ADS4222IRGCR

Analog To Digital Converters (ADC) Overview

The ADS4222IRGCR is a dual-channel, 12-bit analog-to-digital converter (ADC) from Texas Instruments. It operates at a sampling rate of 160 MSPS with a pipeline architecture. The device utilizes a single 1.8 V supply for both analog and digital domains. Key performance metrics include a signal-to-noise ratio (SNR) of 70.5 dB and an effective number of bits (ENOB) of 11.3 bits. It features differential inputs and supports parallel CMOS or DDR LVDS output interfaces. The component is housed in a 64-pin VQFN package and functions within an industrial temperature range of -40°C to +85°C.

Analog To Digital Converters (ADC) Feature Summary

• Dual-channel 12-bit pipeline architecture optimized for low power consumption
• Integrated internal voltage reference eliminating external components
• Flexible digital output interface supporting parallel CMOS and DDR LVDS modes
• DC offset correction loop for improved dynamic performance

Analog To Digital Converters (ADC) Applications

• Software-defined radio systems
• Wideband communication infrastructure
• Test and measurement equipment

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm package type and reel specifications. Ensure compatibility with the required output interface mode, as configuration settings may vary based on system design requirements. Cross-reference the datasheet revision date to validate parameter accuracy before integration into production designs.

Analog To Digital Converters (ADC) Selection Notes

Select this component when a balance between high sampling speed and low power dissipation is required for dual-channel applications. Compare SNR and SFDR specifications against alternative devices in the ADS42xx family to ensure alignment with system dynamic range requirements. Verify that the 1.8 V single-supply operation fits within the available power budget constraints.

Analog To Digital Converters (ADC) Part Context

This part belongs to the ADS42xx series of ultra-low power ADCs designed for multi-carrier, broadband communications. It shares architectural similarities with other members like the ADS4225 and ADS4226 but offers specific resolution and speed combinations tailored for cost-sensitive, power-constrained environments.

Analog To Digital Converters (ADC) Replacement Considerations

Direct pin-compatible alternatives within the same family include the ADS4225 and ADS4226. Verify functional equivalence regarding sampling rate and resolution before substitution. Consult the official interchangeability guide for any necessary software or hardware configuration adjustments.