M74HC240B1R
数据手册.pdfHC240 ：反转 - HC241 / 244非反相八路总线缓冲器，具有3态输出 HC240: INVERTED - HC241/244 NON INVERTED OCTAL BUS BUFFER WITH 3 STATE OUTPUTS
Amplify analog and digital signals by driving the input to the transmission line with this buffer and line driver from STMicroelectronics. With a 3-state output, this is power management at its best. This line driver has a minimum operating temperature of -55 °C and a maximum of 125 °C. This device comes in tube packaging. It has 8 channels per chip. This inverting device has a typical operating supply voltage of 2.5|3.3|5 V. Its minimum operating supply voltage of 2 V, while its maximum is 6 V.
