Texas Instruments

SN74AHC4066DR  

Analog Switches, Multiplexers, Demultiplexers

SN74AHC4066DR Description

The SN74AHC4066DR is a high-performance analog switch manufactured by Texas Instruments, designed for a wide range of applications requiring signal routing and switching. This device features four independent single-pole single-throw (SPST) switches, each with an on-state resistance of up to 75 ohms, ensuring minimal signal degradation. The SN74AHC4066DR operates over a broad supply voltage range of 2V to 5.5V, making it suitable for various power supply configurations. It also boasts a leakage current of no more than 100nA, which is crucial for maintaining signal integrity in low-power applications.

SN74AHC4066DR Features

• Low On-State Resistance: With a maximum on-state resistance of 75 ohms, the SN74AHC4066DR ensures minimal voltage drop and power loss, making it ideal for high-efficiency signal switching.
• High Channel-to-Channel Matching: The device offers a channel-to-channel matching of 2 ohms, which is essential for maintaining consistent signal performance across multiple channels.
• Fast Switching Time: The SN74AHC4066DR has a switch time of 12ns for both turn-on and turn-off, enabling rapid signal switching without significant delays.
• Wide Operating Voltage Range: The device operates from 2V to 5.5V, providing flexibility in power supply requirements.
• Low Channel Capacitance: With a channel capacitance of 0.5pF for the source and 5.5pF for the drain, the SN74AHC4066DR minimizes signal distortion and ensures high-frequency performance.
• High -3dB Bandwidth: The device supports a bandwidth of 50MHz, making it suitable for high-frequency applications.
• Compliance and Reliability: The SN74AHC4066DR is REACH unaffected and RoHS3 compliant, ensuring environmental safety and regulatory compliance. It also has a moisture sensitivity level (MSL) of 1, indicating unlimited exposure to moisture, which enhances its reliability in various environmental conditions.

SN74AHC4066DR Applications

The SN74AHC4066DR is ideal for a variety of applications, including:

• Signal Routing: In complex systems where multiple signals need to be routed to different destinations, the SN74AHC4066DR provides reliable and efficient switching.
• Audio and Video Signal Switching: Its low on-state resistance and high bandwidth make it suitable for switching audio and video signals without significant degradation.
• Telecommunications: The device can be used in telecommunications equipment for signal switching and routing, ensuring high-speed and reliable performance.
• Medical Devices: The SN74AHC4066DR’s low leakage current and high reliability make it suitable for medical devices where signal integrity and precision are critical.
• Automotive Electronics: The device’s wide operating voltage range and robustness make it suitable for automotive applications where power supply conditions can vary.

Conclusion of SN74AHC4066DR

The SN74AHC4066DR from Texas Instruments is a versatile and high-performance analog switch that offers a combination of low on-state resistance, high channel-to-channel matching, and fast switching times. Its wide operating voltage range, low leakage current, and high -3dB bandwidth make it suitable for a variety of applications, including signal routing, audio and video signal switching, telecommunications, medical devices, and automotive electronics. The device’s compliance with REACH and RoHS3 regulations, along with its moisture sensitivity level of 1, ensures reliability and environmental safety. Overall, the SN74AHC4066DR is an excellent choice for designers seeking a reliable and efficient analog switch for their applications.

SN74AHC4066DR Documents

Download datasheets and manufacturer documentation for SN74AHC4066DR

Datasheets :

SN74AHC4066      

PCN Obsolescence/ EOL :

Mult Dev Retraction 14/Jul/2023       OBS 21/Jun/2023