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 ...
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 ...
EDN

National Semiconductor Introduces Industry’s Lowest Phase Noise Single-Chip PLL + VCO

National Semiconductor Corporation today introduced the LMX2531, the industry's lowest phase noise monolithic phase-locked loop and voltage-controlled oscillator integrated circuit. With a frequency ...
Electronic Design

Smaller PLL Synthesizers Become Design-Friendlier

Phase-locked-loop (PLL) frequency synthesizers are signal sources often employed in many types of electronic equipment. They show up as clock sources in high-frequency instruments and as local ...
EDN

Two gates and a microprocessor form digital PLL

You can use Microchip's low-cost PIC16F818 microprocessor and a pair of gates to construct a digital PLL that can clean noisy digital signals over a range of 4 to 40 kHz. Featuring programmable lock ...
Design-Reuse

True Circuits Showcases Revolutionary DDR 4/3 PHY and latest PLL and DLL Hard Macros at DAC

True Circuits, Inc. (TCI), a leading provider of analog and mixed-signal intellectual property (IP) for the semiconductor, systems and electronics industries. At the Design Automation Conference (DAC) ...