SLAS538B October   2007  – November 2016 TLV320AIC34

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  5. 5 Description (continued)
  6. 6 Device Comparison Table
  7. 7 Pin Configuration and Functions
  8. 8 Specifications
    1. 8.1 Absolute Maximum Ratings
    2. 8.2 ESD Ratings
    3. 8.3 Recommended Operating Conditions
    4. 8.4 Thermal Information
    5. 8.5 Electrical Characteristics
    6. 8.6 Timing Requirements
    7. 8.7 Typical Characteristics
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1  Hardware Reset
      2. 9.3.2  I2C Bus Debug In A Glitched System
      3. 9.3.3  Digital Audio Data Serial Interface
      4. 9.3.4  TDM Data Transfer
      5. 9.3.5  Audio Data Converters
      6. 9.3.6  Audio Clock Generation
      7. 9.3.7  Stereo Audio ADC
        1. 9.3.7.1 Stereo Audio ADC High-pass Filter
      8. 9.3.8  Digital Audio Processing For Record Path
      9. 9.3.9  Automatic Gain Control (AGC)
      10. 9.3.10 Stereo Audio DAC
      11. 9.3.11 Digital Audio Processing For Playback
      12. 9.3.12 Digital Interpolation Filter
      13. 9.3.13 Delta-Sigma Audio DAC
      14. 9.3.14 Audio DAC Digital Volume Control
      15. 9.3.15 Increasing DAC Dynamic Range
      16. 9.3.16 Analog Output Common-Mode Adjustment
      17. 9.3.17 Audio DAC Power Control
      18. 9.3.18 Audio Analog Inputs
      19. 9.3.19 Analog Input Bypass Path Functionality
      20. 9.3.20 ADC PGA Signal Bypass Path Functionality
      21. 9.3.21 Input Impedance and VCM Control
      22. 9.3.22 Passive Analog Bypass During Power Down
      23. 9.3.23 MICBIAS_x Generation
      24. 9.3.24 Digital Microphone Connectivity
      25. 9.3.25 Analog Fully Differential Line Output Drivers
      26. 9.3.26 Analog High-Power Output Drivers
      27. 9.3.27 Short-Circuit Output Protection
      28. 9.3.28 Jack or Headset Detection
      29. 9.3.29 Output Stage Volume Controls
    4. 9.4 Device Functional Modes
      1. 9.4.1 I2C Control Mode
      2. 9.4.2 Right-Justified Mode
      3. 9.4.3 Left-Justified Mode
      4. 9.4.4 I2S Mode
      5. 9.4.5 DSP Mode
    5. 9.5 Programming
      1. 9.5.1 Digital Control Serial Interface
    6. 9.6 Register Maps
      1. 9.6.1 Register Description
  10. 10Application and Implementation
    1. 10.1 Application Information
    2. 10.2 Typical Application
      1. 10.2.1 Design Requirements
      2. 10.2.2 Detailed Design Procedure
      3. 10.2.3 Application Curves
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
    2. 12.2 Layout Example
  13. 13Device and Documentation Support
    1. 13.1 Documentation Support
      1. 13.1.1 Related Documentation
    2. 13.2 Receiving Notification of Documentation Updates
    3. 13.3 Related Links
    4. 13.4 Community Resources
    5. 13.5 Trademarks
    6. 13.6 Electrostatic Discharge Caution
    7. 13.7 Glossary
  14. 14Mechanical, Packaging, and Orderable Information

1 Features

  • Four-Channel Audio DAC
    • 102-dBA Signal-to-Noise Ratio
    • 16-, 20-, 24-, and 32-Bit Data
    • Supports Rates From 8 kHz to 96 kHz
    • 3D, Bass, Treble, EQ, and De-Emphasis Effects
    • Flexible Power Saving Modes and Performance Are Available
  • Four-Channel Audio ADC
    • 92-dBA Signal-to-Noise Ratio
    • Supports Rates From 8 kHz to 96 kHz
    • Digital Signal Processing and Noise Filtering Available During Record
  • Twelve Audio Inputs
    • Programmable in Single-Ended or Fully Differential Configurations
    • 3-State Capability for Floating Input Configurations
  • Fourteen Audio Output Drivers
    • Stereo 8-Ω, 500-mW/Channel Speaker Drive Capability
    • Multiple Fully Differential or Single-Ended Headphone Drivers
    • Multiple Fully Differential or Single-Ended Line Outputs
    • Fully Differential Mono Outputs
  • Low Power: 15-mW Stereo 48-kHz Playback With 3.3-V Analog Supply
  • Ultra-Low-Power Mode With Passive Analog Bypass
  • Programmable Input/Output Analog Gains
  • Automatic Gain Control (AGC) for Record
  • Programmable Microphone Bias Level
  • Dual Programmable PLLs for Flexible Clock Generation
  • I2C Control Bus
  • Dual Audio Serial Data Busses
    • Support I2S, Left- or Right-Justified, DSP, PCM, and TDM Modes
    • Enable Asynchronous Simultaneous Operation of Busses and Data Converters
  • Digital Microphone Input Support
  • Concurrent Digital Microphone and Analog Microphone Support Available
  • Extensive Modular Power Control
  • Power Supplies:
    • Analog: 2.7 V to 3.6 V
    • Digital Core: 1.65 V to 1.95 V
    • Digital I/O: 1.1 V to 3.6 V
  • Package: 6-mm × 6-mm 87-pin NFBGA

2 Applications

  • Digital Cameras
  • Smart Cellular Phones

3 Description

The TLV320AIC34 device is a low-power four-channel audio codec with four-channel headphone amplifier, as well as multiple inputs and outputs programmable in single-ended or fully differential configurations. Extensive register-based power control is included, enabling four-channel 48-kHz DAC playback as low as 15 mW from a 3.3-V analog supply, making it ideal for portable battery-powered audio and telephony applications.

Device Information(1)

PART NUMBER PACKAGE BODY SIZE (NOM)
TLV320AIC34 NFBGA (87) 6.00 mm × 6.00 mm
  1. For all available packages, see the orderable addendum at the end of the data sheet.

Block A and B Codec

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