EDN

PLL Subsystem architectures for SoC design

Because of the cornerstone importance of PLLs to an SoC design, this article considers the various challenges in the design of PLL subsystems, and discuss architectural solutions. The PLL subsystem is ...
EDN

Multi benefits from multi-PLL programmable clocks

There are several different solutions for meeting the clock requirements in set-top box, digital TV, home gateway and consumer applications. Crystals and CMOS crystal oscillators have traditionally ...
Embedded

Dealing with PLL clock jitter in advanced processor designs: Part 3

Before we discuss the guidelines that the developer must follow when measuring TIE jitter, it is useful to also look at jitter for a much more general case in which jitter is not assumed to be ...
Design-Reuse

Creating a Frequency Plan for a System using a PLL

How do you ensure that every part of a system receives the clock it needs—without wasting power or sacrificing performance? The answer lies in creating a well-structured frequency plan built around a ...
Electronic Design

Optimal Jitter Attenuation Starts With The Proper PLL Bandwidth

Clock signals provide reference timing to every integrated circuit and electrical system. Consumer applications typically use simple quartz crystals for reference clock generation. Other applications, ...
EDN

pMEMS PLL Clock Generators

Integrated Device Technology, Inc., the Analog and Digital Company™ delivering essential mixed-signal semiconductor solutions, announced the world’s first low-power, multi-output PLL clock generators ...
Electronic Design

Unconventional PLL Uses BTSC Pilot To Generate Master Clock

Multichannel television sound (MTS), better known as Broadcast Television System Committee (BTSC) encoding, is used in many analog cable set-top boxes for TV. The BTSC pilot is at the same frequency ...
Embedded

Using programmable spread spectrum clock generators for EMI Reduction

Electromagnetic interference (EMI) is energy that adversely affects theperformance of electrical/electronic equipment by creating undesirableresponses or complete operational failure. EMI is caused ...
Design-Reuse

TSMC PLL _ Clock Generator / Clock Synthesizer / Phase-Locked Loop, (Fractional / Integer)

The ARKCHIPS PLL is a versatile and stable general-purpose frequency synthesizer with phase synchronization(de-skew) Phase-Locked Loop (PLL) : feedb ...