Texas Instruments 20-SOIC CD74AC273M

The part number CD74AC273M likely refers to an integrated circuit component, possibly a logic gate array or buffer from Texas Instruments' CD74HCT/CD74HC series. These devices are based on high-speed CMOS technology and designed for low power consumption while providing compatibility with TTL logic levels. The specific model might be a multiple inverter or buffer IC used for signal conditioning or logic level translation in electronic circuits. However, for precise specifications and functionality, it is recommended to consult the manufacturer's datasheet.