SLFS078C October   2006  – April 2024 TLC555-Q1

PRODUCTION DATA  

  1.   1
  2. 1 Features
  3. 2 Applications
  4. 3 Description
  5. 4 Pin Configuration and Functions
  6. 5 Specifications
    1. 5.1 Absolute Maximum Ratings
    2. 5.2 ESD Ratings
    3. 5.3 Recommended Operating Conditions
    4. 5.4 Thermal Information
    5. 5.5 Electrical Characteristics: VDD = 5 V
    6. 5.6 Electrical Characteristics: VDD = 15 V
    7. 5.7 Switching Characteristics
    8. 5.8 Typical Characteristics
  7. 6 Detailed Description
    1. 6.1 Overview
    2. 6.2 Functional Block Diagram
    3. 6.3 Feature Description
      1. 6.3.1 Monostable Operation
      2. 6.3.2 Astable Operation
      3. 6.3.3 Frequency Divider
    4. 6.4 Device Functional Modes
  8. 7 Application and Implementation
    1. 7.1 Application Information
    2. 7.2 Typical Applications
      1. 7.2.1 Missing-Pulse Detector
        1. 7.2.1.1 Design Requirements
        2. 7.2.1.2 Detailed Design Procedure
        3. 7.2.1.3 Application Curve
      2. 7.2.2 Pulse-Width Modulation
        1. 7.2.2.1 Design Requirements
        2. 7.2.2.2 Detailed Design Procedure
        3. 7.2.2.3 Application Curve
      3. 7.2.3 Pulse-Position Modulation
        1. 7.2.3.1 Design Requirements
        2. 7.2.3.2 Detailed Design Procedure
        3. 7.2.3.3 Application Curve
      4. 7.2.4 Sequential Timer
        1. 7.2.4.1 Design Requirements
        2. 7.2.4.2 Detailed Design Procedure
        3. 7.2.4.3 Application Curve
    3. 7.3 Power Supply Recommendations
    4. 7.4 Layout
      1. 7.4.1 Layout Guidelines
      2. 7.4.2 Layout Example
  9. 8 Device and Documentation Support
    1. 8.1 Documentation Support
      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

Package Options

Refer to the PDF data sheet for device specific package drawings

Mechanical Data (Package|Pins)
  • D|8
Thermal pad, mechanical data (Package|Pins)
Orderable Information

9 Revision History

Changes from Revision B (May 2015) to Revision C (April 2024)

  • Changed formatting to remove spaces between values and unitsGo
  • Added reference to functional safety documentation in Features Go
  • Updated formatting to remove spaces between values and units, and reworded to active voiceGo
  • Deleted Description (continued) sectionGo
  • Updated Package Information tableGo
  • Deleted Dissipation Ratings and moved continuous total power dissipation specifications to Absolute Maximum Ratings Go
  • Changed continuous total power dissipation power rating from 725mW to 900mW at TA ≤ 25°C and from 145mW to 180mW at TA = 125°C, and changed derating factor TA = 25°C from 5.8mW/°C to 7.2mW/°C, in Absolute Maximum Ratings Go
  • Updated thermal resistance and characterization parameter values in Thermal Information Go
  • Changed reset current (II(RESET)) test conditions to VRESET = VDD in both Electrical Characteristics tablesGo
  • Added new reset current (II(RESET)) typical values for test condition VRESET = 0V to both Electrical Characteristics tablesGo
  • Changed supply current typical value from 170 μA to 180 μA in Electrical Characteristics: VDD = 5 V Go
  • Changed reset current (II(RESET)) test conditions to VRESET = VDD, in Electrical Characteristics: VDD = 5 V and Electrical Characteristics: VDD = 15 V. Also added new reset current (II(RESET)) typical specification, for test condition VRESET = 0V, to Electrical Characteristics: VDD = 5 V and Electrical Characteristics: VDD = 15 V Go
  • Changed title of Operating Characteristics table to Switching Characteristics and clarified that values are specified by design or characterizationGo
  • Deleted initial error of timing interval specification in Switching Characteristics Go
  • Added text regarding input type to Overview Go
  • Changed functional block diagram to simplified schematic and moved to Overview Go
  • Added new Functional Block Diagram Go
  • Added guidance for RESET pin pullup resistance in Monostable Operation Go
  • Changed VCC to VDD in Monostable Operation Go
  • Added clarity regarding nominal operating frequency and parasitic terms in Astable Operation Go
  • Changed VCC to VDD in Astable Operation Go
  • Deleted Figure 11, Equivalent Schematic, and added guidance concerning the RESET pin in Device Functional Modes Go
  • Changed VCC to VDD in Table 6-1, Function Table Go
  • Added references to application note and reference design in Documentation Support section Go

Changes from Revision A (October 2012) to Revision B (May 2015)

  • Updated the numbering format for tables, figures, and cross-references throughout the documentGo
  • Added ESD Ratings table, Feature Description section, Device Functional Modes, Application and Implementation section, Power Supply Recommendations section, Layout section, Device and Documentation Support section, and Mechanical, Packaging, and Orderable Information section Go

Changes from Revision * (October 2006) to Revision A (October 2012)

  • Added AEC-Q100 qualifying text to Features section Go
  • Updated data sheet text to the latest documentation and translation standardsGo
  • Updated next-to-last paragraph in Description and Ordering Information sectionsGo
  • Changed threshold voltage minimum value from 3.3 V to 3.2 V in Electrical Characteristics: VDD = 5 V Go
  • Changed threshold voltage maximum value from 3.48 V to 3.46 V in Electrical Characteristics: VDD = 5 V Go
  • In the 5-V and 15-V Electrical Characteristics tables, changed all "MAX" entries in the TA column to "Full range" Go
  • Deleted the last Electrical Characteristics table, which contained only redundant dataGo