Texas Instruments

SN74HC4066D  

Analog Switches, Multiplexers, Demultiplexers

SN74HC4066D Description

The SN74HC4066D is a high-performance, quad single-pole single-throw (SPST) analog switch designed by Texas Instruments. This device is part of the 74HC4066 family and is optimized for a wide range of applications requiring reliable and efficient signal switching. The SN74HC4066D features a low on-state resistance of 30 ohms (typical), ensuring minimal signal attenuation and power loss. It operates within a supply voltage range of 2V to 6V, making it suitable for various power supply configurations. The device also boasts a fast switch time of 31ns for turn-on and 34ns for turn-off, enabling rapid signal switching without significant delays.

SN74HC4066D Features

• Low Leakage Current: The SN74HC4066D has a maximum leakage current of 100nA, ensuring minimal power consumption and signal degradation when the switch is off.
• Low Channel Capacitance: With channel capacitances of 0.5pF (CS(off)) and 9pF (CD(off)), the device minimizes signal distortion and crosstalk, making it ideal for high-frequency applications.
• Wide Operating Voltage Range: The device operates within a supply voltage range of 2V to 6V, providing flexibility in power supply requirements.
• High Bandwidth: The SN74HC4066D offers a -3dB bandwidth of 30MHz, supporting high-frequency signal switching and processing.
• Surface Mount Packaging: The device is available in a surface mount package, facilitating easy integration into compact and high-density PCB designs.
• Compliance and Reliability: The SN74HC4066D is REACH unaffected and RoHS3 compliant, ensuring environmental sustainability and regulatory compliance. It also has a moisture sensitivity level (MSL) of 1, indicating unlimited exposure to moisture, enhancing its reliability in various environmental conditions.

SN74HC4066D Applications

The SN74HC4066D is ideal for a variety of applications where reliable and efficient signal switching is required. Some specific use cases include:

• Data Acquisition Systems: The device's low on-state resistance and high bandwidth make it suitable for switching analog signals in data acquisition systems, ensuring accurate and efficient signal processing.
• Audio Signal Routing: The low channel capacitance and high bandwidth enable the SN74HC4066D to handle high-quality audio signals, making it ideal for audio mixing consoles and signal routing applications.
• Telecommunications: The fast switch times and low leakage current make the device suitable for switching signals in telecommunications equipment, ensuring minimal signal degradation and efficient operation.
• Medical Equipment: The device's reliability and compliance with environmental standards make it suitable for medical equipment where signal integrity and reliability are critical.

Conclusion of SN74HC4066D

The SN74HC4066D from Texas Instruments is a versatile and high-performance analog switch that offers a combination of low on-state resistance, low leakage current, and high bandwidth. Its fast switch times and low channel capacitance make it suitable for a wide range of applications, from data acquisition to telecommunications. The device's compliance with environmental and regulatory standards, along with its surface mount packaging, ensures ease of integration and reliability in various applications. The SN74HC4066D is an excellent choice for engineers and designers seeking a reliable and efficient solution for analog signal switching.

SN74HC4066D Documents

Download datasheets and manufacturer documentation for SN74HC4066D

Datasheets :

SN74HC4066      

PCN Packaging :

Reels 19/Apr/2018       Reel 10/Jul/2018      

PCN Obsolescence/ EOL :

OBS 21/Jun/2023      

HTML Datasheet :

SN74HC4066      

PCN Design/Specification :

Design 25/Feb/2022