The ACAS family is available in 0606 and 0612 sizes. Two or four resistors are integrated on one substrate, which have tracking and matching properties as relative parameters for the Precision and Precision AT grade series. This product is available with equal or 2 different resistor values on each array package providing accurate and stable behavior. The ACAS family is divided into three series: the professional ACAS, the precision ACAS, and the precision AT grade ACAS AT.