SCLS140G December   1982  – February 2025 SN54HC373 , SN74HC373

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 Switching Characteristics
    8. 4.8 Operating Characteristics
  6. 5 Parameter Measurement Information
    1.     15
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
    4. 6.4 Device Functional Modes
  8. 7 Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Application
      1. 7.2.1 Design Requirements
        1. 7.2.1.1 Power Considerations
        2. 7.2.1.2 Input Considerations
        3. 7.2.1.3 Output Considerations
      2. 7.2.2 Detailed Design Procedure
      3. 7.2.3 Application Curves
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 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)
  • DB|20
  • NS|20
  • N|20
  • DW|20
  • PW|20
Thermal pad, mechanical data (Package|Pins)
Orderable Information

3 Pin Configuration and Functions

SN54HC373 SN74HC373 J, W, FK, DB, DW, N, NS, or PW package20--Pin CDIP, CFP, LCCC, SSOP, SOIC, PDIP, SO, or TSSOPTop ViewJ, W, FK, DB, DW, N, NS, or PW package
20--Pin CDIP, CFP, LCCC, SSOP, SOIC, PDIP, SO, or TSSOP
Top View
SN54HC373 SN74HC373 FK package20-Pin LCCCTop ViewFK package
20-Pin LCCC
Top View
Table 3-1 Pin Functions
PIN TYPE1 DESCRIPTION
NAME NO.
OE 1 Input Output enable, 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
LE 11 Input Latch enable
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 — Positive supply
  1. I = input, O = output, P = power, FB = feedback, GND = ground, N/A = not applicable