The M74HC253B1 is a high-speed CMOS Dual 4-Channel Multiplexer with 3-state outputs manufactured by STMicroelectronics. This integrated circuit is designed to select one of four data sources for each output channel by decoding the address inputs (A0, A1). It is part of the HC family which ensures a high noise immunity and low power consumption.

Key Features

• High-Speed Operation: The M74HC253B1 is capable of fast switching, which makes it suitable for high-speed data processing and communication systems.
• Low Power Dissipation: With CMOS technology, it has a significantly reduced power consumption compared to traditional logic devices, making it ideal for battery-operated and power-sensitive applications.
• Dual 4-Channel Multiplexing: The device contains two independent 4-channel multiplexers which provide flexibility in routing signals in complex digital systems.
• 3-State Outputs: The outputs can be put in a high impedance state, allowing for the connection of multiple outputs to a common bus without the risk of contention.
• Wide Operating Voltage Range: It operates over a wide voltage range from 2V to 6V, accommodating various logic level requirements for different systems.
• Compatibility: The M74HC253B1 is compatible with standard TTL integrated circuits, allowing for easy integration into existing designs.

Applications

The versatility of the M74HC253B1 makes it suitable for a wide range of applications including:

• Data routing
• Signal gating
• Function generation
• Communication systems
• Computer systems
• Instrumentation

Quality and Reliability

STMicroelectronics is committed to providing products that meet the highest standards of quality and reliability. The M74HC253B1 is rigorously tested and conforms to international standards, ensuring optimal performance in demanding environments.