74HC33

The 74HC33 is a high-speed CMOS quadruple 2-input positive-AND gate device with open-drain outputs, designed for rapid switching and low power consumption in digital logic applications that require wired-AND functionality. Operates with a supply voltage range of 2V to 6V, ensuring compatibility with diverse system voltages. Maximum propagation delay time of 12 nanoseconds at 5V, allowing fast signal processing. Open-drain outputs capable of sinking up to 25 mA for direct driving of LEDs or bus lines. Low quiescent current consumption of 20 µA typical, promoting power savings in battery-operated devices. Available in a compact 14-pin DIP package, facilitating easy integration into standard circuit boards. Compared to earlier logic IC models, the 74HC33 offers improved switching speed and reduced power draw, making it a preferred choice for embedded systems and digital electronics that require reliable open-drain AND logic functions. Built using advanced CMOS technology, the device delivers superior noise immunity and signal integrity relative to conventional TTL components. Its open-drain outputs enable wired-AND arrangements without additional external components, simplifying circuit design and reducing parts count. Additionally, the device meets common industry expectations for speed and power efficiency, ensuring consistent performance in a variety of demanding environments.