ADS122C04IPWR

The ADS122C04IPWR is a precision analog-to-digital converter (ADC) manufactured by Texas Instruments. It is designed for high-performance applications requiring accurate and reliable data conversion. Here’s a detailed description of its features and specifications:

General Overview

• Type: Delta-sigma ADC
• Channels: 4 differential input channels
• Resolution: 24 bits
• Data Rate: Up to 32 kSPS (samples per second)

Key Features

• Low Noise: The ADS122C04IPWR offers low noise performance, making it suitable for applications that require high precision, such as industrial process control, medical instrumentation, and sensor data acquisition.
• Integrated PGA: It includes a programmable gain amplifier (PGA) that allows for gain settings of 1, 2, 4, 8, 16, 32, 64, and 128, enabling the ADC to handle a wide range of input signal amplitudes.
• Internal Reference: The device features an internal voltage reference, which simplifies the design and reduces the need for external components.
• Flexible Input Configuration: The ADC supports various input configurations, including single-ended and differential inputs, providing versatility for different sensor types.
• Low Power Consumption: The ADS122C04IPWR is designed for low power operation, making it suitable for battery-powered applications.

Electrical Characteristics

• Supply Voltage: Operates from a single supply voltage ranging from 2.7V to 5.25V.
• Input Voltage Range: The input voltage range is determined by the selected gain and reference voltage, allowing for a wide range of sensor compatibility.
• Temperature Range: The device is specified for operation over a temperature range of -40°C to +125°C, making it suitable for harsh environments.

Communication Interface

• Digital Interface: The ADC communicates via a Serial Peripheral Interface (SPI), allowing for easy integration with microcontrollers and digital signal processors.
• Data Format: The output data can be configured in various formats, including two's complement and unsigned binary, facilitating compatibility with different systems.

Package Information

• Package Type: The ADS122C04IPWR is available in a TSSOP (Thin Shrink Small Outline Package) with 16 pins, which is compact and suitable for space-constrained applications.

Applications

The ADS122C04IPWR is ideal for a variety of applications, including:

• Industrial automation and control systems
• Medical devices and instrumentation
• Weigh scales and load cells
• Environmental monitoring systems
• Data acquisition systems

Conclusion

The ADS122C04IPWR from Texas Instruments is a highly versatile and precise ADC that combines multiple features to meet the demands of modern electronic applications. Its high resolution, low noise, and flexible input configurations make it an excellent choice for engineers looking to implement accurate data conversion in their designs.