Amplifier and electronic system including the same

An amplifier comprising:

• a first sub-dynamic amplifier;
• and
• a second sub-dynamic amplifier;
• the first sub-dynamic amplifier including:
• a first-a NMOS transistor configured to receive a first input;
• a second-a NMOS Transistor configured to receive a second input, the second-a NMOS transistor including a source connected to a source of the first-a NMOS transistor;
• a first resistor including a first end connected to a drain of the first-a NMOS transistor and a second end connected to a first-a output;
• a second resistor including a first end connected to a drain of the second-a NMOS Transistor, and a second end connected to a second-a output, and
• the second sub-dynamic amplifier including:
• a first-b NMOS transistor configured to receive an output of a drain of the first-a NMOS transistor, the first-b NMOS transistor including a drain connected to a first-b output;
• a second-b NMOS transistor configured to receive an output of a drain of the second-a NMOS transistor, the second-b NMOS transistor including a source connected to a source of the first-b NMOS transistor, and the drain of the second-b NMOS transistor is connected to a second-b output, and
• wherein the amplifier is configured to generate the first-b output and the second-b output based on the first input, the second input, a resistance value of the first resistor, and a resistance value of the second resistor,
• wherein the first-a output and the second-a output are connected to a first reset switch block, and the first reset switch block is configured to reset the first-a output and the second-a output to a common voltage,
• wherein the first-b output and the second-b output are connected to a second reset switch block, and the second reset switch block is configured to reset the first-b output and the second-b output to the common voltage.