LTC1444IS#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC1444IS#PBF

Manufacturer

Analog Devices

Introduction

The LTC1444IS#PBF is a quad comparator from Analog Devices designed for applications requiring multiple comparison functions with a single power supply.

Product Features and Performance

Quad comparator with voltage reference

High CMRR and PSRR for enhanced performance

Low propagation delay for quick response

Integrated hysteresis for noise immunity

Low input bias current

Compatible with CMOS, Open-Drain, and TTL Outputs

Product Advantages

Precision operation with 10mV max input offset voltage

Low quiescent current for power efficiency

Flexible single or dual supply operation ranging from 2V to 11V, or ±1V to ±5.5V

Operates reliably over a wide temperature range (-40°C to 85°C)

Key Technical Parameters

Number of Elements: 4

Output Type: CMOS, Open-Drain, TTL

Voltage - Supply: 2V ~ 11V, ±1V ~ 5.5V

Voltage - Input Offset (Max): 10mV @ 5V

Current - Output (Typ): 0.015mA @ 5V

Current - Quiescent (Max): 8.5µA

CMRR, PSRR (Typ): 80dB CMRR, 80dB PSRR

Propagation Delay (Max): 12µs

Hysteresis: 50mV

Quality and Safety Features

Robust operation assured by high CMRR and PSRR

Suitable for harsh temperature environments due to wide operating temperature range

Compatibility

16-SOIC package compatible with standard surface mount processes

Application Areas

Industrial instrumentation

Automotive systems

Data acquisition

Control systems

Power supply monitoring

Product Lifecycle

Active product status with availability of replacements and potential upgrades

Key Reasons to Choose This Product

Provides accurate voltage comparison to maintain system stability

Enables design flexibility with single or dual power supply options

Minimizes power consumption with low quiescent current

Facilitates fast response with low propagation delay

Resistant to noisy conditions due to built-in hysteresis

Applicable for a wide range of industrial and automotive applications

High integration reduces component count in space-constrained designs

Assured long-term usability through Active product lifecycle status