TLC0834是TI公司生产的八位逐次逼近模数转换器，具有输入可配置的多通道多路器和串行输入方式。文中以AT89C51 CPU为核心，采用LTC0834八位串行A/D转换器设计了一个可将模拟信号转换为数字信号的电路。-TLC0834 is a TI company eight successive approximation ADC with a configurable multi-channel input multiplexer and serial input method. Text to AT89C51 CPU core, using LTC0834 8 Serial A/D converter design can be an analog signal is converted to a digital signal circuit.