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TDA7566 数据表(PDF) 4 Page - STMicroelectronics |
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TDA7566 数据表(HTML) 4 Page - STMicroelectronics |
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4 / 28 page ![]() List of figures TDA7566 4/28 List of figures Figure 1. Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Figure 2. Application and test circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Figure 3. Pin connection (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Figure 4. Quiescent current vs. Supply voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Figure 5. Output power vs. supply voltage (4 Ω). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Figure 6. Output power vs. supply voltage (2 Ω). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Figure 7. Distortion vs. output power (4 Ω) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Figure 8. Distortion vs. output power (2 Ω) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Figure 9. Distortion vs. frequency (4 Ω) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Figure 10. Distortion vs. frequency (2 Ω) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Figure 11. Crosstalk vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Figure 12. Supply voltage rejection vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 Figure 13. Power Dissipation & Efficiency vs. Output Power (4W, SINE) . . . . . . . . . . . . . . . . . . . . . . 11 Figure 14. Power Dissipation vs. Average Ouput Power (Audio Program Simulation, 4W). . . . . . . . . 11 Figure 15. Power Dissipation vs. Average Ouput Power (Audio Program Simulation, 2W). . . . . . . . . 11 Figure 16. Turn - On diagnostic: working principle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 Figure 17. SVR and Output behaviour (CASE 1: without turn-on diagnostic) . . . . . . . . . . . . . . . . . . . 13 Figure 18. SVR and Output pin behaviour (CASE 2: with turn-on diagnostic) . . . . . . . . . . . . . . . . . . . 13 Figure 19. Thresholds for SHORT TO GND/VS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 Figure 20. Thresholds for SHORT ACROSS THE SPEAKER/OPEN SPEAKER . . . . . . . . . . . . . . . . 14 Figure 21. Thresholds for Line-Drivers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14 Figure 22. Restart timing without Diagnostic Enable (Permanent) . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Figure 23. Restart timing with Diagnostic Enable (Permanent) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15 Figure 24. Current detection: Load impedance magnitude |Z| Vs. output peak voltage of the sinus . . 16 Figure 25. Data Validity on the I2C BUS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 Figure 26. Timing diagram on the I2C Bus. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Figure 27. Timing acknowledge clock pulse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20 Figure 28. Flexiwatt25 Mechanical Data & Package Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26 |
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