SCLS851D March   2021  – January 2023 SN74HCS273

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and 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. 6.7 Switching Characteristics
    8. 6.8 Operating Characteristics
    9. 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 Push-Pull 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

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5 Pin Configuration and Functions

PW or DGS Package
20-Pin TSSOP or VSSOP
(Top View)
GUID-20210920-SS0I-6X7F-BXL7-5BMB9N0X437K-low.gifRKS Package
20-Pin VQFN
(Top View)
Table 5-1 Pin Functions
PIN TYPE DESCRIPTION
NAME NO.
CLR 1 Input Clear for all channels, active low
1Q 2 Output Output for channel 1
1D 3 Input Input for channel 1
2D 4 Input Input for channel 2
2Q 5 Output Output for channel 2
3Q 6 Output Output for channel 3
3D 7 Input Input for channel 3
4D 8 Input Input for channel 4
4Q 9 Output Output for channel 4
GND 10 — Ground
CLK 11 Input Clock for all channels, rising edge triggered
5Q 12 Output Output for channel 5
5D 13 Input Input for channel 5
6D 14 Input Input for channel 6
6Q 15 Output Output for channel 6
7Q 16 Output Output for channel 7
7D 17 Input Input for channel 7
8D 18 Input Input for channel 8
8Q 19 Output Output for channel 8
VCC 20 — Postive supply
Thermal Pad(1) — The thermal pad can be connect to GND or left floating. Do not connect to any other signal or supply.
(1) RKS package only.