To minimize noise and ensure optimal performance, it is recommended to follow a star-grounding scheme, keep analog and digital grounds separate, and use a solid ground plane. Additionally, keep the analog and digital signal traces separate and avoid crossing them over each other. Use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
To calibrate the MAX11200EEE+, follow the calibration procedure outlined in the datasheet. This involves applying a known input voltage and adjusting the offset and gain registers to achieve the desired accuracy. It is also recommended to perform a system-level calibration to account for any system-specific errors.
To prevent damage or malfunction, it is recommended to power up the MAX11200EEE+ in the following sequence: 1) Power up the analog supply (AVDD), 2) Power up the digital supply (DVDD), and 3) Apply the clock signal. This sequence ensures that the analog circuitry is powered up before the digital circuitry, preventing any potential damage or malfunction.
The MAX11200EEE+ has a built-in thermal shutdown feature that shuts down the device when the junction temperature exceeds 150°C. To handle this feature, it is recommended to implement a thermal monitoring system to detect when the device is approaching the thermal shutdown threshold. This can be done using an external temperature sensor or by monitoring the device's internal temperature sensor.
To drive the MAX11200EEE+ analog inputs, it is recommended to use a low-impedance source, such as an op-amp or a low-impedance voltage source. The input impedance of the MAX11200EEE+ is relatively high, so it is important to ensure that the driving source can provide a low-impedance output to minimize signal attenuation and distortion.
MAX11200EEE+ datasheet
by Maxim Integrated Products
