MAX98372 datasheet(5/91 Pages) MAXIM

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Maxim Integrated │ 5

MAX98372

Digital Input Class D Amplifier

with DHT and Brownout Protection

LIST OF TABLES (CONTINUED)

Table 11. Signal Path Delay ..................................................................... 50

Table 12. PVDD Measurement ADC .............................................................. 51

Table 13. Digital Volume Ramping and Digital Volume ................................................ 51

Table 14. Digital Gain Settings and Output Voltage Scaling ............................................ 52

Table 15. Speaker Gain Minimum Voltage.......................................................... 55

Table 16. Dynamic Headroom Tracking Attack Settings ............................................... 60

Table 17. Dynamic Headroom Tracking Release Settings.............................................. 61

Table 18. Dynamic Gain Enables................................................................. 61

Table 19. Limiter Threshold Select................................................................ 61

Table 20. Manual Limiter Threshold Settings ....................................................... 62

Table 21. Limiter Threshold ..................................................................... 62

Table 22. Limiter Attack and Release Settings ...................................................... 63

Table 23. Thermal ADC Measurements............................................................ 63

Table 24. Thermal Foldback Settings ............................................................. 64

Table 25. Thermal Foldback Enable .............................................................. 64

Table 26. ALC Threshold ....................................................................... 70

Table 27. ALC Attack .......................................................................... 71

Table 28. ALC Attenuation and Release ........................................................... 71

Table 29. ALC Infinite Hold Release .............................................................. 72

Table 30. ALC Configuration .................................................................... 72

Table 31. DHT INFO........................................................................... 73

Table 33. Thermal and DHT Link Enables.......................................................... 73

Table 32. THERM INFO ........................................................................ 73

Table 34. InterChip Communication Configuration ....................................................74

Table 35. DOUT Double Data Drive Mode ......................................................... 75

Table 36. DOUT DHT Receive Channel Configuration ................................................ 76

Table 37. DOUT Thermal Foldback Receive Channel Configuration ..................................... 77

Table 38. DOUT Transmit Channel Configuration .................................................... 78

Table 39. DOUT ALC Receive Channel Configuration ................................................ 79

Table 40. Extra BCLK Cycle Configuration ......................................................... 80

Table 41. Manual High-Impedance Mode Configuration ............................................... 80

Table 42. Speaker Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 81

Table 43. Spread-Spectrum Modulation Configuration ................................................ 82

Table 44. Clock Monitor Configuration ............................................................ 84

Table 45. Reset Register ....................................................................... 84

Table 46. Global Enable Register ................................................................ 84

Table 47. ADDR I2C Address Select .............................................................. 88

Table 48. Recommended External Components..................................................... 89

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