CD74HC243M
14-SOIC (0.154, 3.90mm Width)
56678679-CD74HC243M
Bus Transceiver, HC/UH Series, 4-Func, 1-Bit, True Output, CMOS, PDSO14
The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.