LT1720CS8#PBF - Analog Devices Inc.

Manufacturer Part Number

LT1720CS8#PBF

Manufacturer

Analog Devices

Introduction

The LT1720CS8#PBF is a high-performance linear comparator from Analog Devices’ UltraFast™ series, designed for optimized speed and accuracy in voltage level detection with robust output compatibility.

Product Features and Performance

Dual element general-purpose comparator

Output types include CMOS, Rail-to-Rail, TTL

High propagation delay of maximum 10ns

Low input offset voltage of 3mV at 5V

CMRR (Common-Mode Rejection Ratio) and PSRR (Power Supply Rejection Ratio) of 70dB and 80dB respectively

Operating temperature range from 0°C to 70°C

Surface mount package in 8-SOIC format

Product Advantages

Fast response time enhances system reaction capabilities

Rail-to-Rail output provides wider dynamic range

Low quiescent current supports power-sensitive applications

Compatibility with CMOS and TTL logic levels allows flexible integration into various circuit designs

Key Technical Parameters

Voltage Supply, Single/Dual (±): 2.7V ~ 6V

Current Input Bias (Max): 6µA at 5V

Current Output (Typ): 20mA

Hysteresis: 7mV

Quality and Safety Features

Robust thermal performance within specified operational temperature range

High CMRR and PSRR indicate stable operation under varying voltage conditions

Compatibility

Easily integrates with most existing digital and analog circuits due to standard logic level outputs and moderate power requirements

Application Areas

Industrial automation systems

Voltage level monitoring in embedded systems

High-speed triggering in digital circuits

Precision rectification circuits

Window comparators

Product Lifecycle

Currently in active production

Not nearing discontinuation

Upgrades or replacements available as part of the UltraFast™ series

Several Key Reasons to Choose This Product

Exceptionally low input bias and offset voltage for accurate detection and comparison

Ultra-fast response time suitable for time-critical applications

Broad compatibility with different voltage levels and logic families

Supports applications requiring low power consumption

Reliable operation within industrial-standard temperature ranges