The CD4009UBM is a versatile CMOS Hex Inverting Buffer/Converter designed by Texas Instruments to provide high-performance in a variety of digital electronics applications. This integrated circuit is part of the CD4000 series, well-known for their robustness and ease of use in the electronics industry.

Key Features

• Hex Inverter Functionality: The device contains six independent inverter circuits that can be used in a variety of configurations and applications.
• High Voltage Type (20V Rating): The CD4009UBM is capable of handling up to 20 volts, making it suitable for higher voltage applications than many standard CMOS parts.
• Logic Level Conversion: It is designed to convert TTL logic levels to CMOS logic levels and vice versa, providing versatility in mixed-logic environments.
• Medium Speed Operation: With a typical propagation delay time of 30ns at V_DD = 10V, it is suitable for medium-speed operations in digital circuits.
• Standardized Symmetrical Output Characteristics: The outputs are symmetrical, which ensures balanced propagation delays.
• 100% Tested for Quiescent Current at 20V: Each unit is tested to ensure minimal quiescent current, enhancing power efficiency.
• Maximum Input Current of 1µA at 18V: This feature means that the device has very low input currents, reducing power consumption.
• 5V, 10V, and 15V Parametric Ratings: The CD4009UBM is flexible for use with various supply voltages to meet different application requirements.

Applications

The CD4009UBM is suitable for a wide array of applications, including:

• Logic level conversion for interfacing TTL or NMOS outputs to high-level CMOS inputs
• Memory address decoding
• Line driving
• Buffering for data buses
• Signal inversion

With its combination of features and reliability, the CD4009UBM from Texas Instruments stands as an excellent choice for designers looking for a hex inverting buffer/converter that can handle higher voltage applications and provide reliable logic level conversions.