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Cirrus Logic CDB470xx User Manual

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Copyright 2014 Cirrus Logic, Inc.

DS886DB11


CDB47xxx User’s Manual

Figure 1-6. CDB47xxx-DC28 Daughtercard Block Diagram ......................................................................1-11

Figure 1-7. CDB47xxx-DC24 Daughtercard Block Diagram ......................................................................1-12

Figure 1-8. ADC Clocking ...........................................................................................................................1-14

Figure 1-9. S/PDIF Clocking .......................................................................................................................1-15

Figure 1-10. DAI Clocking with Variable Input Fs and Fixed Output Fs .....................................................1-16

Figure 1-11. DAI Clocking with Fixed Output Fs ........................................................................................1-17

Figure 2-1. CDB47xxx System Block Diagram .............................................................................................2-1

Figure 2-2. CDB47xxxS (Single-ended) Top View .......................................................................................2-3

Figure 2-3. CDB47xxxD (Differential) Top View ...........................................................................................2-5

Figure 2-4. CDB47xxx-DC48 Daughtercard .................................................................................................2-7

Figure 3-1. CDB47xxx Board with CDB47xxxD (or S)-DC-xx Daughtercard Attached ................................3-2

Figure 4-1. ADC In / DAC Out Example .......................................................................................................4-2

Figure 4-2. CDB47xxx System Properties ....................................................................................................4-2

Figure 4-3. Selecting Audio In Source using Device Properties Dialog .......................................................4-3

Figure 4-4. ADC2 Device Properties. ...........................................................................................................4-4

Figure 4-5. Selecting ADC2 input Terminals using Device Properties Dialog ..............................................4-5

Figure 4-6. Selecting Multi-Channel I2S Input ..............................................................................................4-5

Figure 4-7. Input Remap Device Properties .................................................................................................4-6

Figure 4-8. Selecting DAC Outputs Only using Device Properties Dialog ...................................................4-7

Figure 4-9. Selecting S/PDIF Outputs and I2S Outputs using Device Properties Dialog .............................4-8

Figure 4-10. Selecting I2S Outputs using Device Properties Dialog ............................................................4-9

Figure 4-11. CDB47xxx Communication Modes / Flash Type ...................................................................4-10

Figure 5-1. Project Properties Dialog Showing the Selection of the I2C Protocol for

Loading the Flash Image ...............................................................................................................................5-2

Figure 5-2. Selecting Flash Type via the Advanced Properties Dialog Box .................................................5-3

Figure 6-1. CDB47xxxS (Sngle-ended) Board Block Diagram .....................................................................6-4

Figure 6-2. CDB47xxS (Sngle-ended) Board Schematic Index ...................................................................6-5

Figure 6-3. CDB47xxxS (Sngle-ended) Daughtercard Connectors ..............................................................6-5

Figure 6-4. CDB47xxxS (Sngle-ended) Digital Audio Control Connectors ...................................................6-6

Figure 6-5. CDB47xxxS (Sngle-ended) Serial Memory ................................................................................6-7

Figure 6-6. CDB47xxxS (Sngle-ended) Mic Pre-Amp ..................................................................................6-8

Figure 6-7. CDB47xxxS (Single-ended) Power Connectors ........................................................................6-9

Figure 6-8. CDB47xxxS (Sngle-ended) ADC Filters ..................................................................................6-10

Figure 6-9. CDB47xxxS (Sngle-ended) DAC Filters ..................................................................................6-11

Figure 6-10. CDB47xxxS (Sngle-ended) Microcontroller Card Interface ...................................................6-12

Figure 6-11. CDB47xxxS (Sngle-ended) Microcontroller Card User Interface ...........................................6-13

Figure 6-12. CDB47xxxS (Sngle-ended) Microcontroller Card User Interface ...........................................6-14