Datasheet

MAX98355A/MAX98355B
PCM Input Class D Audio Power Amplifiers
3Maxim Integrated
LIST OF FIGURES
LIST OF TABLES
Figure 1. I
2
S Audio Interface Timing Diagram (MAX98355A) ............................................ 8
Figure 2. Left-Justified Audio Interface Timing Diagram (MAX98355B)
.................................... 8
Figure 3. TDM Audio Interface Timing Diagram
....................................................... 8
Figure 4. MAX98355A I
2
S Digital Audio Interface Timing, 16-Bit Resolution ............................... 18
Figure 5. MAX98355A I
2
S Digital Audio Interface Timing, 24-Bit Resolution ............................... 19
Figure 6. MAX98355B Left-Justified Digital Audio Interface Timing, 16-Bit Resolution
....................... 20
Figure 7. MAX98355B Left-Justified Digital Audio Interface Timing, 24-Bit Resolution
........................ 21
Figure 8. MAX98355A TDM Digital Audio Interface Timing
............................................. 22
Figure 9. MAX98355B TDM Digital Audio Interface Timing
............................................. 23
Figure 10. MAX98355A TDM Digital Audio Interface Timing, Example of Four 16-Bit Slots
.................... 24
Figure 11. MAX98355B TDM Digital Audio Interface Timing, Example of Four 16-Bit Slots
.................... 25
Figure 12. S D_M O D E Resistor Connection Using Open-Drain Driver
..................................... 27
Figure 13. S D_M O D E Resistor Connection Using Pullup/Down Driver
..................................... 27
Figure 14. EMI with 12in of Speaker Cable and No Output Filtering
...................................... 28
Figure 15. Left-Channel PCM Operation with 6dB Gain
............................................... 29
Figure 16. Left-Channel PCM Operation with 12dB Gain
.............................................. 29
Figure 17. Right-Channel PCM Operation with 6dB Gain
.............................................. 29
Figure 18. Stereo PCM Operation Using Two ICs
.................................................... 30
Figure 19. Left/2 + Right/2 PCM Operation with 6dB Gain
............................................. 31
Figure 20. MAX98355A/MAX98355B WLP Ball Dimensions
............................................ 31
Table 1. RMS Jitter Tolerance
.................................................................... 17
Table 2. BCLK Polarity
......................................................................... 17
Table 3. LRCLK Polarity
........................................................................ 17
Table 4. Digital Filter Settings
.................................................................... 26
Table 5. S D_M O D E Control
...................................................................... 26
Table 6. Examples of S D_M O D E Pullup Resistor Values
............................................... 26
Table 7. Gain Selection
......................................................................... 28