SCLS873B
July 2021 – October 2022
SN74HCS244
PRODMIX
1
Features
2
Applications
3
Description
4
Revision History
5
Pin Configuration and 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
Operating 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 3-State Outputs
8.3.2
Balanced CMOS Push-Pull Outputs
8.3.3
Open-Drain CMOS Outputs
8.3.4
CMOS Schmitt-Trigger Inputs
8.3.5
TTL-Compatible CMOS Inputs
8.3.6
Standard CMOS Inputs
8.3.7
Clamp Diode Structure
8.3.8
Wettable Flanks
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
Power Considerations
9.2.1.2
Input Considerations
9.2.1.3
Output Considerations
9.2.2
Detailed Design Procedure
9.2.3
Application Curves
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
Support Resources
12.4
Trademarks
12.5
Electrostatic Discharge Caution
12.6
Glossary
13
Mechanical, Packaging, and Orderable Information
Package Options
Mechanical Data (Package|Pins)
DGS|20
MPSS137
RKS|20
MPQF266C
Thermal pad, mechanical data (Package|Pins)
RKS|20
QFND312B
Orderable Information
scls873b_oa
scls873b_pm
6.2
ESD Ratings
VALUE
UNIT
V
(ESD)
Electrostatic discharge
Human-body model (HBM), per ANSI/ESDA/JEDEC JS-001
(1)
±4000
V
Charged-device model (CDM), per ANSI/ESDA/JEDEC JS-002
(3)
±1500
(1)
JEDEC document JEP155 states that 500-V HBM allows safe manufacturing with a standard ESD control process.
(2)
JEDEC document JEP157 states that 250-V CDM allows safe manufacturing with a standard ESD control process.