SCHS138D November   1998  – March 2022 CD74HC93 , CD74HCT93

PRODUCTION DATA  

  1. 1 Features
  2. 2 Description
  3. 3 Revision History
  4. 4 Pin Configuration and Functions
  5. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 Recommended Operating Conditions
    3. 5.3 Thermal Information
    4. 5.4 Electrical Characteristics
    5. 5.5 Prerequisite for Switching Characteristics
    6. 5.6 Switching Characteristics
  6. 6 Parameter Measurement Information
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Device Functional Modes
  8. 8 Power Supply Recommendations
  9. 9 Layout
    1. 9.1 Layout Guidelines
  10. 10Device and Documentation Support
    1. 10.1 Documentation Support
      1. 10.1.1 Related Documentation
    2. 10.2 Receiving Notification of Documentation Updates
    3. 10.3 Support Resources
    4. 10.4 Trademarks
    5. 10.5 Electrostatic Discharge Caution
    6. 10.6 Glossary
  11. 11Mechanical, Packaging, and Orderable Information

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • N|14
Thermal pad, mechanical data (Package|Pins)
Orderable Information

7.3 Device Functional Modes

Truth Table
COUNT OUTPUTS(1)
Q0 Q1 Q2 Q3
0 L L L L
1 H L L L
2 L H L L
3 H H L L
4 L L H L
5 H L H L
6 L H H L
7 H H H L
8 L L L H
9 H L L H
10 L H L H
11 H H L H
12 L L H H
13 H L H H
14 L H H H
15 H H H H
(1) H = High voltage level, L = Low voltage level.
Table 7-1 Mode Selection
RESET OUTPUTS OUTPUTS(1)
MR1 MR2 Q0 Q1 Q2 Q3
H H L L L L
L H Count Count Count Count
H L
L L
(1) H = High voltage level, L = Low voltage level.