ZHCSIK6C November 2017 – November 2019 ADS8166 , ADS8167 , ADS8168
PRODUCTION DATA.
When using the internal reference (see the External Reference section), REFIO (pin 3) must have a 1-µF, X7R-grade, ceramic capacitor with at least a 10-V rating. This capacitor must be placed close to the REFIO pin, as illustrated in Figure 108. In cases where an external reference is used, refer to the reference component data sheet for filtering capacitor requirements.