SCHS183E November   1998  – October 2022 CD54HC374 , CD54HC574 , CD54HCT374 , CD54HCT574 , CD74HC374 , CD74HC574 , CD74HCT374 , CD74HCT574

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 Receiving Notification of Documentation Updates
    2. 10.2 Support Resources
    3. 10.3 Trademarks
    4. 10.4 Electrostatic Discharge Caution
    5. 10.5 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|20
  • DW|20
  • PW|20
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.6 Switching Characteristics

CL = 50 pF, Input tr, tf = 6 ns
PARAMETER TEST CONDITIONS VCC (V) 25℃ –40℃ to 85℃ –55℃ to 125℃ UNIT
MIN TYP MAX MIN MAX MIN MAX
HC TYPES
tPLH, tPHL

Propagation delay

Clock to output

 CL = 50 pF 2 165 205 250 ns
4.5 33 41 50
CL = 15 pF 5 15 ns
CL = 50 pF 6 28 35 43
tPLZ, tPHZ Output disable to Q CL = 50 pF 2 135 170 205 ns
4.5 27 34 41
CL = 15 pF 5 11 ns
CL = 50 pF 6 23 29 35
tPZL, tPZH Output enable to Q CL = 50 pF 2 150 190 225 ns
4.5 30 38 45
CL = 15 pF 5 12 ns
CL = 50 pF 6 26 33 38
fMAX Maximum clock frequency CL = 15 pF 5 60 MHz
tTHL, tTLH Output transition time CL = 50 pF 2 60 75 90 ns
4.5 12 15 18
6 10 13 15
CI Input capacitance CL = 50 pF 10 10 10 10 pF
CO Three-state output capacitance 20 20 20 20 pF
CPD Power dissipation capacitance(1)(2) CL = 15 pF 5 39 pF
HCT TYPES
tPHL, tPLH

Propagation delay

Clock to output

 CL = 50 pF 4.5 33 41 50 ns
CL = 15 pF 5 15
tPLZ, tPHZ Output disable to Q CL = 50pF 4.5 28 35 42 ns
CL = 15 pF 5 11
tPZL, tPZH Output enable to Q CL = 50 pF 4.5 30 38 45 ns
CL = 15 pF 5 12
fMAX Maximum clock frequency CL = 15 pF 5 60 MHz
tTLH, tTHL Output transition time CL = 50 pF 4.5 12 15 18 ns
CI Input capacitance CL = 50 pF 10 10 10 10 pF
CO Three-state output capacitance 20 20 20 20 pF
CPD Power dissipation capacitance(1)(2) CL = 15 pF 5 47 pF
(1) CPD is used to determine the dynamic power consumption, per package.
(2) PD = CPD VCC2 fi + Σ VCC2 fO CL where fi = input frequency, fO = output frequency, CL = output load capacitance, VCC = supply voltage.