CMK4202-2 Cirrus Logic Inc, CMK4202-2 Datasheet - Page 2

• Manufacturer Part Number: CMK4202-2
• Description: Audio Modules & Development Tools Ref Bd AC'97 w/Headphone Amp
• Manufacturer: Cirrus Logic Inc

Specifications of CMK4202-2

• Product: Audio Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

TABLE OF CONTENTS
LIST OF FIGURES
2
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Preliminary product information describes products which are in production, but for which full characterization data is not yet available. Advance product information
describes products which are in development and subject to development changes. Cirrus Logic, Inc. has made best efforts to ensure that the information contained
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Figure 1. Block Diagram ....................................................................................................7
Figure 2. CS4202 Audio Codec .........................................................................................8
Figure 3. Analog Inputs ......................................................................................................9
Figure 4. Center Channel, Surround, and Sub-Woofer Outputs ......................................10
Figure 5. Front Channel and Headphone Sense Output .................................................11
Figure 6. S/PDIF Optical Output ......................................................................................12
Figure 7. CNR Connector ................................................................................................13
Figure 8. Phase Locked Loop ..........................................................................................14
Figure 9. Auto Demotion and Serial Buffers ....................................................................15
Figure 10. PCB Layout: Top Assembly Drawing ..............................................................16
Figure 11. PCB Layout: Top Layer ..................................................................................17
Figure 12. PCB Layout: Bottom Layer .............................................................................18
Figure 13. PCB Layout: Drill Drawing ..............................................................................19
Figure 14. PCB Layout: Top Silkscreen ...........................................................................20
1. GENERAL INFORMATION ...................................................................................3
2. SCHEMATIC DESCRIPTION ................................................................................3
3. GROUNDING AND LAYOUT ................................................................................5
4. REFERENCES .......................................................................................................6
5. BILL OF MATERIALS .........................................................................................21
2.1 CS4202 Audio Codec .................................................................................3
2.2 Analog Inputs ..............................................................................................3
2.3 Center, LFE, and Surround Outputs ...........................................................4
2.4 Front Channel and Headphone Outputs .....................................................4
2.5 S/PDIF Optical Output ................................................................................4
2.6 CNR Connector and EEPROM ...................................................................4
2.7 Auto Demotion Circuit .................................................................................4
2.8 Phase Locked Loop ....................................................................................4
2.9 Component Selection .................................................................................5
2.10 EMI Components ......................................................................................5
3.1 Partitioned Voltage and Ground Planes .....................................................5
3.2 AC-Link .......................................................................................................5
3.3 CS4202 Layout Notes .................................................................................5
4.1 ADDENDUM ...............................................................................................6
CRD4202-2
DS549RD1B1