Manufacturer Part Number
AD8611ARZ
Manufacturer
Analog Devices
Introduction
The AD8611ARZ is a high-speed, single comparator from Analog Devices suitable for time-critical signal processing applications.
Product Features and Performance
Single voltage comparator
Fast propagation delay of 5.5ns
Complementary TTL output
Low input offset voltage, 7mV maximum at 5V
Low input bias current, 6µA maximum at 5V
Power supply range from 3V to 5V
High common-mode rejection ratio (CMRR) of 85dB
Good power supply rejection ratio (PSRR) of 73dB
Latch function available for versatile operations
Product Advantages
Optimized for low voltage operations
Suitable for battery-powered devices due to low quiescent current
Provides precise and reliable comparison of signals
Ideal for high-speed applications due to minimal delay
Key Technical Parameters
Supply Voltage Range: 3V to 5V
Input Offset Voltage: Max 7mV @ 5V
Input Bias Current: Max 6µA @ 5V
Quiescent Current: Max 10mA, 4mA
CMRR: 85dB (Typical)
PSRR: 73dB (Typical)
Propagation Delay: Max 5.5ns
Operating Temperature Range: -40°C to 85°C
Quality and Safety Features
Robust operating temperature range ensures reliability in harsh conditions
High CMRR and PSRR for stable performance in fluctuating power environments
Compatibility
Compatible with TTL logic levels
Surface Mount 8-SOIC package suitable for standard PCB design
Application Areas
High-speed digital systems
Data acquisition systems
Zero-crossing detectors
Pulse and square wave shapers
System monitoring and control
Product Lifecycle
Product Status: Active
The AD8611ARZ is not nearing discontinuation and replacement or upgrade options should be available if needed.
Several Key Reasons to Choose This Product
Ultra-fast response time enables use in critical timing applications
High precision with low input offset voltage for accurate signal comparison
Energy-efficient design with low quiescent current suitable for portable devices
Versatile supply voltage range catering to various application needs
Strong noise immunity with high CMRR and PSRR
Wide operating temperature range for use in industrial environments
Simple integration into existing designs with standard SOIC-8 package