CONFIGURATION BIT CIRCUIT FOR PROGRAMMABLE LOGIC DEVICE WITH PHASE CHANGE RANDOM ACCESS MEMORY AND PROGRAM AND OPERATION METHOD THEREOF

In order to provide a configuration bit circuit utilizing a phase change memory, the configuration bit circuit for a programmable logic device may include a first phase change memory element and a second phase change memory element connected in series between a first power source and a second power source, a first selection element connected to the first phase change memory element and second phase change memory element in a first direction, and a CMOS inverter connected to the first phase change memory element and second phase change memory element in a second direction and disposed between a third power source and a fourth power source.