SLFS023H April   1978  – December 2024 NA556 , NE556 , SA556 , SE556

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
    6. 5.6 Switching 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
    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 Pulse-Width Modulation
        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-Position Modulation
        1. 7.2.2.1 Design Requirements
        2. 7.2.2.2 Detailed Design Procedure
        3. 7.2.2.3 Application Curves
  9. 8 Device and Documentation Support
    1. 8.1 Receiving Notification of Documentation Updates
    2. 8.2 Support Resources
    3. 8.3 Trademarks
    4. 8.4 Electrostatic Discharge Caution
    5. 8.5 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|14
  • DB|14
  • N|14
  • NS|14
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5.6 Switching Characteristics

VCC = 5V and 15V, TA = 25°C (unless otherwise noted); characteristic values are specified by design, characterization, or both, and are not production tested
PARAMETER TEST CONDITIONS(1) MIN TYP MAX UNIT
Temperature coefficient of timing interval Each timer, monostable(2),
TA = MIN to MAX		 NA556, NE556, SA556 50 ppm/°C
SE556 30 100
Each timer, astable(3), TA = MIN to MAX NA556, NE556, SA556 150
SE556 90
Timer 1 – Timer 2, TA = MIN to MAX ±10
Supply voltage sensitivity of timing interval Each timer, monostable(2) NA556, NE556, SA556 0.1 0.5 %/V
SE556 0.05 0.2
Each timer, astable(3) NA556, NE556, SA556 0.3
SE556 0.15
Timer 1 – Timer 2 NA556, NE556, SA556 ±0.2
SE556 ±0.1
tr Output pulse rise time CL = 15pF, TA = 25°C, 20% to 80% NA556, NE556, SA556 100 300 ns
SE556 100 200
tf Output pulse fall time CL = 15pF, TA = 25°C, 80% to 20% NA556, NE556, SA556 100 300 ns
SE556 100 200
(1) For conditions shown as MIN or MAX, use the appropriate value specified under Recommended Operating Conditions.
(2) Values specified are for a device in a monostable circuit similar to Figure 6-2, with the following component values: RA = 2kΩ to 100kΩ, CT = 0.1μF.
(3) Values specified are for a device in an astable circuit similar to Figure 6-3, with the following component values: RA = 1kΩ to 100kΩ, CT = 0.1μF.