ttl
TTL是TimeToLive的缩写，该字段指定IP包被路由器丢弃之前允许通过的最大网段数量。TTL是IPv4报头的一个8bit字段。
ttl 全部资料 122 份
最新USB-TTL下载线驱动程序
USB驱动安装说明： 1、请先安装驱动程序，然后再插入数据线。 2、如果以前安装过类似驱动，请先用卸载程序卸载，重新启动电脑后再安装新版驱动。 3、由于芯片改版，旧的驱动将无法连接，请务必安装此...
74154 TTL 4线—16线译码器
Each or these 4-line-to-16-line decoders utilizes TTL circuitryto decode four binary-coded input...
7432 TTL2输入端四或门
This device contains four independent gates each of whichperforms the logic OR function....
7427 TTL3输入端三或非门
This device contains three independent gates each of whichperforms the logic NOR function....
7414 TTL六反相施密特触发器
This device contains six independent gates each of whichperforms the logic INVERT function. E...
7405 TTL集电极开路六反相器
This device contains six independent gates each of whichperforms the logic INVERT function. T...
7410 TTL3输入端3与非门
This device contains three independent gates each of whichperforms the logic NAND function....
7420 TTL4输入端双与非门
This device contains two independent gates each of whichperforms the logic NAND function....
74150 TTL 16选1数据选择、多路开关
These data selectors/multiplexers contain full on-chipdecoding to select the desired data sou...