The deta-sigma ADC is composed of analog deta-sigma modulator and decimator.

模拟过采器还可以应用于处理音频信号的D类功率放大器中。

To control stepping motors, the balance bridge power drive circuit is made up by TDA1521 integrated audio power amplifier, the pulse allotter is made up by the parallel ports of computer and latches.

双转机构的步进电机控电路由TDA1521音频集功率放大器衡桥式功率驱动电路，由计算机并行口经过锁存器构脉冲分配器。