The present IP is a VCC Detector (VDT) circuit. It detects the voltage level of its power supply AV33. The normal operation voltage levels of AVDDL and AVDDH are 1.62v~1.98v and 3.0v~3.9v respectively ...
The present IP is a VCC Detector (VDT) circuit, which prevents the possibilities of causing Flash writing failure or internal operation failure by unstable supply voltage. It detects the voltage level ...