说明：  10M光纤收发器的详细设计方案，该方案使用了ML4664芯片，内有详细的原理图和PCB布局图，该设计经过了严格测试，现已量产
(10M Fiber Optic Transceivers detailed design program, which used the ML4664 chip, there is a detailed schematic and PCB layout, the design has been rigorously tested, is now in volume production)