Semiconductor device

A semiconductor device comprising:

• first and second input terminals configured to receive first and second clock signals, respectively;
• a plurality of control terminals configured to receive control signals, respectively;
• an output terminal;
• a first output circuit driving the first clock signal to the output terminal in response to a drive capability defined by the control signals;
• a second output circuit driving the second clock signal to the output terminal in response to a drive capability defined by the control signals;
• a third output circuit driving the first clock signal to the output terminal by a fixed drive capability;
• and
• a fourth output circuit driving the second clock signal to the output terminal by the fixed drive capability.

A semiconductor device comprising:

• first and second input terminals;
• a plurality of first control terminals;
• a plurality of second control terminals;
• an output terminal;
• a plurality of first clocked inverters each including a first input node coupled to the first input terminal, a first control node coupled to a corresponding one of the first control terminals and a first output node coupled to the output terminal;
• a plurality of second clocked inverters each including a second input node coupled to the second input terminal, a second control node coupled to a corresponding one of the second control terminals and a second output node coupled to the output terminal;
• a first inverter including a third input node coupled to the first input terminal and a third output node coupled to the output terminal, control nodes being not prepared in the first inverter;
• a second inverter including a fourth input node coupled to the second input terminal and a fourth output node coupled to the output terminal, control nodes being not prepared in the second inverter;
• and
• a plurality of third inverters each including a fifth input node coupled to a corresponding one of the first control terminals and a fifth output node coupled to a corresponding one of the second control terminals.