PLL circuit for producing a clock signal

PLL circuit having a phase offset detecting phase comparator

PLL circuit having a variable output frequency

PLL circuit having current control oscillator receiving the...

PLL circuit having filter with switched bias voltage for quick r

PLL circuit having reduced capacitor size

PLL circuit having reduced pull-in time

PLL Circuit in which output oscillation signal frequency can be

PLL circuit including a DC power source alarm

PLL circuit including a voltage controlled oscillator and a...

PLL circuit leakage compensation circuit for generating a...

PLL circuit protected against noise and missing pulses in a...

PLL circuit which quickly adjusts VCO bias voltages

PLL circuit with band width varying in accordance with the frequ

PLL circuit with deadlock detection circuit

PLL circuit with deadlock detection circuit

PLL circuit with improved phase difference detection

PLL circuit with improved stability

PLL circuit with pseudo-synchronization control device

PLL circuit with selectable current charging