7427 TTL3输入端三或非门
This device contains three independent gates each of whichperforms the logic NOR function....
This device contains three independent gates each of whichperforms the logic NOR function....
This device contains three independent gates each of whichperforms the logic NAND function....
This device contains two independent gates each of whichperforms the logic NAND function....
EasyFPGA030_或非门实验例程及文档...
关于双门限法的语音端点检测,及其量化和LPCC算法及倒谱参数的计算...