CS4205-KQZ Cirrus Logic Inc, CS4205-KQZ Datasheet - Page 4

• Manufacturer Part Number: CS4205-KQZ
• Description: IC CODEC AC97 I2S 48-LQFP
• Manufacturer: Cirrus Logic Inc
• Type: Audio Codec '97r

Specifications of CS4205-KQZ

• Package / Case: 48-LQFP
• Data Interface: Serial
• Resolution (bits): 18, 20 b
• Number Of Adcs / Dacs: 1 / 2
• Sigma Delta: Yes
• Dynamic Range, Adcs / Dacs (db) Typ: 90 / 90
• Voltage - Supply, Analog: 4.75 V ~ 5.25 V
• Voltage - Supply, Digital: 4.75 V ~ 5.25 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Number Of Adc Inputs: 8
• Number Of Dac Outputs: 3
• Conversion Rate: 48 KSPs
• Interface Type: Serial (5-Wire)
• Resolution: 18 bit, 20 bit
• Maximum Operating Temperature: + 70 C
• Mounting Style: SMD/SMT
• Minimum Operating Temperature: 0 C
• Number Of Channels: 1 ADC, 1 DAC
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 598-1182

LIST OF FIGURES
4
11. CLOCKING ........................................................................................................................... 62
12. ANALOG HARDWARE DESCRIPTION ............................................................................... 64
13. GROUNDING AND LAYOUT .............................................................................................. 68
14. PIN DESCRIPTIONS
15. PARAMETER AND TERM DEFINITIONS ............................................................................ 77
16. REFERENCE DESIGN
17. REFERENCES ...................................................................................................................... 80
18. PACKAGE DIMENSIONS ..................................................................................................... 81
Figure 1. Power Up Timing............................................................................................................ 10
Figure 2. Codec Ready from Start-up or Fault Condition .............................................................. 10
Figure 3. Clocks ............................................................................................................................ 10
Figure 4. Data Setup and Hold...................................................................................................... 11
Figure 5. PR4 Powerdown and Warm Reset ................................................................................ 11
Figure 6. Test Mode ...................................................................................................................... 11
Figure 7. AC-link Connections....................................................................................................... 12
Figure 8. CS4205 Mixer Diagram.................................................................................................. 14
Figure 9. Digital Signal Path Overview.......................................................................................... 15
Figure 10. Analog Centric Mode.................................................................................................... 17
Figure 11. Digital Centric Mode..................................................................................................... 17
Figure 12. Host Processing Mode ................................................................................................. 17
Figure 13. Multi-Channel Mode ..................................................................................................... 17
Figure 14. AC-link Input and Output Framing................................................................................ 18
Figure 15. Serial Data Port: Six Channel Circuit ........................................................................... 54
Figure 16. Digital Docking Connection Diagram ........................................................................... 55
Figure 17. Serial Data Format 0 (I2S) ........................................................................................... 56
Figure 18. Serial Data Format 1 (Left Justified) ............................................................................ 56
Figure 19. Serial Data Format 2 (Right Justified, 20-bit data) ....................................................... 56
Figure 20. Serial Data Format 3 (Right Justified, 16-bit data) ....................................................... 56
Figure 21. ZV Port Format (I2S, 16-bit data)................................................................................. 57
Figure 22. S/PDIF Output.............................................................................................................. 58
Figure 23. PLL External Loop Filter............................................................................................... 62
Figure 24. External Crystal............................................................................................................ 63
10.2 Powerdown Controls ...................................................................................................... 60
11.1 PLL Operation (External Clock) ..................................................................................... 62
11.2 24.576 MHz Crystal Operation ....................................................................................... 62
11.3 Secondary Codec Operation .......................................................................................... 62
12.1 Analog Inputs ................................................................................................................. 64
12.2 Analog Outputs .............................................................................................................. 65
12.3 Miscellaneous Analog Signals ....................................................................................... 66
12.4 Power Supplies .............................................................................................................. 66
12.5 Reference Design .......................................................................................................... 67
10.1.3 New Warm Reset .............................................................................................. 59
10.1.4 Register Reset .................................................................................................. 59
12.1.1 Line Inputs ......................................................................................................... 64
12.1.2 CD Input ............................................................................................................ 64
12.1.3 Microphone Inputs ............................................................................................. 65
12.1.4 PC Beep Input ................................................................................................... 65
12.1.5 Phone Input ....................................................................................................... 65
12.2.1 Stereo Output .................................................................................................... 66
12.2.2 Mono Output ..................................................................................................... 66
....................................................................................................... 70
..................................................................................................... 79
CS4205
DS489PP4