This thread has been locked.
If you have a related question, please click the "Ask a related question" button in the top right corner. The newly created question will be automatically linked to this question.
推荐一款TI的数码管驱动芯片，要求为为供电电压的范围在2.7V-5V之间，用于驱动五位七段共阴极数码管，最好能给出建议原理图。谢谢！
我一般用 2 片 74HC595D 实现
