SCLS470C March   2003  – June 2022 SN54HC109 , SN74HC109

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 (1)
    3. 5.3 Thermal Information
    4. 5.4 Electrical Characteristics
    5. 5.5 Timing Requirements
    6. 5.6 Switching Characteristics
    7. 5.7 Operating 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)
  • W|16
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.6 Switching Characteristics

over recommended operating free-air temperature range, CL = 50 pF (unless otherwise noted) (see Figure 6-1)
PARAMETER FROM
(INPUT)		 TO
(OUTPUT)		 VCC TA = 25°C SN54HC109 SN74HC109 UNIT
MIN TYP MAX MIN MAX MIN MAX
fmax 2 V 6 10 4.2 5 ns
4.5 V 31 50 21 25
6 V 36 60 25 29
tpd PRE or CLR Q or Q 2 V 60 230 345 290 ns
4.5 V 15 46 69 58
6 V 12 39 59 49
CLK Q or Q 2 V 50 175 250 220
4.5 V 15 35 50 44
6 V 12 30 42 37
tt Q or Q 2 V 28 75 110 95 ns
4.5V 8 15 22 19
6 V 6 13 19 16