well.