Texas Instruments 20-SOIC CD74HCT640M

The CD74HCT640M is a high-speed CMOS logic gate IC from the 74HCT series, manufactured by Texas Instruments or other semiconductor producers. It's a quadruple 2-input OR gate in a DIP or SOIC package, designed for use in TTL-compatible systems. The component is suitable for low power consumption and operates with a wide range of supply voltages (typically 4.5V to 5.5V). For detailed specifications, datasheets can be accessed through electronic component distributors' websites.