Texas Instruments

ADS7863IRGET

ADS7863IRGET Description

The ADS7863IRGET is a high-performance, dual 12-bit successive approximation register (SAR) analog-to-digital converter (ADC) designed by Texas Instruments. This IC is housed in a 24-pin VQFN package, making it suitable for surface-mount applications. The ADS7863IRGET features two A/D converters, each capable of simultaneous sampling, which is ideal for applications requiring precise, synchronized data acquisition. The device operates within a wide supply voltage range of 2.7V to 5.5V for both analog and digital supplies, ensuring compatibility with various power sources.

The ADS7863IRGET supports a sampling rate of up to 2 million samples per second (MSPS), making it well-suited for high-speed data acquisition systems. It offers a choice of 4 or 6 input channels, providing flexibility for different application requirements. The device also supports both internal and external reference types, allowing designers to optimize the reference source based on their system's needs.

ADS7863IRGET Features

• Dual 12-Bit SAR ADCs: The ADS7863IRGET features two 12-bit SAR ADCs, each capable of providing high-resolution digital outputs.
• Simultaneous Sampling: This feature ensures that both ADCs can sample their inputs simultaneously, which is crucial for applications requiring synchronized data acquisition.
• High Sampling Rate: With a sampling rate of up to 2 MSPS, the ADS7863IRGET can handle fast-changing signals, making it suitable for high-speed applications.
• Flexible Input Options: The device offers 4 or 6 input channels, providing flexibility for various system configurations.
• Wide Supply Voltage Range: Operating within a 2.7V to 5.5V supply voltage range for both analog and digital supplies, the ADS7863IRGET is compatible with a wide range of power sources.
• SPI Data Interface: The ADS7863IRGET supports the SPI interface, facilitating easy communication with microcontrollers and other digital systems.
• Internal and External Reference Options: The device supports both internal and external reference types, allowing designers to choose the best reference source for their application.
• Moisture Sensitivity Level (MSL) 3: The ADS7863IRGET is rated for MSL 3, ensuring reliability in various environmental conditions.

ADS7863IRGET Applications

The ADS7863IRGET is ideal for a variety of applications where high-speed, high-resolution data acquisition is required. Some specific use cases include:

• Industrial Automation: The ADS7863IRGET's high sampling rate and simultaneous sampling capabilities make it suitable for industrial automation systems that require precise and synchronized data acquisition from multiple sensors.
• Medical Equipment: In medical devices, the ADS7863IRGET can be used for real-time signal processing and monitoring, such as in electrocardiogram (ECG) machines and other diagnostic equipment.
• Automotive Systems: The device's robustness and wide supply voltage range make it suitable for automotive applications, such as engine control units (ECUs) and advanced driver-assistance systems (ADAS).
• Data Acquisition Systems: The ADS7863IRGET can be used in general-purpose data acquisition systems, where multiple channels of high-speed, high-resolution data need to be captured and processed.

Conclusion of ADS7863IRGET

The ADS7863IRGET is a versatile and high-performance dual 12-bit SAR ADC from Texas Instruments, offering simultaneous sampling, a high sampling rate, and flexible input options. Its wide supply voltage range and support for both internal and external reference types make it suitable for a variety of applications. While the product is marked as "Not For New Designs," its unique features and performance benefits make it an attractive choice for existing systems and applications requiring reliable, high-speed data acquisition.