SLASE93A August   2017  – November 2017 TLV320AIC3109-Q1

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Audio Data Serial Interface Timing Requirements
    7. 6.7 Typical Characteristics
  7. 7 Detailed Description
    1. 7.1 Overview
    2. 7.2 Functional Block Diagram
    3. 7.3 Feature Description
      1. 7.3.1  Hardware Reset
      2. 7.3.2  Digital Audio Data Serial Interface
        1. 7.3.2.1 Right-Justified Mode
        2. 7.3.2.2 Left-Justified Mode
        3. 7.3.2.3 I2S Mode
        4. 7.3.2.4 DSP Mode
        5. 7.3.2.5 TDM Data Transfer
      3. 7.3.3  Audio Data Converters
        1. 7.3.3.1 Audio Clock Generation
        2. 7.3.3.2 Mono Audio ADC
          1. 7.3.3.2.1 Mono Audio ADC High-Pass Filter
          2. 7.3.3.2.2 Automatic Gain Control (AGC)
            1. 7.3.3.2.2.1 Target Level
            2. 7.3.3.2.2.2 Attack Time
            3. 7.3.3.2.2.3 Decay Time
            4. 7.3.3.2.2.4 Noise Gate Threshold
            5. 7.3.3.2.2.5 Maximum PGA Gain Applicable
      4. 7.3.4  Mono Audio DAC
        1. 7.3.4.1 Digital Audio Processing for Playback
        2. 7.3.4.2 Digital Interpolation Filter
        3. 7.3.4.3 Delta-Sigma Audio DAC
        4. 7.3.4.4 Audio DAC Digital Volume Control
        5. 7.3.4.5 Increasing DAC Dynamic Range
        6. 7.3.4.6 Analog Output Common-mode Adjustment
      5. 7.3.5  Audio Analog Inputs
      6. 7.3.6  Analog Fully Differential Line Output Drivers
      7. 7.3.7  Analog High-Power Output Drivers
      8. 7.3.8  Output Stage Volume Controls
      9. 7.3.9  Input Impedance and VCM Control
      10. 7.3.10 MICBIAS Generation
      11. 7.3.11 Short-Circuit Output Protection
      12. 7.3.12 Jack and Headset Detection
    4. 7.4 Device Functional Modes
      1. 7.4.1 Bypass Path Mode
        1. 7.4.1.1 ADC PGA Signal Bypass Path Functionality
        2. 7.4.1.2 Passive Analog Bypass During Power Down
      2. 7.4.2 Digital Audio Processing for Record Path
    5. 7.5 Programming
      1. 7.5.1 I2C Control Interface
        1. 7.5.1.1 I2C Bus Debug in a Glitched System
    6. 7.6 Register Maps
      1. 7.6.1 Register Map Structure
      2. 7.6.2 Page 0 Registers
        1. 7.6.2.1  Register 0: Page Select (address = 0h) [reset = 0000 0000], Page 0
        2. 7.6.2.2  Register 1: Software Reset Register (address = 1h) [reset = 0000 0000], Page 0
        3. 7.6.2.3  Register 2: Codec Sample Rate Select Register (address = 2h) [reset = 0000 0000], Page 0
        4. 7.6.2.4  Register 3: PLL Programming Register A (address = 3h) [reset = 0001 0000], Page 0
        5. 7.6.2.5  Register 4: PLL Programming Register B (address = 4h) [reset = 0000 0100]
        6. 7.6.2.6  Register 5: PLL Programming Register C (address = 5h) [reset = 0000 0000], Page 0
        7. 7.6.2.7  Register 6: PLL Programming Register D (address = 6h) [reset = 0000 0000]
        8. 7.6.2.8  Register 7: Codec Data-Path Setup Register (address = 7h) [reset = 0000 0000], Page 0
        9. 7.6.2.9  Register 8: Audio Serial Data Interface Control Register A (address = 8h) [reset = 0000 0000], Page 0
        10. 7.6.2.10 Register 9: Audio Serial Data Interface Control Register B (address = 9h) [reset = 0000 0000], Page 0
        11. 7.6.2.11 Register 10: Audio Serial Data Interface Control Register C (address = Ah) [reset = 0000 0000], Page 0
        12. 7.6.2.12 Register 11: Audio Codec Overflow Flag Register (address = Bh) [reset = 0000 0001], Page 0
        13. 7.6.2.13 Register 12: Audio Codec Digital Filter Control Register (address = Ch) [reset = 0000 0000], Page 0
        14. 7.6.2.14 Register 13: Headset/Button Press Detection Register A (address = Dh) [reset = 0000 0000], Page 0
        15. 7.6.2.15 Register 14: Headset/Button Press Detection Register B (address = Eh) [reset = 0000 0000], Page 0
        16. 7.6.2.16 Register 15: ADC PGA Gain Control Register (address = Fh) [reset = 1000 0000], Page 0
        17. 7.6.2.17 Register 16: Auxiliary PGA Gain Control Register (address = Fh) [reset = 1000 0000], Page 0
        18. 7.6.2.18 Register 17-18: Reserved (address = 11h-12h) [reset = 1111 1111], Page 0
        19. 7.6.2.19 Register 19: MIC1P/LINE1P to ADC Control Register (address = 13h) [reset = 0111 1000], Page 0
        20. 7.6.2.20 Register 20: Reserved (address = 14h) [reset = 0111 1000], Page 0
        21. 7.6.2.21 Register 21: MIC2P/LINE2P to ADC Control Register (address = 15h) [reset = 0111 1000], Page 0
        22. 7.6.2.22 Registers 22-24: Reserved (address = 16h-18h) [reset = 0111 1000], Page 0
        23. 7.6.2.23 Register 25: MICBIAS Control Register (address = 25h) [reset = 0000 0110], Page 0
        24. 7.6.2.24 Register 26: AGC Control Register A (address = 1Ah) [reset = 0000 0000], Page 0
        25. 7.6.2.25 Register 27: AGC Control Register B (address = 1Bh) [reset = 1111 1110], Page 0
        26. 7.6.2.26 Register 28: AGC Control Register C (address = 1Ch) [reset = 0000 0000], Page 0
        27. 7.6.2.27 Register 29: Reserved (address = 1Dh) [reset = 0000 0000], Page 0
        28. 7.6.2.28 Register 30: Reserved (address = 1Eh) [reset = 1111 1110], Page 0
        29. 7.6.2.29 Register 31: Reserved (address = 1Fh) [reset = 0000 0000], Page 0
        30. 7.6.2.30 Register 32: AGC Gain Register (address = 20h) [reset = 1000 0000], Page 0
        31. 7.6.2.31 Register 33: Reserved (address = 21h) [reset = 0000 0000], Page 0
        32. 7.6.2.32 Register 34: AGC Noise Gate Debounce Register (address = 22h) [reset = 0000 0000], Page 0
        33. 7.6.2.33 Register 35: Reserved (address = 23h) [reset = 0000 0000], Page 0
        34. 7.6.2.34 Register 36: ADC Flag Register (address = 24h) [reset = 0000 0000], Page 0
        35. 7.6.2.35 Register 37: DAC Power and Output Driver Control Register (address = 25h) [reset = 0000 0000], Page 0
        36. 7.6.2.36 Register 38: High-Power Output Driver Control Register (address = 26h) [reset = 0000 0000], Page 0
        37. 7.6.2.37 Register 39: Reserved (address = 27h) [reset = 0000 0000], Page 0
        38. 7.6.2.38 Register 40: High-Power Output Stage Control Register (address = 28h) [reset = 0000 0000], Page 0
        39. 7.6.2.39 Register 41: DAC Output Switching Control Register (address = 29h) [reset = 0000 0000], Page 0
        40. 7.6.2.40 Register 42: Output Driver Pop Reduction Register (address = 2Ah) [reset = 0000 0000], Page 0
        41. 7.6.2.41 Register 43: DAC Digital Volume Control Register (address = 2Bh) [reset = 1000 0000], Page 0
        42. 7.6.2.42 Register 44: Reserved (address = 2Ch) [reset = 1000 0000], Page 0
        43. 7.6.2.43 Registers 45-50: Reserved (address = 2Dh-32h) [reset = 0000 0000], Page 0
        44. 7.6.2.44 Register 51: Reserved (address = 33h) [reset = 0000 0100], Page 0
        45. 7.6.2.45 Registers 52-57: Reserved (address = 34h-39h) [reset = 0000 0000], Page 0
        46. 7.6.2.46 Register 58: Reserved (address = 3Ah) [reset = 0000 0100], Page 0
        47. 7.6.2.47 Register 59: Reserved (address = 3Bh) [reset = 0000 0000], Page 0
        48. 7.6.2.48 Register 60: PGA to HPOUT Volume Control Register (address = 3Ch) [reset = 0000 0000], Page 0
        49. 7.6.2.49 Register 61: DAC_1 to HPOUT Volume Control Register (address = 3Dh) [reset = 0000 0000], Page 0
        50. 7.6.2.50 Register 62: Reserved Register (address = 3Eh) [reset = 0000 0000], Page 0
        51. 7.6.2.51 Register 63: PGA_AUX to HPOUT Volume Control Register (address = 3Fh) [reset = 0000 0000], Page 0
        52. 7.6.2.52 Register 64: Reserved (address = 40h) [reset = 0000 0000], Page 0
        53. 7.6.2.53 Register 65: HPOUT Output Level Control Register (address = 41h) [reset = 0000 0100], Page 0
        54. 7.6.2.54 Register 66: Reserved (address = 42h) [reset = 0000 0000], Page 0
        55. 7.6.2.55 Register 67: PGA to HPCOM Volume Control Register (address = 43h) [reset = 0000 0000], Page 0
        56. 7.6.2.56 Register 68: DAC_1 to HPCOM Volume Control Register (address = 44h) [reset = 0000 0000], Page 0
        57. 7.6.2.57 Register 69: Reserved (address = 45h) [reset = 0000 0000], Page 0
        58. 7.6.2.58 Register 70: PGA_AUX to HPCOM Volume Control Register (address = 46h) [reset = 0000 0000], Page 0
        59. 7.6.2.59 Register 71: Reserved (address = 47h) [reset = 0000 0000], Page 0
        60. 7.6.2.60 Register 72: HPCOM Output Level Control Register (address = 48h) [reset = 0000 0100], Page 0
        61. 7.6.2.61 Registers 73-80: Reserved (address = 49h-50h) [reset = 0000 0000], Page 0
        62. 7.6.2.62 Register 81: PGA to LEFT_LOP/M Volume Control Register (address = 51h) [reset = 0000 0000], Page 0
        63. 7.6.2.63 Register 82: DAC_1 to LEFT_LOP/M Volume Control Register (address = 52h) [reset = 0000 0000], Page 0
        64. 7.6.2.64 Register 83: Reserved (address = 53h) [reset = 0000 0000], Page 0
        65. 7.6.2.65 Register 84: PGA_AUX to LEFT_LOP/M Volume Control Register (address = 54h) [reset = 0000 0000], Page 0
        66. 7.6.2.66 Register 85: Reserved (address = 55h) [reset = 0000 0000], Page 0
        67. 7.6.2.67 Register 86: LEFT_LOP/M Output Level Control Register (address = 56h) [reset = 0000 0000], Page 0
        68. 7.6.2.68 Register 87: Reserved (address = 57h) [reset = 0000 0000], Page 0
        69. 7.6.2.69 Register 88: PGA to RIGHT_LOP/M Volume Control (address = 58h) [reset = 0000 0000], Page 0
        70. 7.6.2.70 Register 89: DAC_1 to RIGHT_LOP/M Volume Control (address = 59h) [reset = 0000 0000], Page 0
        71. 7.6.2.71 Register 90: Reserved (address = 5A) [reset = 0000 0000], Page 0
        72. 7.6.2.72 Register 91: PGA_AUX to RIGHT_LOP/M Volume Control (address = 5Bh) [reset = 0000 0000], Page 0
        73. 7.6.2.73 Register 92: Reserved (address = 5Ch) [reset = 0000 0000], Page 0
        74. 7.6.2.74 Register 93: RIGHT_LOP/M Output Level Control (address = 5Dh) [reset = 0000 0000], Page 0
        75. 7.6.2.75 Register 94: Module Power Status Register (address = 5Eh) [reset = 0000 0000], Page 0
        76. 7.6.2.76 Register 95: Output Driver Short-Circuit Detection Status Register (address = 5Fh) [reset = 0000 0000], Page 0
        77. 7.6.2.77 Register 96: Sticky Interrupt Flags Register (address = 60h) [reset = 0000 0000], Page 0
        78. 7.6.2.78 Register 97: Real-Time Interrupt Flags Register (address = 61h) [reset = 0000 0000], Page 0
        79. 7.6.2.79 Registers 98-100: Reserved (address = 62h-64h) [reset = 0000 0000], Page 0
        80. 7.6.2.80 Register 101: Clock Register (address = 65h) [reset = 0000 0000], Page 0
        81. 7.6.2.81 Register 102: Clock Generation Control Register (address = 66h) [reset = 0000 0000], Page 0
        82. 7.6.2.82 Register 103: AGC New Programmable Attack Time Register (address = 67h) [reset = 0000 0000], Page 0
        83. 7.6.2.83 Register 104: AGC New Programmable Decay Time Register (address = 68h) [reset = 0000 0000], Page 0
        84. 7.6.2.84 Registers 105-106: Reserved (address = 69h-6Ah) [reset = 0000 0000], Page 0
        85. 7.6.2.85 Register 107: New Programmable ADC Digital Path and I2C Bus Condition Register (address = 6Bh) [reset = 0000 0000], Page 0
        86. 7.6.2.86 Register 108: Passive Analog Signal Bypass Selection During Power Down Register (address = 6Ch) [reset = 0000 0000], Page 0
        87. 7.6.2.87 Register 109: DAC Quiescent Current Adjustment Register (address = 6Dh) [reset = 0000 0000], Page 0
        88. 7.6.2.88 Registers 110-127: Reserved (address = 6Eh-7Fh) [reset = 0000 0000], Page 0
      3. 7.6.3 Page 1 Register Descriptions
        1. 7.6.3.1  Register 0: Page Select Register (address = 0h) [reset = 0000 0000], Page 1
        2. 7.6.3.2  Register 1: Audio Effects Filter N0 Coefficient MSB Register (address = 1h) [reset = 0110 1011], Page 1
        3. 7.6.3.3  Register 2: Audio Effects Filter N0 Coefficient LSB Register (address = 2h) [reset = 1110 0011], Page 1
        4. 7.6.3.4  Register 3: Audio Effects Filter N1 Coefficient MSB Register (address = 3h) [reset = 1001 0110], Page 1
        5. 7.6.3.5  Register 4: Audio Effects Filter N1 Coefficient LSB Register (address = 4h) [reset = 0110 0110], Page 1
        6. 7.6.3.6  Register 5: Audio Effects Filter N2 Coefficient MSB Register (address = 5h) [reset = 0110 0111], Page 1
        7. 7.6.3.7  Register 6: Audio Effects Filter N2 Coefficient LSB Register (address = 6h) [reset = 0101 1101], Page 1
        8. 7.6.3.8  Register 7: Audio Effects Filter N3 Coefficient MSB Register (address = 7h) [reset = 0110 1011], Page 1
        9. 7.6.3.9  Register 8: Audio Effects Filter N3 Coefficient LSB Register (address = 8h) [reset = 1110 0011], Page 1
        10. 7.6.3.10 Register 9: Audio Effects Filter N4 Coefficient MSB Register (address = 9h) [reset = 1001 0110], Page 1
        11. 7.6.3.11 Register 10: Audio Effects Filter N4 Coefficient LSB Register (address = Ah) [reset = 0110 0110], Page 1
        12. 7.6.3.12 Register 11: Audio Effects Filter N5 Coefficient MSB Register (address = Bh) [reset = 0110 0111], Page 1
        13. 7.6.3.13 Register 12: Audio Effects Filter N5 Coefficient LSB Register (address = Ch) [reset = 0101 1101], Page 1
        14. 7.6.3.14 Register 13: Audio Effects Filter D1 Coefficient MSB Register (address = Dh) [reset = 0111 1101], Page 1
        15. 7.6.3.15 Register 14: Audio Effects Filter D1 Coefficient LSB Register (address = Eh) [reset = 1000 0011h], Page 1
        16. 7.6.3.16 Register 15: Audio Effects Filter D2 Coefficient MSB Register (address = Fh) [reset = 1000 0100], Page 1
        17. 7.6.3.17 Register 16: Audio Effects Filter D2 Coefficient LSB Register (address = 10h) [reset = 1110 1110], Page 1
        18. 7.6.3.18 Register 17: Audio Effects Filter D4 Coefficient MSB Register (address = 11h) [reset = 0111 1101], Page 1
        19. 7.6.3.19 Register 18: Audio Effects Filter D4 Coefficient LSB Register (address = 12h) [reset = 1000 0011], Page 1
        20. 7.6.3.20 Register 19: Audio Effects Filter D5 Coefficient MSB Register (address = 13h) [reset = 1000 0100], Page 1
        21. 7.6.3.21 Register 20: Audio Effects Filter D5 Coefficient LSB Register (address = 14h) [reset = 1110 1110], Page 1
        22. 7.6.3.22 Register 21: De-Emphasis Filter N0 Coefficient MSB Register (address = 15h) [reset = 0011 1001], Page 1
        23. 7.6.3.23 Register 22: De-Emphasis Filter N0 Coefficient LSB Register (address = 16h) [reset = 0101 0101], Page 1
        24. 7.6.3.24 Register 23: De-Emphasis Filter N1 Coefficient MSB Register (address = 17h) [reset = 1111 0011], Page 1
        25. 7.6.3.25 Register 24: De-Emphasis Filter N1 Coefficient LSB Register (address = 18h) [reset = 0010 1101], Page 1
        26. 7.6.3.26 Register 25: De-Emphasis Filter D1 Coefficient MSB Register (address = 19h) [reset = 0101 0011], Page 1
        27. 7.6.3.27 Register 26: De-Emphasis Filter D1 Coefficient LSB Register (address = 1Ah) [reset = 0111 1110], Page 1
        28. 7.6.3.28 Register 27: Reserved (address = 1Bh) [reset = 0110 1011], Page 1
        29. 7.6.3.29 Register 28: Reserved (address = 1Ch) [reset = 1110 0011], Page 1
        30. 7.6.3.30 Register 29: Reserved (address = 1Dh) [reset = 1001 0110], Page 1
        31. 7.6.3.31 Register 30: Reserved (address = 1Eh) [reset = 0110 0110], Page 1
        32. 7.6.3.32 Register 31: Reserved (address = 1Fh) [reset = 0110 0111], Page 1
        33. 7.6.3.33 Register 32: Reserved (address = 20h) [reset = 0101 1101], Page 1
        34. 7.6.3.34 Register 33: Reserved (address = 21h) [reset = 0110 1011], Page 1
        35. 7.6.3.35 Register 34: Reserved (address = 22h) [reset = 1110 0011], Page 1
        36. 7.6.3.36 Register 35: Reserved (address = 23h) [reset = 1001 0110], Page 1
        37. 7.6.3.37 Register 36: Reserved (address = 24h) [reset = 0110 0110], Page 1
        38. 7.6.3.38 Register 37: Reserved (address = 25h) [reset = 0110 0111], Page 1
        39. 7.6.3.39 Register 38: Reserved (address = 26h) [reset = 0101 1101], Page 1
        40. 7.6.3.40 Register 39: Reserved (address = 27h) [reset = 0111 1101], Page 1
        41. 7.6.3.41 Register 40: Reserved (address = 28h) [reset = 1000 0011], Page 1
        42. 7.6.3.42 Register 41: Reserved (address = 29h) [reset = 1000 0100], Page 1
        43. 7.6.3.43 Register 42: Reserved (address = 2Ah) [reset = 1110 1110], Page 1
        44. 7.6.3.44 Register 43: Reserved (address = 2Bh) [reset = 0111 1101], Page 1
        45. 7.6.3.45 Register 44: Reserved (address = 2Ch) [reset = 1000 0011], Page 1
        46. 7.6.3.46 Register 45: Reserved (address = 2Dh) [reset = 1000 0100], Page 1
        47. 7.6.3.47 Register 46: Reserved (address = 2Eh) [reset = 1110 1110], Page 1
        48. 7.6.3.48 Register 47: Reserved (address = 2Fh) [reset = 0011 1001], Page 1
        49. 7.6.3.49 Register 48: Reserved (address = 30h) [reset = 0101 0101], Page 1
        50. 7.6.3.50 Register 49: Reserved (address = 31h) [reset = 1111 0011], Page 1
        51. 7.6.3.51 Register 50: Reserved (address = 32h) [reset = 0010 1101], Page 1
        52. 7.6.3.52 Register 51: Reserved (address = 33h) [reset = 0101 0011], Page 1
        53. 7.6.3.53 Register 52: Reserved (address = 34h) [reset = 0111 1110], Page 1
        54. 7.6.3.54 Register 53: Reserved (address = 35h) [reset = 0111 1111], Page 1
        55. 7.6.3.55 Register 54: Reserved (address = 36h) [reset = 1111 1111], Page 1
        56. 7.6.3.56 Registers 55-64: Reserved (address = 37h-40h) [reset = 0000 0000], Page 1
        57. 7.6.3.57 Register 65: ADC High-Pass Filter N0 Coefficient MSB Register (address = 41h) [reset = 0011 1001], Page 1
        58. 7.6.3.58 Register 66: ADC High-Pass Filter N0 Coefficient LSB Register (address = 42h) [reset = 1110 1010], Page 1
        59. 7.6.3.59 Register 67: Channel ADC High-Pass Filter N1 Coefficient MSB Register (address = 43h) [reset = 1000 0000 , Page 1
        60. 7.6.3.60 Register 68: Channel ADC High-Pass Filter N1 Coefficient LSB Register (address = 44h) [reset = 0001 0110], Page 1
        61. 7.6.3.61 Register 69: Channel ADC High-Pass Filter D1 Coefficient MSB Register (address = 45h) [reset = 0111 1111], Page 1
        62. 7.6.3.62 Register 70: Channel ADC High-Pass Filter D1 Coefficient LSB Register (address = 46h) [reset = 1101 0101], Page 1
        63. 7.6.3.63 Register 71: Reserved (address = 47h) [reset = 0111 1111], Page 1
        64. 7.6.3.64 Register 72: Reserved (address = 48h) [reset = 1110 1010], Page 1
        65. 7.6.3.65 Register 73: Reserved (address = 49h) [reset = 1000 0000], Page 1
        66. 7.6.3.66 Register 74: Reserved (address = 4Ah) [reset = 0001 0110], Page 1
        67. 7.6.3.67 Register 75: Reserved (address = 4Bh) [reset = 0111 1111], Page 1
        68. 7.6.3.68 Register 76: Reserved (address = 4Ch) [reset = 1101 0101], Page 1
        69. 7.6.3.69 Registers 77h-127h: Reserved (address = 4Dh) [reset = 0000 0000], Page 1
  8. 8 Application and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Application
      1. 8.2.1 Design Requirements
      2. 8.2.2 Detailed Design Procedure
      3. 8.2.3 Application Curves
  9. 9 Power Supply Recommendations
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
  11. 11Device and Documentation Support
    1. 11.1 Documentation Support
      1. 11.1.1 Related Documentation
    2. 11.2 Receiving Notification of Documentation Updates
    3. 11.3 Community Resources
    4. 11.4 Trademarks
    5. 11.5 Electrostatic Discharge Caution
    6. 11.6 Glossary
  12. 12Mechanical, Packaging, and Orderable Information

Package Options

Mechanical Data (Package|Pins)
Thermal pad, mechanical data (Package|Pins)
Orderable Information

5 Pin Configuration and Functions

RHB, RHM Packages
32-Pin VQFN
Top View

NOTE:

Connect the device thermal pad to DRVSS.

Pin Functions

PIN TYPE DESCRIPTION
NAME NO.
AVDD 25 — Analog DAC voltage supply; connect 1-µF and 0.1-µF decoupling capacitors in parallel to AVSS
AVSS 17, 26 — Analog ground
BCLK 2 Digital I/O Audio serial data bus bit clock input/output
DIN 4 Digital input Audio serial data bus data input
DOUT 5 Digital output Audio serial data bus data output
DRVDD 18, 24 — Analog ADC and output driver voltage supply; connect 1-µF and 0.1-µF decoupling capacitors in parallel to DRVSS
DRVSS 21 — Analog output driver ground supply
DVDD 32 — Digital core voltage supply; connect 1-µF and 0.1-µF decoupling capacitors in parallel to DVSS
DVSS 6 — Digital core and I/O ground supply
HPCOM 22 Analog output High-power output driver (single-ended output, differential output (–), or VCM output)
HPOUT 23 Analog output High-power output driver, single-ended output or differential output (+)
IOVDD 7 — Digital I/O voltage supply
LEFT_LOM 28 Analog output Left line output (–); leave floating when not used
LEFT_LOP 27 Analog output Left line output (+); leave floating when not used
MCLK 1 Digital input Master clock input
MIC1M/LINE1M 11 Analog input Microphone or line input, differential only (–); connect a 0.47-µF capacitor to AVSS when not used
MIC1P/LINE1P 10 Analog input Microphone or line input, differential (+) or single-ended; connect a 0.47-µF capacitor to AVSS when not used
MIC2M/LINE2M 13 Analog input Microphone or line input, differential only (–); connect a 0.47-µF capacitor to AVSS when not used
MIC2P/LINE2P 12 Analog input Microphone or line input, differential (+) or single-ended; connect a 0.47-µF capacitor to AVSS when not used
MICDET 14 Analog input Microphone detection input; leave floating when not used
NC 16, 19, 20 — Not connected; always leave floating
MICBIAS 15 Analog output Microphone bias voltage output; leave floating when not used
RESET 31 Digital input Reset
RIGHT_LOM 30 Analog output Right line output (–); leave floating when not used
RIGHT_LOP 29 Analog output Right line output (+); leave floating when not used
SCL 8 Digital I/O I2C serial clock input
SDA 9 Digital I/O I2C serial data input/output
WCLK 3 Digital I/O Audio serial data bus word clock input/output