Product Overview: Texas Instruments ADS122C04IRTET

The ADS122C04IRTET is a precision, 24-bit, analog-to-digital converter (ADC) with an integrated PGA, reference, and internal fault monitors, brought to you by Texas Instruments, a leader in semiconductor solutions. This ADC is specifically designed for small-signal sensors, making it an ideal choice for applications such as temperature sensor interfaces, gas and pressure sensor interfaces, and weigh scales.

Key Features

• High Precision: The ADS122C04IRTET offers a 24-bit resolution with a low noise level, providing high accuracy for measurement applications.
• Integrated Features: It includes an onboard programmable gain amplifier (PGA), voltage reference, and oscillator to simplify the design and reduce external component count.
• Multiple Operating Modes: The device supports normal, duty-cycled, and turbo modes of operation that allow for flexibility in power consumption and data rate requirements.
• Internal Fault Monitors: With built-in fault detection capabilities, the ADS122C04IRTET can monitor for sensor open-circuit, short-circuit, and under/overvoltage conditions, enhancing system reliability.
• Interface: A simple 2-wire SPI-compatible serial interface enables easy communication with microcontrollers or digital systems.
• Temperature Range: The device is operational over an extended industrial temperature range of -40°C to +125°C, making it suitable for harsh environments.
• Compact Package: It is available in a small VQFN-16 package, optimizing board space for space-constrained applications.

Applications

The ADS122C04IRTET's combination of high precision and integrated features makes it an excellent choice for a wide range of applications, including:

• Industrial process control
• Temperature sensing with RTDs, thermistors, and thermocouples
• Pressure and strain gauge measurement
• Medical instrumentation
• Battery-powered and portable devices

With its robust design and comprehensive feature set, the Texas Instruments ADS122C04IRTET ADC is a versatile and reliable solution for precise data acquisition in many demanding applications.