Texas Instruments provides a recommended layout and routing guide in the ADS1254EG4 datasheet, but it's also important to follow general high-impedance analog layout guidelines, such as separating analog and digital signals, using a solid ground plane, and minimizing noise coupling.
Optimizing the ADS1254EG4's performance requires understanding the application's specific requirements, such as signal frequency, amplitude, and noise levels. TI provides application notes and design guides that can help engineers optimize the ADC's performance for their specific use case.
The ADS1254EG4's analog inputs should be driven with a low-impedance source, such as an op-amp or a buffer, to minimize noise and distortion. The input signal should also be filtered to remove high-frequency noise and aliasing.
The ADS1254EG4's digital output data should be handled carefully to avoid data corruption and ensure accurate conversion results. Engineers should use a suitable interface, such as SPI or I2C, and follow the datasheet's guidelines for data formatting and timing.
Common pitfalls to avoid when using the ADS1254EG4 include incorrect pin connections, inadequate power supply decoupling, and insufficient noise filtering. Engineers should also avoid overdriving the analog inputs and ensure that the ADC is properly calibrated and configured for their application.
ADS1254EG4 datasheet
by Texas Instruments
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