The recommended layout and routing for the ADS7230IRSAT involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the analog input traces. It's also recommended to use a 4-layer PCB with a dedicated analog power plane and a dedicated digital power plane.
To optimize the performance of the ADS7230IRSAT in noisy environments, use a low-pass filter at the input, use a shielded cable for the analog input, and consider using a common-mode filter or a differential amplifier to reject common-mode noise.
The maximum sampling rate of the ADS7230IRSAT is 1 MSPS (million samples per second). However, the actual sampling rate may be limited by the system's clock frequency, the analog input bandwidth, and the digital interface.
The ADS7230IRSAT has an internal calibration circuit that can be enabled by setting the CAL bit in the control register. The calibration process involves shorting the analog input to the internal reference voltage, and then adjusting the offset and gain registers to achieve the desired accuracy.
The power consumption of the ADS7230IRSAT depends on the operating mode, clock frequency, and supply voltage. In normal operation, the typical power consumption is around 15 mW at 3.3 V supply voltage and 1 MSPS sampling rate.
ADS7230IRSAT datasheet
by Texas Instruments
