SCHS290A December   1998  – March 2024 CD54AC374 , CD54ACT374 , CD74AC374 , CD74AC534 , CD74ACT374

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  ESD Ratings
    3. 4.3  Recommended Operating Conditions:
    4. 4.4  Thermal Information
    5. 4.5  Electrical Characteristics: AC Series
    6. 4.6  Electrical Characteristics: ACT Series
    7. 4.7  Prerequisite for Switching: AC Series
    8. 4.8  Switching Characteristics: AC Series
    9. 4.9  Prerequisite for Switching: ACT Series
    10. 4.10 Switching Characteristics: ACT Series
  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 Typical Application
      1. 7.1.1 Design Requirements
      2. 7.1.2 Detailed Design Procedure
    2. 7.2 Power Supply Recommendations
    3. 7.3 Layout
      1. 7.3.1 Layout Guidelines
  9. 8 Device and Documentation Support
    1. 8.1 Documentation Support (Analog)
      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

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • N|20
  • DW|20
Thermal pad, mechanical data (Package|Pins)

4.8 Switching Characteristics: AC Series

tr, tl = 3 ns, CL = 50 pF
SYMBOL CHARACTERISTICS VCC (V) AMBIENT TEMPERATURE (TA) - °C UNIT
-40 to +85 -55 to+125
MIN MAX MIN MAX
tPLH, tPHL Propagation Delays: Clock to Q AC374 1.5 — 123 — 135 ns
3.3(1) 3.9 13.7 3.8 15.1
5(2) 2.8 9.8 2.7 10.8
tPLH, tPHL Clock to Q AC534 1.5 128 — 141 ns
3.3 4.1 14.4 4 15.8
5 2.9 10.3 2.8 11.3
tPLH, tPZH Output Enable to Q, Q 1.5 — 165 — 181 ns
3.3 5.6 19.8 5.5 21.8
5 3.7 13.2 3.6 14.5
tPLZ, tPHZ Output Disable to Q, Q 1.5 — 165 — 181 ns
3.3 4.7 16.5 4.5 18.1
5 3.7 13.2 3.6 14.5
CPD (3) Power Dissipation Capacitance — 67 Typ. 67 Typ. pF
VOHV Min. (Valley) VOH During Switching of Other Outputs (Output Under Test Not Switching) 5 4 Typ. @ 25°C V
Max. (Peak) VOL During Switching of Other Outputs (Output Under Test Not Switching) 5 1 Typ. @25°C V
CI Input Capacitance — — 10 — 10 pF
CO 3-State Output Capacitance — — 15 — 15 pF
(1) 3.3V: min. is @ 3.6 V
(2) 5 V: min. is @ 5.5 V
(3) CPD is used to determine the dynamic power consumption, per flip flop.