EDN

CMOS-clock chip replaces crystal, PLL circuit

Stable, accurate reference frequencies are basic to almost all digital electronics. The most common references combine quartz crystals with clock-generator circuits, often employing a PLL ...
EDN

Tracking PLL design through the decades, part 1

PLLs (phase-locked loops) are among the most commontypes of analog/mixed-signal circuits on today’sSOC (system-on-chip) ICs. PLLs are essential companionsto the digital-logic circuits and processorson ...
Electronic Design

National Semiconductor single-chip PLL and VCO boasts low phase noise

National Semiconductor Corporation (www.national.com) has introduced the LMX2531, a monolithic phase-locked loop and voltage-controlled oscillator (PLL + VCO) integrated circuit with a frequency range ...
Design-Reuse

Analysis and Summary on Clock Generator Circuits and PLL Design

The demand for analog and mixed-signal-based integrated circuits (ICs) has surged due to the increasing reliance on electronic-based applications across industries. As the world transitions to more ...
Design-Reuse

True Circuits Announces New and Improved Low-jitter Digital Ultra+ PLL that Offers Exceptional Performance, Features and Ease of Use

Los Altos, California, June 23, 2025 -- True Circuits, Inc. (TCI), a leading provider of analog and mixed-signal intellectual property (IP) for the semiconductor, systems and electronics industries ...
Nature

Radiation-Hardened Phase-Locked Loop Circuits

Radiation-hardened phase-locked loop (PLL) circuits represent a critical advancement in safeguarding electronic systems against the deleterious effects of ionising radiation. These circuits are ...