DS3881, DS3882, DS3984, DS3988, DS3991, DS3992 and DS3994 are CCFL (Cold Cathode Fluorescent Lamp) controllers, which provide backlight for LCD (Liquid Crystal Display). Each controller has 2 input pins LCM and OVD, used for fluorescent lamp monitoring and current regulati…

This article introduces the main features of TPA2015, functional block diagram, performance test block diagram and differential and single-ended input typical application block diagram, the main indicators of amplifier evaluation board TPA2015D1, circuit diagram and bi…

This article introduces the main features of TPA2015, functional block diagram, performance test block diagram and differential and single-ended input typical application block diagram, the main indicators of amplifier evaluation board TPA2015D1, circuit diagram and bi…

1 Introduction

As an important part of the automatic fire alarm system, the fire floor display is a digital fire alarm display device installed on the floor or in an independent fire zone. It is connected to the fire alarm controller through the…

1 Introduction

As an important part of the automatic fire alarm system, the fire floor display is a digital fire alarm display device installed on the floor or in an independent fire zone. It is connected to the fire alarm controller through the…

The MAX19997A dual-channel down-conversion mixer is a general-purpose, highly integrated, and versatile down-converter that provides high linearity performance and low noise figure for 1800MHz to 2900MHz base station applications. The MAX19997A fully supports the low-e…

Improved circuit of Sanyo DC-SL mini-combination speaker

A Sanyo DC-Sl mini stereo…

With the continuous development of integration technology, the application of silicon chip timing solutions based on phase-locked loops (PLL) is becoming more and more common, providing cleaner and more stable clock selection solutions for design solutions that require mul…

The rapid development of 3G / 4G (LTE) applications is driving the growing wireless infrastructure market. According to the latest research data from iSuppli, the global wireless infrastructure capital investment will reach USD 40.3 billion by 2011. As wireless operato…

With the continuous development of modern industry requirements for precision, high speed, and high performance, traditional controllers are no longer competent in high-demand occasions. In many occasions that require high real-time performance and high efficiency, special…

This article introduces the main features of Si2704 / 05/06/07, functional block diagram, typical application circuit diagram and bill of materials, as well as various system configuration diagrams and main features of Si270x-EVB Class D amplifier development kit.

…

The remote control key (RKE) brings a good user experience to people and meets people's requirements for convenience and comfort, but due to the technical limitations of its radio frequency one-way communication, it has its own shortcomings in security. The integra…