数模转换器DAC0832带有与微机连接的接口,能方便地应用于多个DAC同时工作的场合。只有了解其工作原理,才能正确的使用之。另外,在电子线路中,出现故障是难免的。因此,掌握排除该器件在应用过程中出现故障的基本方法,是十分必要的。本文对DAC0832的工作原理进行了分析,并对如何检查和排除电路工作过程中可能出现的故障进行了论述。 DAC0832 digital-to-analog converter with a microcomputer interface, can be easily applied to multiple DACs work at the same time. Only by understanding its working principle can we use it correctly. In addition, in the electronic circuit, failure is inevitable. Therefore, it is essential to master the basic method of troubleshooting the device during its application. This paper analyzes the working principle of DAC0832, and discusses how to check and eliminate the possible faults in the working process of the circuit.