ADS42LB49IRGCR

Analog To Digital Converters (ADC) Overview

The ADS42LB49IRGCR is a dual-channel, 14-bit and 16-bit analog-to-digital converter (ADC) from Texas Instruments. It operates at a sampling rate of 250 MSPS with differential inputs and a pipeline architecture. The device utilizes serial CMOS or serial LVDS interfaces and outputs LVDS signals. Power requirements include an analog supply of 1.7 V to 1.9 V. Performance metrics feature a signal-to-noise ratio (SNR) of 75.8 dB, differential nonlinearity (DNL) of +/- 0.6 LSB, integral nonlinearity (INL) of 3 LSB, and an effective number of bits (ENOB) of 12.2. It functions within a temperature range of -40°C to +85°C in a VQFN-64 package.

Analog To Digital Converters (ADC) Feature Summary

• Dual-channel configuration supporting both 14-bit and 16-bit resolution modes
• High-speed data acquisition capability at 250 MSPS sampling rate
• Flexible digital output interface options including serial CMOS and serial LVDS
• Integrated internal reference eliminating external component requirements

Analog To Digital Converters (ADC) Applications

• Metrology field applications requiring high-speed data processing
• Interfaces with Field Programmable Gate Arrays (FPGAs) for data handling
• Multi-carrier and broadband communication systems
• Test and measurement equipment utilizing Quadruple Data Rate Low Voltage Differential Signalling

Analog To Digital Converters (ADC) Procurement Notes

Verify the specific suffix against official documentation to confirm pinout and electrical characteristics. Ensure compatibility with required power supply voltages and interface standards. Check for moisture sensitivity levels and reflow soldering profile requirements during assembly. Confirm availability status as distribution channels may vary.

Analog To Digital Converters (ADC) Selection Notes

Select this component when dual-channel high-resolution conversion at 250 MSPS is required. Consider the VQFN-64 package for space-constrained designs. Evaluate power consumption against system thermal limits. Compare SNR and ENOB specifications against application dynamic range needs. Verify FPGA interface compatibility if used in digital signal processing chains.

Analog To Digital Converters (ADC) Part Context

Part of the ADS42LBx9 series, designed for high-performance data acquisition. Shares architectural similarities with ADS42LB69 but offers distinct resolution options. Commonly paired with Xilinx Series 7 FPGAs for advanced signal processing tasks. Utilizes compact packaging suitable for modern electronic designs.

Analog To Digital Converters (ADC) Replacement Considerations

ADS42LB69IRGC25 is a confirmed substitute within the same family offering similar performance characteristics.