CDB5368 Cirrus Logic Inc, CDB5368 Datasheet - Page 2

• Manufacturer Part Number: CDB5368
• Description: BOARD EVAL FOR CS5368 192KHZ ADC
• Manufacturer: Cirrus Logic Inc

Specifications of CDB5368

• Number Of Adc's: 1
• Number Of Bits: 24
• Sampling Rate (per Second): 192k
• Data Interface: Serial
• Inputs Per Adc: 8 Differential
• Input Range: ±0.3 V
• Voltage Supply Source: Analog and Digital
• Operating Temperature: -40°C ~ 85°C
• Utilized Ic / Part: CS5368
• Description/function: Audio A/D
• Operating Supply Voltage: 3.3 V
• Product: Audio Modules
• For Use With/related Products: CS5368
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Contains lead / RoHS non-compliant
• Other names: 598-1157

2
TABLE OF CONTENTS
LIST OF FIGURES
LIST OF TABLES
1. CDB5368 System Overview..................................................................................................................... 3
2. Quick-Start Guide..................................................................................................................................... 3
3. Detailed Board Features .......................................................................................................................... 3
4. CDB5368 Hardware ................................................................................................................................. 9
5. Schematics............................................................................................................................................. 12
6. Board Layout and Routing Plots ........................................................................................................... 21
7. Revision History ..................................................................................................................................... 24
Figure 1. Hi-Level FlexGUI View ................................................................................................................. 6
Figure 2. FlexGUI Low-Level Register View ............................................................................................... 7
Figure 3. FPGA Low-Level Bit View ............................................................................................................ 8
Figure 4. CS5368 (Schematic page 1) ...................................................................................................... 12
Figure 5. Clock Generation (Schematic page 2) ....................................................................................... 13
Figure 6. FPGA (Schematic page 3) ......................................................................................................... 14
Figure 7. Control Port (Schematic page 4) ................................................................................................ 15
Figure 8. Clock and Data Buffers (Schematic page 5) .............................................................................. 16
Figure 9. CD8406 S/PDIF Output (Schematic page 6) ............................................................................. 17
Figure 10. Analog Inputs 1 to 4 (Schematic page 7) ................................................................................. 18
Figure 11. Analog Inputs 5 to 8 (Schematic page 8) ................................................................................. 19
Figure 12. Power (Schematic page 9) ....................................................................................................... 20
Figure 13. Top Silkscreen ......................................................................................................................... 21
Figure 14. Top Layer ................................................................................................................................. 22
Figure 15. Bottom Layer ............................................................................................................................ 23
Table 1. CDB5368 Input and Output Connectors ....................................................................................... 9
Table 2. CDB5368 Switches ..................................................................................................................... 10
Table 3. User Jumpers .............................................................................................................................. 10
Table 4. CDB5368 Reserved Jumpers ..................................................................................................... 10
3.1 Stand-Alone Evaluation ............................................................................................................ 3
3.2 Control-Port Evaluation ............................................................................................................ 5
3.3 FlexGUI Hi-Level View ............................................................................................................. 6
3.4 FlexGUI Low-Level View .......................................................................................................... 7
3.5 Bit Definitions ........................................................................................................................... 8
4.1 Input and Output Connectors ................................................................................................... 9
4.2 Switches ................................................................................................................................. 10
4.3 User Configuration Jumpers .................................................................................................. 10
4.4 Reserved Factory Programming Jumpers ............................................................................. 10
4.5 Power Supply Circuitry ........................................................................................................... 11
4.6 Grounding and Power Supply Treatment ............................................................................... 11
4.7 FPGA Hardware ..................................................................................................................... 11
4.8 CS8406 S/PDIF Audio Transmitter ........................................................................................ 11
4.9 Serial Audio Interface ............................................................................................................. 11
4.10 Analog Input Buffer .............................................................................................................. 11
3.1.1 S1 and S4 Switch Operation .......................................................................................... 4
3.5.1 CS5368 Bits .................................................................................................................... 8
3.5.2 FPGA Bits ....................................................................................................................... 8
DS624DB1
CDB5368