ADCMP573BCPZ-R2: Ultra-High-Speed Comparator IC with Latch by Analog Devices

The ADCMP573BCPZ-R2 represents the pinnacle of high-speed comparator technology from Analog Devices Inc., a global leader in precision analog semiconductors. This cutting-edge IC delivers unmatched performance for critical timing applications, offering industry-leading 0.165ns propagation delay with exceptional signal integrity. Below we explore its technical specifications, design advantages, and optimal application scenarios to help engineers leverage its full potential.

Technical Deep Dive: ADCMP573BCPZ-R2 Specifications

Unparalleled Speed Characteristics

• Propagation Delay: 0.165ns (max) 3 faster than standard comparators
• Output Rise/Fall Time: 100ps (typical) for crisp signal transitions
• Overdrive Dispersion: <50ps for consistent timing across input levels

Precision Performance Metrics

• Input Offset Voltage: 2mV (max) at 3.3V supply
• Input Hysteresis: Programmable 1-10mV range
• Common Mode Rejection: 65dB (min) for noise immunity

Power Architecture Flexibility

• Single Supply Operation: 3.1V to 5.4V range
• Dual Supply Capability: 2.5V configurations supported
• Power Consumption: 80mA (max) quiescent current

Package Innovation

The 16-LFCSP (3 3mm) package features:

• Exposed thermal pad for _JA of 32 C/W
• 0.5mm pitch for high-density PCB layouts
• Lead-free/RoHS compliant construction

Application-Specific Design Guidance

1. 5G Communication Systems

The PECL output interface enables seamless integration with:

• NRZ data slicers up to 10Gbps
• Clock recovery circuits with <100ps jitter
• Beamforming control loops

2. Test & Measurement Equipment

• 20GS/s oscilloscope trigger paths
• ATE pin electronics drivers
• Laser diode pulse width controllers

3. Industrial Automation

• Optical encoder position sensing
• PLC input conditioning modules
• High-speed safety interlock systems

Designer's Checklist

1. Terminate PECL outputs with 50 to V_CC-2V
2. Use 0.1 F/0.01 F decoupling pairs within 2mm of V_CC
3. Implement guard rings for >1GHz operation
4. Thermal vias required under exposed pad

Competitive Advantage Analysis

Purchasing Information

Available through authorized distributors:

• Lead Time: 6-8 weeks (standard)
• Packaging Options: Tape & Reel (3000 units)
• Evaluation Board: AD-CMP573-EBZ ($149)

Conclusion

The ADCMP573BCPZ-R2 redefines high-speed signal processing with its unique combination of sub-nanosecond response, precision input characteristics, and robust PECL outputs. Its design flexibility makes it equally suitable for cutting-edge 5G infrastructure and mission-critical industrial systems. For engineers pushing the boundaries of analog performance, this comparator delivers measurable advantages in system speed, reliability, and integration density.

For technical support or design resources, contact Analog Devices' applications engineering team or visit our product portal for SPICE models and layout guidelines.