CS8421-CNZR Cirrus Logic Inc, CS8421-CNZR Datasheet - Page 4

• Manufacturer Part Number: CS8421-CNZR
• Description: IC,Digital Audio Sample Rate Converter,CMOS,LLCC,20PIN
• Manufacturer: Cirrus Logic Inc

CS8421
LIST OF FIGURES
Figure 1. Non-TDM Slave Mode Timing..................................................................................................... 14
Figure 2. TDM Slave Mode Timing ............................................................................................................ 14
Figure 3. Non-TDM Master Mode Timing................................................................................................... 14
Figure 4. TDM Master Mode Timing .......................................................................................................... 14
Figure 5. Typical Connection Diagram, No External Master Clock ............................................................ 15
Figure 6. Typical Connection Diagram, Master and Slave Modes ............................................................. 16
Figure 7. Serial Audio Interface Format - I²S ............................................................................................. 18
Figure 8. Serial Audio Interface Format - Left-Justified.............................................................................. 18
Figure 9. Serial Audio Interface Format - Right-Justified ........................................................................... 18
Figure 10. Typical Connection Diagram for Crystal Circuit ........................................................................ 22
Figure 11. TDM Slave Mode Timing Diagram............................................................................................ 23
Figure 12. TDM Master Mode Timing Diagram.......................................................................................... 23
Figure 13. TDM Mode Configuration (All CS8421 Outputs are Slave)....................................................... 24
Figure 14. TDM Mode Configuration (First CS8421 Output is Master, All Others are Slave) .................... 24
Figure 15. Wideband FFT Plot (16k Points) 0 dBFS 1 kHz Tone, 48 kHz:48 kHz ..................................... 25
Figure 16. Wideband FFT Plot (16k Points) 0 dBFS 1 kHz Tone, 44.1 kHz:192 kHz ................................ 25
Figure 17. Wideband FFT Plot (16k Points) 0 dBFS 1 kHz Tone, 44.1 kHz:48 kHz .................................. 25
Figure 18. Wideband FFT Plot (16k Points) 0 dBFS 1 kHz Tone, 48 kHz:44.1 kHz .................................. 25
Figure 19. Wideband FFT Plot (16k Points) 0 dBFS 1 kHz Tone, 48 kHz:96 kHz ..................................... 25
Figure 20. Wideband FFT Plot (16k Points) 0 dBFS 1 kHz Tone, 96 kHz:48 kHz ..................................... 25
Figure 21. Wideband FFT Plot (16k Points) 0 dBFS 1 kHz Tone, 192 kHz:48 kHz ................................... 26
Figure 22. Wideband FFT Plot (16k Points) -60 dBFS 1 kHz Tone, 48 kHz:96 kHz.................................. 26
Figure 23. Wideband FFT Plot (16k Points) -60 dBFS 1 kHz Tone, 48 kHz:48 kHz.................................. 26
Figure 24. Wideband FFT Plot (16k Points) -60 dBFS 1 kHz Tone, 44.1 kHz:192 kHz............................. 26
Figure 25. Wideband FFT Plot (16k Points) -60 dBFS 1 kHz Tone, 44.1 kHz:48 kHz............................... 26
Figure 26. Wideband FFT Plot (16k Points) -60 dBFS 1 kHz Tone, 48 kHz:44.1 kHz............................... 26
Figure 27. Wideband FFT Plot (16k Points) -60 dBFS 1 kHz Tone, 96 kHz:48 kHz.................................. 27
Figure 28. IMD, 10 kHz and 11 kHz -7 dBFS, 96 kHz:48 kHz ................................................................... 27
Figure 29. Wideband FFT Plot (16k Points) -60 dBFS 1 kHz Tone, 192 kHz:48 kHz................................ 27
Figure 30. IMD, 10 kHz and 11 kHz -7 dBFS, 48 kHz:44.1 kHz ................................................................ 27
Figure 31. IMD, 10 kHz and 11 kHz -7 dBFS, 44.1 kHz:48 kHz ................................................................ 27
Figure 32. Wideband FFT Plot (16k Points) 0 dBFS 20 kHz Tone, 44.1 kHz:48 kHz ................................ 27
Figure 33. Wideband FFT Plot (16k Points) 0 dBFS 80 kHz Tone, 192 kHz:192 kHz ............................... 28
Figure 34. Wideband FFT Plot (16k Points) 0 dBFS 20 kHz Tone, 48 kHz:96 kHz ................................... 28
Figure 35. Wideband FFT Plot (16k Points) 0 dBFS 20 kHz Tone, 48 kHz:48 kHz ................................... 28
Figure 36. Wideband FFT Plot (16k Points) 0 dBFS 20 kHz Tone, 96 kHz:48 kHz ................................... 28
Figure 37. Wideband FFT Plot (16k Points) 0 dBFS 20 kHz Tone, 48 kHz:44.1 kHz ................................ 28
Figure 38. THD+N vs. Output Sample Rate, 0 dBFS 1 kHz Tone, Fsi = 192 kHz ..................................... 28
Figure 39. THD+N vs. Output Sample Rate, 0 dBFS 1 kHz Tone, Fsi = 48 kHz ....................................... 29
Figure 40. THD+N vs. Output Sample Rate, 0 dBFS 1 kHz Tone, Fsi = 96 kHz ....................................... 29
Figure 41. THD+N vs. Output Sample Rate, 0 dBFS 1 kHz Tone, Fsi = 44.1 kHz .................................... 29
Figure 42. Dynamic Range vs. Output Sample Rate, -60 dBFS 1 kHz Tone, Fsi = 192 kHz .................... 29
Figure 43. THD+N vs. Output Sample Rate, 0 dBFS 1 kHz Tone, Fsi = 32 kHz ....................................... 29
Figure 44. Dynamic Range vs. Output Sample Rate, -60 dBFS 1 kHz Tone, Fsi = 32 kHz ...................... 29
Figure 45. Dynamic Range vs. Output Sample Rate, -60 dBFS 1 kHz Tone, Fsi = 96 kHz ...................... 30
Figure 46. Dynamic Range vs. Output Sample Rate, -60 dBFS 1 kHz Tone, Fsi = 44.1 kHz ................... 30
Figure 47. Frequency Response with 0 dBFS Input .................................................................................. 30
Figure 48. Passband Ripple, 192 kHz:48 kHz ........................................................................................... 30
Figure 49. Dynamic Range vs. Output Sample Rate, -60 dBFS 1 kHz Tone, Fsi = 48 kHz ...................... 30
Figure 50. Linearity Error, 0 to -140 dBFS Input, 200 Hz Tone, 48 kHz:48 kHz ........................................ 30
Figure 51. Linearity Error, 0 to -140 dBFS Input, 200 Hz Tone, 48 kHz:44.1 kHz ..................................... 31
Figure 52. Linearity Error, 0 to -140 dBFS Input, 200 Hz Tone, 48 kHz:96 kHz ........................................ 31
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DS641F1