74AC157MTR

Signal Switches, Multiplexers, Decoders Overview

The 74AC157MTR is a quad 2-channel multiplexer manufactured by STMicroelectronics using advanced high-speed CMOS technology. It features four non-inverting digital multiplexers with common SELECT and STROBE inputs. The device operates within a supply voltage range of 2V to 6V, ensuring compatibility with standard logic families. Key electrical characteristics include a typical propagation delay of 4ns at 5V, low power dissipation with a maximum quiescent current of 4μA, and symmetrical output impedance capable of driving 50Ω transmission lines.

Signal Switches, Multiplexers, Decoders Feature Summary

• Advanced high-speed CMOS fabrication for rapid signal switching
• Quad configuration with shared select and strobe control inputs
• High noise immunity and robust static discharge protection
• Symmetrical output drive capability suitable for transmission line applications

Signal Switches, Multiplexers, Decoders Applications

• Data routing in mixed voltage environments
• Signal selection in high-speed digital systems
• Bus switching applications requiring low power consumption

Signal Switches, Multiplexers, Decoders Procurement Notes

Verify the specific package variant (SO-16 or TSSOP-16) against design requirements, as the MTR suffix indicates tape and reel packaging. Confirm that the operating temperature range and voltage levels align with system specifications before finalizing orders. Ensure ESD handling protocols are followed during assembly due to the sensitivity of CMOS components.

Signal Switches, Multiplexers, Decoders Selection Notes

Select this component when high-speed data multiplexing is required alongside low power consumption. The wide operating voltage range allows interfacing between different logic levels. Consider the SO-16 or TSSOP-16 package based on board space constraints and thermal management needs. Verify that the input capacitance and drive strength meet the specific load requirements of the target application.

Signal Switches, Multiplexers, Decoders Part Context

This part belongs to the 74AC series of logic integrated circuits, designed for high-speed operations compared to standard 74LS counterparts. It maintains pin and function compatibility with legacy 74157 devices while offering improved performance metrics. The AC series utilizes sub-micron silicon gate technology to achieve faster switching speeds and lower power dissipation.

Signal Switches, Multiplexers, Decoders Replacement Considerations

Direct replacements must maintain quad 2-channel multiplexer functionality with compatible voltage ranges. Check for equivalent packages such as SO-16 or TSSOP-16. Verify that substitute parts offer similar propagation delays and noise immunity levels to ensure circuit performance consistency.