... operating voltage:3.0v ~3.6v; used for usb application.2.7v~5.5V; It is only used for smart card ... 2.25v(MIN), 2.5v(TYP), 2.75v(MAX)• Voltage Detector– Detect VCC range:2.8v ~3.8v for usb application; LV:2.7(MIN),2.8(TYP),2 ... MAX).– Detect VCC range:2.5-6.2v for IC card application;LV:2.3(MIN),2.5(TYP), 2.7(MAX). HV:5 ... .75(MIN), 6.2(TYP), 6.65(MAX ...