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  • SN74HCS573 Octal Transparent D-Type Latches with Schmitt-Trigger Inputs, 3-State Outputs, and Flow-Through Pinout

    • SCLS876A October   2021  – December 2022 SN74HCS573

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  • SN74HCS573 Octal Transparent D-Type Latches with Schmitt-Trigger Inputs, 3-State Outputs, and Flow-Through Pinout
  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     4
    2.     5
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
    1.     8
    2.     Pin Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Timing Characteristics
    7.     17
    8. 6.7 Switching Characteristics
    9. 6.8 Operating Characteristics
    10. 6.9 Typical Characteristics
  7. 7 Parameter Measurement Information
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Balanced CMOS 3-State Outputs
      2. 8.3.2 CMOS Schmitt-Trigger Inputs
      3. 8.3.3 Clamp Diode Structure
    4. 8.4 Device Functional Modes
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
        1. 9.2.1.1 Power Considerations
        2. 9.2.1.2 Input Considerations
        3. 9.2.1.3 Output Considerations
      2. 9.2.2 Detailed Design Procedure
      3. 9.2.3 Application Curve
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Documentation Support
      1. 12.1.1 Related Documentation
    2. 12.2 Receiving Notification of Documentation Updates
    3. 12.3 Support Resources
    4. 12.4 Trademarks
    5. 12.5 Electrostatic Discharge Caution
    6. 12.6 Glossary
  13. 13Mechanical, Packaging, and Orderable Information
  14. IMPORTANT NOTICE

Package Options

Mechanical Data (Package|Pins)
  • DGS|20
    • MPSS137
  • RKS|20
    • MPQF266C
Thermal pad, mechanical data (Package|Pins)
  • RKS|20
    • QFND312B
Orderable Information
  • scls876a_oa
  • scls876a_pm
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DATA SHEET

SN74HCS573 Octal Transparent D-Type Latches with Schmitt-Trigger Inputs, 3-State Outputs, and Flow-Through Pinout

1 Features

  • Wide operating voltage range: 2 V to 6 V
  • Schmitt-trigger inputs allow for slow or noisy input signals
  • Low power consumption
    • Typical ICC of 100 nA
    • Typical input leakage current of ±100 nA
  • ±7.8-mA output drive at 6 V
  • Extended ambient temperature range: –40°C to +125°C, TA

2 Applications

3 Description

The SN74HCS573 contains eight D-type latches. All inputs include Schmitt-trigger architecture. All channels share a latch enable (LE) input and output enable (OE) input. This device has a flow-through pinout which allows for easier bus routing.

Device Information
PART NUMBERPACKAGE(1)BODY SIZE (NOM)
SN74HCS573RKS (VQFN, 20)4.50 mm × 2.50 mm
DGS (VSSOP, 20)5.10 mm × 3.00 mm
(1) For all available packages, see the orderable addendum at the end of the data sheet.

 
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