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SN74HCS72-Q1 Automotive Qualified Schmitt-Trigger Input Dual D-Type Negative-Edge-Triggered Flip-Flops With Clear and Preset
SCLS774
October 2019
SN74HCS72-Q1
PRODUCTION DATA.
CONTENTS
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SN74HCS72-Q1 Automotive Qualified Schmitt-Trigger Input Dual D-Type Negative-Edge-Triggered Flip-Flops With Clear and Preset
1
Features
2
Applications
3
Description
Device Images
Benefits of Schmitt-trigger Inputs
4
Revision History
5
Pin Configuration and Functions
Pin Functions
6
Specifications
6.1
Absolute Maximum Ratings
6.2
ESD Ratings
6.3
Recommended Operating Conditions
6.4
Thermal Information
6.5
Electrical Characteristics
6.6
Switching Characteristics
6.7
Timing Characteristics
6.8
Typical Characteristics
7
Parameter Measurement Information
8
Detailed Description
8.1
Overview
8.2
Functional Block Diagram
8.3
Feature Description
8.3.1
Balanced CMOS Push-Pull Outputs
8.3.2
CMOS Schmitt-Trigger Inputs
8.3.3
Positive and Negative Clamping Diodes
8.4
Device Functional Modes
9
Application and Implementation
9.1
Application Information
9.2
Typical Application
9.2.1
Design Requirements
9.2.1.1
Output Considerations
9.2.1.2
Input Considerations
9.2.1.3
Timing Considerations
9.2.2
Detailed Design Procedure
9.2.3
Application Curve
10
Power Supply Recommendations
11
Layout
11.1
Layout Guidelines
11.2
Layout Example
12
Device and Documentation Support
12.1
Documentation Support
12.1.1
Related Documentation
12.2
Receiving Notification of Documentation Updates
12.3
Community Resources
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
Mechanical, Packaging, and Orderable Information
IMPORTANT NOTICE
Package Options
Mechanical Data (Package|Pins)
PW|14
MPDS360A
D|14
MPDS177H
Thermal pad, mechanical data (Package|Pins)
Orderable Information
scls774_oa
scls774_pm
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DATA SHEET
SN74HCS72-Q1 Automotive Qualified Schmitt-Trigger Input Dual D-Type Negative-Edge-Triggered Flip-Flops With Clear and Preset
1
Features
AEC-Q100 Qualified for automotive applications:
Device temperature grade 1: –40°C to +125°C, T
A
Device HBM ESD Classification Level 2
Device CDM ESD Classifcation Level C6
Wide operating voltage range: 2 V to 6 V
Schmitt-trigger inputs allow for slow or noisy input signals
Low power consumption
Typical I
CC
of 100 nA
Typical input leakage current of ±100 nA
±7.8-mA output drive at 5 V
2
Applications
Convert a momentary switch to a toggle switch
Input slow edge-rate signals
Operate in noisy environments
Enable CAN Controller Power with wake-up pattern