SCHS285B December   1998  – May 2024 CD54AC541 , CD54ACT540 , CD54ACT541 , CD74AC540 , CD74AC541 , CD74ACT540 , CD74ACT541

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 Switching Characteristics, AC Series
    8. 4.8 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 Power Supply Recommendations
    2. 7.2 Layout
      1. 7.2.1 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)
  • DB|20
  • N|20
  • DW|20
Thermal pad, mechanical data (Package|Pins)

4.7 Switching Characteristics, AC Series

tr, tl = 3ns, CL = 50pF (See Section 5)
PARAMETER VCC (V) (TA) - °C UNIT
-40 to +85 -55 to +125
MIN MAX MIN MAX
Propagation Delays:
Data to Output
tPLH

tPHL

 AC540
1.5 – 77 — 85 ns
3.3* 2.4 8.6 2.4 9.5
5† 1.8 6.2 1.7 6.8
tPLH

tPHL

AC541
1.5 — 89 — 98 ns
3.3 2.8 9.9 2.7 10.9
5 2.1 7.1 2 7.8
tPZL

tPZH

Enable, to Output to Output 1.5 — 136 — 150 ns
3.3 4.6 16.4 4.5 18
5 3.1 10.9 3 12
tPLZ

tPHZ

Disable to Output to Output 1.5 — 136 — 150 ns
3.3 3.9 13.6 3.8 15
5 3.1 10.9 3 12
CPD ‡ Power Dissipation Capacitance AC540 — 60 Typ. 60 Typ. pF
AC541 — 60 Typ. 60 Typ.
VOHV Min. (Valley) VOH During Switching of Other Outputs (Output Under Test Not Switching) 5 4 Typ. @ 25°C V
VOLP 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
(3) 5V: min. is @5.5 V
(5) CPD is used to determine the dynamic power consumption, per channel.