ADS61B49IRGZ25

Analog To Digital Converters (ADC) Overview

The ADS61B49IRGZ25 is a dual-channel, 14-bit analog-to-digital converter (ADC) from Texas Instruments. It operates with a sampling rate of 250 MSPS and utilizes a pipeline architecture. The device features differential inputs and supports both parallel and serial LVDS output interfaces. It requires an analog supply voltage ranging from 3.15 V to 3.6 V and a digital supply voltage between 1.7 V and 1.9 V. Key performance metrics include a signal-to-noise ratio (SNR) of 73 dB, an effective number of bits (ENOB) of 11.3 bits, and a power dissipation of approximately 1.15 W to 1.25 W. The component is housed in a VQFN-64 package and functions within a temperature range of -40°C to +85°C.

Analog To Digital Converters (ADC) Feature Summary

• Dual-channel configuration enabling simultaneous high-speed data acquisition for multi-signal applications.
• High-resolution 14-bit precision combined with a 250 MSPS sampling rate for detailed waveform capture.
• Flexible interface options supporting both parallel and serial LVDS modes for system integration versatility.

Analog To Digital Converters (ADC) Applications

• Software-defined radio systems requiring high dynamic range reception.
• Test and measurement equipment needing precise digitization of wideband signals.
• Medical imaging systems utilizing ultrasound or other modalities requiring high-fidelity analog conversion.

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific suffix '25' against the manufacturer's official documentation to confirm packaging details and moisture sensitivity level. Ensure that the ordering information matches the exact pinout and electrical specifications required by the design. Cross-reference the datasheet revision history to confirm current production status and any potential obsolescence notices before finalizing procurement plans.

Analog To Digital Converters (ADC) Selection Notes

Select this component when a dual-channel solution is necessary to reduce board space compared to single-channel alternatives. Consider the 250 MSPS rate and 14-bit resolution as primary constraints for bandwidth and dynamic range requirements. Evaluate the power consumption of approximately 1.25 W against thermal management capabilities in the target enclosure. Confirm compatibility with available clock sources and digital logic levels for the chosen interface mode.

Analog To Digital Converters (ADC) Part Context

This device belongs to the ADS61xx family of high-performance ADCs designed for demanding signal processing tasks. It shares architectural similarities with other pipeline ADCs but distinguishes itself through its dual-channel integration and specific interface flexibility. The component serves as a critical link between analog front-end sensors and digital signal processors in complex electronic systems.

Analog To Digital Converters (ADC) Replacement Considerations

Publicly confirmed parameter-equivalent substitutes include the ADS62P49IRGCR. Verify pin compatibility and electrical specifications before substitution. Other variants within the ADS61 series may offer similar performance but require careful review of interface and package differences.