单通道就可以,多了也OK,看过的DAC输出类型基本都是电流,始终找不到合适的,求推荐一个,输入最好是并行,封装最好引脚伸出的,适合实验室里调试用,谢谢!
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这个链接下有所有的低速DAC
http://www.ti.com/lsds/ti/data-converters/dacs/precision-dacs-products.page#p158=Parallel&p116=Buffered Voltage;Unbuffered Voltage