NXP TDA5051A光主从控制解决方案

NXP公司的TDA5051A是用于ASK传输的调制解调器,数据速率600波特或1200波特,单电源5V工作,和EN50065-1兼容,主要用在家用电器控制如空调,照明,告警等,能量/热量控制以及采用家庭动力线网络的ASK数据传输.本文介绍了TDA5051A主要特性和优势,方框图,动力线绝缘和不绝缘的应用电路,以及光主从控制板主要特性,方框图和电路图.

The TDA5051A is a modem IC, specifically dedicated to ASK transmission by means of the home power supply network, at 600 baud or 1200 baud data rate. It operates from a single 5 V supply.

TDA5051A主要特性和优势:

Full digital carrier generation and shaping

Modulation/demodulation frequency set by clock adjustment, from microcontroller or on-chip oscillator

High clock rate of 6-bit D/A (Digital to Analog) converter for rejection of aliasing components

Fully integrated output power stage with overload protection

Automatic Gain Control (AGC) at receiver input

8-bit A/D (Analog to Digital) converter and narrow digital filtering

Digital demodulation delivering baseband data

Easy compliance with EN50065-1 with simple coupling network

Few external components for low cost applications

SO16 plastic package

TDA5051A应用:

Home appliance control (air conditioning, shutters, lighting, alarms and so on)
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