ADS4129IRGZT

Analog To Digital Converters (ADC) Overview

The ADS4129IRGZT is a single-channel, 14-bit analog-to-digital converter (ADC) from Texas Instruments. It supports sampling rates up to 250 MSPS with a pipeline architecture. The device operates on a single 1.8 V supply and consumes 265 mW of power. Key performance metrics include a signal-to-noise ratio (SNR) of 72.2 dB, an effective number of bits (ENOB) of 11.7 bits, and a spurious-free dynamic range (SFDR) of 80 dB. It features differential inputs and parallel digital outputs. The component is housed in a 48-VQFN package and functions within an industrial temperature range of -40°C to +85°C.

Analog To Digital Converters (ADC) Feature Summary

• Ultralow-power consumption enabled by innovative topology for multi-carrier applications
• Integrated DC offset correction loop to eliminate ADC offset errors
• Internal voltage reference eliminates the need for external components
• Configurable gain options to improve SFDR at lower full-scale input ranges

Analog To Digital Converters (ADC) Applications

• Multi-carrier wireless communication systems
• Software-defined radio (SDR)
• Wideband instrumentation and test equipment

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific suffix against the manufacturer's official documentation to confirm pinout compatibility and electrical specifications. Ensure that any ordering suffixes do not alter the functional parameters or package type unless explicitly stated in the datasheet. Cross-reference the part number with the latest revision history to avoid obsolete variants.

Analog To Digital Converters (ADC) Selection Notes

Select this component when a single-channel, high-resolution ADC with low power consumption is required. It is suitable for designs needing 14-bit resolution at sampling rates up to 250 MSPS. Consider the integrated reference and offset correction if board space for external components is limited. Verify interface compatibility with the target digital processor.

Analog To Digital Converters (ADC) Part Context

The ADS4129 belongs to the ADS41xx family of ultralow-power ADCs from Texas Instruments. This series is designed for demanding communication applications where power efficiency and dynamic performance are critical. The device shares architectural similarities with other members like the ADS4126 and ADS41B29 but offers specific channel counts and performance trade-offs.

Analog To Digital Converters (ADC) Replacement Considerations

Potential substitutes include the ADS4126 and ADS41B29 from Texas Instruments. Verify pinout and parameter equivalence before substitution. Other manufacturers may offer similar specifications, but interface and power requirements must be carefully matched.