Cirrus-logic CS4340 Manuel d'utilisateur télécharger pdf (Page 3)

CS4340

DS297F3 3

5. PARAMETER DEFINITIONS ................................................................................................................21

6. REFERENCES ......................................................................................................................................22

7. PACKAGE DIMENSIONS ....................................................................................................................23

7.1 SOIC ..............................................................................................................................................23

7.2 TSSOP ..........................................................................................................................................24

8. PACKAGE THERMAL RESISTANCE .................................................................................................25

LIST OF FIGURES

Figure 1. Output Test Load ...........................................................................................................................6

Figure 2. Maximum Loading..........................................................................................................................6

Figure 3. Single-Speed Stopband Rejection.................................................................................................9

Figure 4. Single-Speed Transition Band .......................................................................................................9

Figure 5. Single-Speed Transition Band (Detail)...........................................................................................9

Figure 6. Single-Speed Passband Ripple .....................................................................................................9

Figure 7. Double-Speed Stopband Rejection................................................................................................9

Figure 8. Double-Speed Transition Band......................................................................................................9

Figure 9. Double-Speed Transition Band (Detail) .......................................................................................10

Figure 10. Double-Speed Passband Ripple................................................................................................10

Figure 11. Serial Input Timing (External SCLK)..........................................................................................11

Figure 12. Internal Serial Mode Input Timing..............................................................................................12

Figure 13. Internal Serial Clock Generation................................................................................................12

Figure 14. Typical Connection Diagram......................................................................................................15

Figure 15. CS4340 Format 0 - I

S up to 24-Bit Data ..................................................................................17

Figure 16. CS4340 Format 1 - Left Justified up to 24-Bit Data ...................................................................17

Figure 17. CS4340 Format 2 - Right Justified, 24-Bit Data.........................................................................18

Figure 18. CS4340 Format 3 - Right Justified, 16-Bit Data.........................................................................18

Figure 19. De-Emphasis Curve...................................................................................................................18

LIST OF TABLES

Table 1.CS4340 Speed Modes...................................................................................................................16

Table 2.Single-Speed Mode Standard Frequencies ...................................................................................16

Table 3.Double-Speed Mode Standard Frequencies..................................................................................16

Table 4.Internal SCLK/LRCK Ratio.............................................................................................................17

Table 5.Digital Interface Format - DIF1 and DIF0.......................................................................................17

Table 6.De-Emphasis Control.....................................................................................................................18

1 2 3 4 5 6 7 8 ... 24 25

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Cirrus-logic CS4340 Manuel d'utilisateur Page 3

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