• Remove (DNI): C3, C6, R7, R8
Figure 6-2. CHA FDA Component modification
The FDA is setup with a gain of 2.5, and can be adjusted (R78, R84, R86 and R94) as the application requires.
There is a 20 MHz LPF on the output of the FDA, and these components (C52, L11,L12 and C53) can be
adjusted as the application requires. The termination resistors (R80, R81, R89 and R90) can be adjusted
according to the source impedance.
Figure 6-3. FDA schematic
For further information on the THS4541 FDA, please refer to the
FDA Configuration
24
ADC366xEVM Evaluation Module
SBAU366 – JANUARY 2021
Copyright © 2021 Texas Instruments Incorporated
