摘要:本系統(tǒng)以icl8038集成塊為核心器件,制作一種函數(shù)信號發(fā)生器,制作成本較低。適合學(xué)生學(xué)習(xí)電子技術(shù)測量使用。icl8038是一種具有多種波形輸出的精密振蕩集成電路,只需要個別的外部元件就能產(chǎn)生從0.001Hz~30KlHz的低失真正弦波、三角波、矩形波等脈沖信號。輸出波形的頻率和占空比還可以由電流或電阻控制。另外由于該芯片具有調(diào)制信號輸入端,所以可以用來對低頻信號進行頻率調(diào)制。關(guān)鍵詞:函數(shù)信號發(fā)生器頻率調(diào)制Abstract:The system icl8038 integrated block as the core device,producing a kind of function signal generator,producing low cost.Suitable for students to learn the use of electronic technology measurement.icl8038 is a kind of multi-precision oscillator waveform output integrated circuits,a separate external components only need to be able to generate from the 0.001Hz ~30KHz low-distortion sine wave,triangle wave,square wave pulse signal,etc..Output waveform of the frequency and duty cycle can also be controlled by a currentor resistance.In addition,as the chip has a modulated signal input terminal,it can be used to low-frequency signal is frequency modulation.