SCLS143E December   1982  – December 2024 SN54HC393 , SN74HC393

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Description
  4. 3 Pin Configuration and Functions
  5. 4 Specifications
    1. 4.1 Absolute Maximum Ratings
    2. 4.2 Recommended Operating Conditions
    3. 4.3 Thermal Information
    4. 4.4 Electrical Characteristics
    5. 4.5 Timing Requirements
    6. 4.6 Switching Characteristics
    7. 4.7 Operating Characteristics
  6. 5 Parameter Measurement Information
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Device Functional Modes
  8. 7 Application and Implementation
    1. 7.1 Power Supply Recommendations
    2. 7.2 Layout
      1. 7.2.1 Layout Guidelines
      2. 7.2.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Documentation Support
      1. 8.1.1 Related Documentation
    2. 8.2 Receiving Notification of Documentation Updates
    3. 8.3 Support Resources
    4. 8.4 Trademarks
    5. 8.5 Electrostatic Discharge Caution
    6. 8.6 Glossary
  10. 9 Revision History
  11. 10Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • D|14
  • DYY|14
  • DB|14
  • PW|14
  • N|14
  • NS|14
Thermal pad, mechanical data (Package|Pins)
Orderable Information

3 Pin Configuration and Functions

SN54HC393 SN74HC393 SN54HC393 J or W Package, 14-Pin CDIP or CFP; SN74HC393 D, DB, DYY, N, NS, or PW Package; 14-Pin SOIC, SSOP, SOT-23, TVSOP, SOP, or TSSOP(Top View)SN54HC393 J or W Package, 14-Pin CDIP or CFP;
SN74HC393 D, DB, DYY, N, NS, or PW Package; 14-Pin SOIC, SSOP, SOT-23, TVSOP, SOP, or TSSOP
(Top View)
SN54HC393 SN74HC393 SN54HC393 FK Package, 20-Pin LCCC(Top View)
A. NC - No internal connection
SN54HC393 FK Package, 20-Pin LCCC
(Top View)
Table 3-1 Pin Functions
PIN TYPE1 DESCRIPTION
NAME NO.
1CLK 1 I Counter 1 Clock Input
1CLR 2 I Counter 1 Clear Input
1QA 3 O Counter 1 A Output
1QB 4 O Counter 1 B Output
1QC 5 O Counter 1 B Output
1QD 6 O Counter 1 B Output
GND 7 G Ground
2QD 8 O Counter 2 D Output
2QC 9 O Counter 2 C Output
2QB 10 O Counter 2 B Output
2QA 11 O Counter 2 A Output
2CLR 12 I Counter 2 Clear Input
2CLK 13 I Counter 2 Clock Input
VCC 14 P VCC
  1. I = Input, O = Output, I/O = Input or Output, G = Ground, P = Power.