The CD4009BE is a versatile hex inverting buffer/converter designed and manufactured by Texas Instruments, a leader in semiconductor technology. This integrated circuit is part of the CD4000 series of CMOS logic ICs, known for their high voltage capabilities and compatibility with a wide range of digital systems.

Key Features:

• Logic Type: Hex Inverter Buffers/Drivers with High Voltage Open-Collector Outputs.
• Supply Voltage Range: 3V to 18V, accommodating a broad spectrum of applications from low-voltage portable devices to high-voltage industrial equipment.
• Logic Family: CMOS, ensuring low power consumption and reduced heat generation.
• Package / Case: PDIP-16, a widely used and easily handled through-hole package.
• Operating Temperature: -55°C to +125°C, making it suitable for use in extreme environmental conditions.
• Logic Level - High: 3.5V minimum at V<sub>DD = 15V, providing reliable logic high levels across the operating voltage range.
• Logic Level - Low: 1.5V maximum at V<sub>DD = 15V, ensuring a clear distinction between logic low and high states.
• Output Current: 10mA, capable of driving multiple devices in a circuit.

Applications:

The CD4009BE is ideal for a wide array of applications, including:

• Logic level conversion for interfacing TTL or NMOS outputs to high-level CMOS inputs.
• Memory address decoding, allowing for the expansion of memory capacity within computing systems.
• Buffering and driving of bus lines in multi-tier bus architectures.
• Acting as a line driver to overcome signal attenuation in long-distance data transmission.

With its robust construction and the ability to operate across a wide range of temperatures and voltages, the CD4009BE is a solid choice for engineers and designers looking to build reliable and efficient digital systems. Its ease of integration into various circuit designs makes it an essential component in both prototyping and production stages of electronic device development.