SBOA550 October   2022 OPA1671 , OPA2990 , SN74HCS04 , SN74HCS164 , SN74HCS30 , SN74LVC1G00 , SN74LVC1G123 , TLC04 , TLC14 , TS5A9411

 

  1.   Abstract
  2.   Trademarks
  3. Introduction
  4. The Davies Generator
  5. Optimizing Standard Resistance Values for THD Performance
  6. Simulation Examples
  7. Compensating for Shift Register Output Resistance
  8. Voltage-Mode Thevenin Equivalent
  9. Harmonic Filtering
  10. Tracking Harmonic Filter
  11. Multiphase Output
  12. 10Conclusion
  13. 11Acknowledgment
  14. 12References
  15.   A Analytical Solution for Resistance Network Values
  16.   B Forbidden States of the Johnson Counter

References

  1. A. C. Davies, “Digital Generation of Low-Frequency Sine Waves”, June 1969, IEEE Transactions on Instrumentation and Measurement, Vol. IM-18, No. 2, pp. 97-105.
  2. D. Lancaster, “Create Sinewaves Using Digital ICs”, November 1976, Radio-Electronics, Vol. 47, pp. 59-66.
  3. R. R. Johnson, “Electronic Counter”, US Patent 3030581, August 1953.
  4. Texas Instruments, SN74HCS164 8-Bit Parallel-Out Serial Shift Registers With Schmitt-Trigger Inputs data sheet