NXP TDA5051A家庭自动化调制解调解决方案

NXP 公司的TDA5051A是专用于ASK发送的调制解调器IC，适用于家庭动力线网络，传输速率600或1200波特，工作电压5V，集成了6位DAC和8位ADC，接收器输入端有自动增益控制（AGC），和EN50065-1兼容，外接元件少。主要应用在家用电器控制（如空调，照明，告警等），能量/加热控制以及采用家庭动力线网络的ASK数据发送。本文介绍了TDA5051A主要特性，方框图，多种应用电路以及TDA5051A动力线调制解调器评估板电路图和材料清单。

TDA5051A：Home automation modem

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：

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：
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