Manufacturer Part Number
MAX921ESA+T
Manufacturer
Analog Devices
Introduction
The MAX921ESA+T is a low-power, high-precision linear comparator from Analog Devices, designed for use in various applications requiring voltage level detection and signal conditioning.
Product Features and Performance
Integrated voltage reference
Single element comparator
Output types: CMOS, TTL compatible
Voltage supply range: 2.5V to 11V single, ±1.25V to ±5.5V dual
Propagation delay maximum: 12µs
Low input offset voltage: 10mV at 5V
Hysteresis: 50mV
Excellent CMRR and PSRR: both typically 80dB
Ultra-low quiescent current: 5µA
Product Advantages
High precision and reliability
Low power consumption enhances battery life in portable devices
Flexible voltage supply options accommodate various system designs
Fast response time appropriate for real-time applications
Key Technical Parameters
Number of Elements: 1
Output Type: CMOS, TTL
Voltage Supply, Single/Dual (±): 2.5V ~ 11V, ±1.25V ~ 5.5V
Voltage Input Offset (Max): 10mV @ 5V
Current Quiescent (Max): 5µA
Propagation Delay (Max): 12µs
Operating Temperature: -40°C ~ 85°C
Quality and Safety Features
Robust operating temperature range making it suitable for industrial environments
High CMRR and PSRR ensure stable operation under varying power conditions and noise environments
Compatibility
Package compatible with standard 8-SOIC mount
Compatible with both CMOS and TTL logic levels
Application Areas
Power supply control and monitoring
Threshold detection and level shifting
Window comparators
Zero-crossing detectors
Battery-operated systems
Microcontrollers interfacing
Product Lifecycle
Status: Active
Not nearing discontinuation, stable supply expected
Continual support and potential future upgrades available
Several Key Reasons to Choose This Product
Guarantees high accuracy and precision making it ideal for critical applications
Broad voltage supply range offers design flexibility
Extremely low power usage suitable for battery-dependent applications
Quick response time supports real-time signal processing
Industry-leading noise performance with superb CMRR and PSRR ratings
Reliable in harsh temperature conditions making it fit for industrial applications
MAX921ESA-TMaxim