Texas Instruments

ADS8661IPW  

Analog to Digital Converters

ADS8661IPW Description

The ADS8661IPW is a high-performance, 12-bit successive approximation register (SAR) analog-to-digital converter (ADC) designed by Texas Instruments. This device is part of the Data Acquisition ICs category and is housed in a 16-TSSOP package, making it suitable for surface-mount applications. The ADS8661IPW boasts a sampling rate of 1.25 million samples per second (MSPS), ensuring rapid data acquisition for various applications. It features a single A/D converter with one input channel, providing a straightforward and efficient solution for analog signal digitization.

The ADS8661IPW operates with a supply voltage range of 4.75V to 5.25V for the analog section and 1.7V to 3.3V for the digital section, offering flexibility in power supply options. The device includes an internal reference type, which simplifies the design process and reduces the need for external components. The data interface is SPI, facilitating easy communication with microcontrollers and other digital systems.

ADS8661IPW Features

• High Sampling Rate: The ADS8661IPW offers a sampling rate of 1.25M samples per second, making it ideal for applications requiring fast data acquisition.
• 12-Bit Resolution: With 12-bit resolution, the ADS8661IPW provides precise analog-to-digital conversion, ensuring high accuracy in signal processing.
• SAR Architecture: The successive approximation register (SAR) architecture ensures reliable and efficient conversion, making it suitable for a wide range of applications.
• Single Input Channel: The device features a single input channel, simplifying the design and reducing complexity in single-channel applications.
• Flexible Power Supply: The ADS8661IPW supports a wide range of supply voltages, from 4.75V to 5.25V for the analog section and 1.7V to 3.3V for the digital section, providing flexibility in power supply options.
• Internal Reference: The inclusion of an internal reference type reduces the need for external components, simplifying the overall design.
• SPI Interface: The SPI data interface ensures seamless communication with digital systems, making integration straightforward.
• Moisture Sensitivity Level: With an MSL of 3 (168 hours), the ADS8661IPW is suitable for applications in various environmental conditions.
• Compliance: The ADS8661IPW is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and regulatory standards.

ADS8661IPW Applications

The ADS8661IPW is well-suited for a variety of applications that require high-speed, high-precision analog-to-digital conversion. Some specific use cases include:

• Industrial Automation: The high sampling rate and 12-bit resolution make the ADS8661IPW ideal for industrial applications where rapid and accurate data acquisition is crucial.
• Medical Equipment: The device's precision and reliability are beneficial in medical equipment that requires accurate signal processing, such as patient monitoring systems.
• Consumer Electronics: The ADS8661IPW can be used in consumer electronics for applications like audio signal processing and sensor data acquisition.
• Automotive Systems: The robustness and performance of the ADS8661IPW make it suitable for automotive applications, including engine control units and sensor interfaces.

Conclusion of ADS8661IPW

The ADS8661IPW from Texas Instruments is a versatile and high-performance 12-bit SAR ADC that offers a sampling rate of 1.25M samples per second. Its single input channel, flexible power supply options, and internal reference type make it an ideal choice for applications requiring precise and efficient analog-to-digital conversion. The SPI interface ensures easy integration with digital systems, while its compliance with REACH and RoHS3 standards ensures it meets environmental and regulatory requirements. Whether used in industrial automation, medical equipment, consumer electronics, or automotive systems, the ADS8661IPW provides a reliable and efficient solution for high-speed data acquisition.

ADS8661IPW Documents

Download datasheets and manufacturer documentation for ADS8661IPW

PCN Assembly/Origin :

Mult Devices Assembly Mat. 02/Mar/2018      

Datasheets :

ADS8661, ADS8665 Datasheet      

HTML Datasheet :

ADS8661, ADS8665 Datasheet      

PCN Design/Specification :

Mult Dev Marking Chgs 16/Mar/2023       ADS86yy Datasheet Chg 5/Nov/2018