ISLA214P50IRZ: Ultra-High-Speed 14-Bit 500MSPS SAR Analog-to-Digital Converter

The ISLA214P50IRZ from Renesas Electronics America Inc represents the pinnacle of high-performance data conversion technology. This 14-bit successive approximation register (SAR) analog-to-digital converter (ADC) delivers an industry-leading 500 million samples per second (MSPS) conversion rate, making it one of the fastest precision ADCs available today. Engineered for mission-critical applications requiring both speed and accuracy, this advanced IC is transforming data acquisition systems across telecommunications, defense, medical imaging, and industrial automation sectors.

Unparalleled Performance Specifications

Precision Conversion Architecture

At the heart of the ISLA214P50IRZ lies a sophisticated 14-bit SAR architecture that achieves remarkable 500MSPS performance without compromising accuracy. The SAR design provides several critical advantages:

• Lower power consumption compared to pipeline ADCs at comparable speeds
• Deterministic latency ideal for control systems
• No requirement for output data decimation
• Inherently linear response characteristics

Advanced Signal Chain Integration

The converter features a fully integrated differential sample-and-hold (S/H) circuit with outstanding dynamic performance:

• Signal-to-Noise Ratio (SNR): 72dB typical at 500MSPS
• Spurious-Free Dynamic Range (SFDR): 85dBc typical
• Effective Number of Bits (ENOB): 11.7 bits at Nyquist
• Total Harmonic Distortion (THD): -80dB typical

These specifications ensure exceptional signal fidelity for the most demanding RF and IF sampling applications.

Innovative Design Features

High-Speed Digital Interface

The ISLA214P50IRZ implements a low-voltage differential signaling (LVDS) parallel interface that:

• Supports 500MBps data transfer rates
• Reduces EMI radiation by up to 20dB compared to single-ended interfaces
• Includes programmable output current control for signal integrity optimization
• Features data synchronization signals for simplified timing alignment

Thermal and Power Management

The 72-VFQFN package incorporates an exposed thermal pad that enables:

• Effective heat dissipation up to 3.5W
• Reliable operation across the full -40 C to +85 C industrial temperature range
• 1.8V nominal supply voltage operation for power efficiency
• Power-down modes reducing consumption to <5mW when idle

Target Applications

5G and Wireless Infrastructure

The ISLA214P50IRZ is ideally suited for:

• Massive MIMO radio units
• mmWave phased array systems
• Direct RF sampling receivers
• Digital predistortion feedback paths

Defense and Aerospace Systems

Critical applications include:

• Electronic warfare systems
• Phased array radar receivers
• Spectrum monitoring solutions
• Satellite communication payloads

Medical Imaging Equipment

The ADC excels in:

• Digital ultrasound beamformers
• PET/CT scanner data acquisition
• MRI receiver channels
• Portable medical diagnostics

Design Support and Resources

Renesas provides comprehensive development support for the ISLA214P50IRZ including:

• Reference design kits with schematics and layout files
• IBIS models for signal integrity analysis
• Evaluation boards with USB 3.0 interfaces
• Application notes on clock jitter optimization
• Technical papers on achieving maximum SFDR

Why Choose the ISLA214P50IRZ?

When compared to competing 14-bit 500MSPS ADCs, the ISLA214P50IRZ offers:

• 20% lower power consumption than similar devices
• Integrated digital downconverters (optional)
• Superior noise performance at high input frequencies
• Radiation-hardened versions available for space applications
• Extended product lifecycle for defense programs

Ordering Information

The ISLA214P50IRZ is available in several configurations:

• Industrial temperature range (-40 C to +85 C)
• 72-pin QFN package with exposed pad
• Evaluation kit: ISLA214P50IRZ-EVAL
• Volume production quantities with 12-week lead time

Conclusion

The ISLA214P50IRZ redefines performance benchmarks for high-speed precision ADCs. Its combination of 14-bit resolution, 500MSPS sampling rate, and advanced features make it the ideal solution for next-generation communication systems, advanced radar architectures, and cutting-edge medical imaging equipment. Designers can leverage Renesas' extensive support ecosystem to rapidly integrate this converter into their most challenging designs.

For pricing, samples, or technical support inquiries about the ISLA214P50IRZ, contact our sales team or authorized distributors today.