MAX14746 & MAX14747 USB Charger Detectors Analog Devices MAX14746 and MAX14747 USB Charger Detectors provide a single-chip solution for charging and charger detection. The detectors are integrated with Smart Power Selector™ linear charger solutions compliant with USB Battery Charger Detection Rev 1.2. The Analog Devices MAX14746 and MAX14747 can detect multiple USB battery-charging methods. These include Standard Downstream Ports (SDP), Charging Downstream Ports (CDP), and Dedicated Charger Ports (DCP).