CDB5340

2

DS601DB1

TABLE OF CONTENTS

1. CDB5340 SYSTEM OVERVIEW .............................................................................................. 3

2. CS8406 DIGITAL AUDIO TRANSMITTER ............................................................................... 3

3. INPUT/OUTPUT FOR CLOCKS AND DATA ........................................................................... 3

4. POWER SUPPLY CIRCUITRY ................................................................................................. 3

5. GROUNDING AND POWER SUPPLY DECOUPLING ............................................................ 3

6. ANALOG INPUT FILTER ......................................................................................................... 3

LIST OF FIGURES

Figure 1. System Block Diagram and Signal Flow .......................................................................... 5

Figure 2. Analog Audio Input........................................................................................................... 6

Figure 3. CS5340 ............................................................................................................................ 7

Figure 4. Level Shifters ................................................................................................................... 8

Figure 5. CS8406 Digital Audio Interface ........................................................................................9

Figure 6. Power Circuit.................................................................................................................. 10

Figure 7. Top Layer Silkscreen ..................................................................................................... 11

Figure 8. Top Layer ...................................................................................................................... 12

Figure 9. Bottom Layer................................................................................................................. 13

LIST OF TABLES

Table 1. System Connections ........................................................................................................ 4

Table 2. CDB5340 Jumper and Switch Settings ............................................................................ 4

Contacting Cirrus Logic Support

For all product questions and inquiries contact a Cirrus Logic Sales Representative.

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