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TLV1871/2 40V High-Speed Comparator with Separate Input and Output Supplies
SNOSDI4A
March 2024 – December 2024
TLV1871
,
TLV1872
PRODMIX
CONTENTS
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TLV1871/2 40V High-Speed Comparator with Separate Input and Output Supplies
1
1
Features
2
Applications
3
Description
4
Pin Configuration and Functions
4.1
Pin Configurations: TLV1871 Single
Pin Configurations: TLV1872 Dual
5
Specifications
5.1
Absolute Maximum Ratings
5.2
ESD Ratings
5.3
Thermal Information
5.4
Recommended Operating Conditions
5.5
Electrical Characteristics
5.6
Switching Characteristics
5.7
Typical Characteristics
6
Detailed Description
6.1
Overview
6.2
Functional Block Diagram
6.3
Feature Description
6.4
Device Functional Modes
6.4.1
Separate Power Supplies
6.4.2
Power-On Reset (POR)
6.4.3
Inputs
6.4.3.1
Rail-to-Rail Inputs
6.4.3.2
Unused Inputs
6.4.4
Push-Pull Output
6.4.5
ESD Protection
7
Application and Implementation
7.1
Application Information
7.1.1
Basic Comparator Definitions
7.1.1.1
Operation
7.1.1.2
Propagation Delay
7.1.1.3
Overdrive Voltage
7.1.2
Hysteresis
7.2
Typical Applications
7.2.1
Accurate Bipolar Zero-Cross Detector
7.2.1.1
Design Requirements
7.2.1.2
Detailed Design Procedure
7.2.1.3
Application Performance Plots
7.3
Power Supply Recommendations
7.4
Layout
7.4.1
Layout Guidelines
7.4.2
Layout Example
8
Device and Documentation Support
8.1
Documentation Support
8.1.1
Related Documentation
8.2
Receiving Notification of Documentation Updates
8.3
Support Resources
8.4
Trademarks
8.5
Electrostatic Discharge Caution
8.6
Glossary
9
Revision History
10
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
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Data Sheet
TLV1871/2 40V High-Speed Comparator with Separate Input and Output Supplies
1
Features
Wide supply range: 2.7V to 40V (±1.35V to ±20V)
65ns propagation delay
Single or split supplies operation
"Floating" push-pull output with separate supplies
Rail-to-rail input
Power-on-reset (POR)
Low supply current: 75µA per channel
Temperature range: -40°C to +125°C