Generating Switched-Capacitor--Recent advances in semiconductor-process technology and circuit-design techniques have brought down the prices of switched-capacitor filters (SCFs) by a factor of three. ...

Phase-Lock Loop Applications U-Abstract: This application note discusses phase frequency detector characteristics that affect phase-locked loop (PLL) dead band and jitter performance. In PLLs that empl...

DAC and Op Amp Generate Variab-Abstract: This design idea describes a simple circuit to generate a programmable negative control voltage. It takes the output of a single supply digital-to-analog conver...

3V/5V DACs Support Intelligent-Abstract: This application note explains 4-20mA current loops and intelligent transmitters and explains their need for high-resolution low-power DACs. An optimum power-su...

How Delay Lines Work-Abstract: This application brief describes the techniques used to build and calibrate/compensate new-generation all-silicon delay lines. Both EconOscillators and delay lines use a ...

跟踪VCO技术的发展-摘要：本文记录了自1910年以来压控振荡器(VCO)的发展历史，给出了在RF IC中集成VCO的实例。文章阐述了相关技术，并探讨了产品性能、尺...

Building a Low-Cost White-Nois-Abstract: A design idea for a white-noise generator is realized and revised. Two low-noise amplifiers (LNAs) in cascade amplify the noise produced by a reverse-biased Zen...

Digitally Controlled Sine-Wave-The circuit of Figure 1 produces an accurate variable-frequency sine wave for use as a general-purpose reference signal. It includes an 8th-order elliptic, switched-capac...

DVD Formats and How to Drive L-Abstract: This application note describes the use and features of six available DVD formats: DVD-ROM, DVD-R, DVD-RW, DVD-RAM, DVD+R, and DVD+RW. It explains how recording...

High-Speed Random-Data Generat-Abstract: A handful of components are integrated into a circuit that creates a high-quality random data stream that generates eye diagrams up to 62.5MHz. The circuit diag...