The recommended layout and routing for the ADS8332IPW involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the analog input traces. Additionally, it's 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 ADS8332IPW 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. Additionally, ensure that the analog and digital grounds are separated and that the digital noise is not coupled into the analog circuitry.
The recommended power-up sequence for the ADS8332IPW is to power up the analog supply (AVDD) first, followed by the digital supply (DVDD), and then the clock signal. This ensures that the analog circuitry is stable before the digital circuitry is powered up.
The clock signal for the ADS8332IPW should be a clean, low-jitter clock signal with a frequency of 10 MHz to 50 MHz. It's recommended to use a clock signal with a 50% duty cycle and to ensure that the clock signal is not coupled into the analog circuitry.
The recommended method for driving the analog input of the ADS8332IPW is to use a low-impedance source, such as an op-amp, and to ensure that the input signal is within the specified voltage range. Additionally, it's recommended to use a series resistor and capacitor to filter out high-frequency noise.
ADS8332IPW datasheet
by Texas Instruments
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