ZHCSO75A June   2021  – November 2021 TAS6424E-Q1

PRODUCTION DATA  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 Revision History
  5. 5 Device Options
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1 Absolute Maximum Ratings
    2. 7.2 Recommended Operating Conditions
    3. 7.3 ESD Ratings
    4. 7.4 Thermal Information
    5. 7.5 Electrical Characteristics
    6. 7.6 Typical Characteristics: Bridge-Tied Load (BTL)
    7. 7.7 Typical Characteristics: Bridge-Tied Load (BTL, 384 kHz)
    8. 7.8 Typical Characteristics: Parallel Bridge-Tied (PBTL)
    9. 7.9 Typical Characteristics: Parallel Bridge-Tied Load (PBTL, 384 kHz)
  8. 8 Parameter Measurement Information
  9. 9 Detailed Description
    1. 9.1 Overview
    2. 9.2 Functional Block Diagram
    3. 9.3 Feature Description
      1. 9.3.1  Serial Audio Port
        1. 9.3.1.1 I2S Mode
        2. 9.3.1.2 Left-Justified Timing
        3. 9.3.1.3 Right-Justified Timing
        4. 9.3.1.4 TDM Mode
        5. 9.3.1.5 Supported Clock Rates
        6. 9.3.1.6 Audio-Clock Error Handling
      2. 9.3.2  DC Blocking
      3. 9.3.3  Volume Control and Gain
      4. 9.3.4  High-Frequency Pulse-Width Modulator (PWM)
      5. 9.3.5  EMI Management Features
        1. 9.3.5.1 Spread-Spectrum
        2. 9.3.5.2 Channel-to-Channel Output Phase Control
      6. 9.3.6  Gate Drive
      7. 9.3.7  Power FETs
      8. 9.3.8  Load Diagnostics
        1. 9.3.8.1 DC Load Diagnostics
        2. 9.3.8.2 Line Output Diagnostics
        3. 9.3.8.3 AC Load Diagnostics
          1. 9.3.8.3.1 Impedance Magnitude Measurement
          2. 9.3.8.3.2 Impedance Phase Reference Measurement
          3. 9.3.8.3.3 Impedance Phase Measurement
      9. 9.3.9  Protection and Monitoring
        1. 9.3.9.1 Overcurrent Limit (ILIMIT)
        2. 9.3.9.2 Overcurrent Shutdown (ISD)
        3. 9.3.9.3 DC Detect
        4. 9.3.9.4 Clip Detect
        5. 9.3.9.5 Global Overtemperature Warning (OTW), Overtemperature Shutdown (OTSD)
        6. 9.3.9.6 Channel Overtemperature Warning [OTW(i)] and Shutdown [OTSD(i)]
        7. 9.3.9.7 Undervoltage (UV) and Power-On-Reset (POR)
        8. 9.3.9.8 Overvoltage (OV) and Load Dump
      10. 9.3.10 Power Supply
        1. 9.3.10.1 Vehicle-Battery Power-Supply Sequence
          1. 9.3.10.1.1 Power-Up Sequence
          2. 9.3.10.1.2 Power-Down Sequence
        2. 9.3.10.2 Boosted Power-Supply Sequence
      11. 9.3.11 Hardware Control Pins
        1. 9.3.11.1 FAULT
        2. 9.3.11.2 WARN
        3. 9.3.11.3 MUTE
        4. 9.3.11.4 STANDBY
    4. 9.4 Device Functional Modes
      1. 9.4.1 Operating Modes and Faults
    5. 9.5 Programming
      1. 9.5.1 I2C Serial Communication Bus
      2. 9.5.2 I2C Bus Protocol
      3. 9.5.3 Random Write
      4. 9.5.4 Sequential Write
      5. 9.5.5 Random Read
      6. 9.5.6 Sequential Read
    6. 9.6 Register Maps
      1. 9.6.1  Mode Control Register (address = 0x00) [default = 0x00]
      2. 9.6.2  Miscellaneous Control 1 Register (address = 0x01) [default = 0x32]
      3. 9.6.3  Miscellaneous Control 2 Register (address = 0x02) [default = 0x62]
      4. 9.6.4  SAP Control (Serial Audio-Port Control) Register (address = 0x03) [default = 0x04]
      5. 9.6.5  Channel State Control Register (address = 0x04) [default = 0x55]
      6. 9.6.6  Channel 1 Through 4 Volume Control Registers (address = 0x05–0x08) [default = 0xCF]
      7. 9.6.7  DC Load Diagnostic Control 1 Register (address = 0x09) [default = 0x00]
      8. 9.6.8  DC Load Diagnostic Control 2 Register (address = 0x0A) [default = 0x11]
      9. 9.6.9  DC Load Diagnostic Control 3 Register (address = 0x0B) [default = 0x11]
      10. 9.6.10 DC Load Diagnostic Report 1 Register (address = 0x0C) [default = 0x00]
      11. 9.6.11 DC Load Diagnostic Report 2 Register (address = 0x0D) [default = 0x00]
      12. 9.6.12 DC Load Diagnostics Report 3 Line Output Register (address = 0x0E) [default = 0x00]
      13. 9.6.13 Channel State Reporting Register (address = 0x0F) [default = 0x55]
      14. 9.6.14 Channel Faults (Overcurrent, DC Detection) Register (address = 0x10) [default = 0x00]
      15. 9.6.15 Global Faults 1 Register (address = 0x11) [default = 0x00]
      16. 9.6.16 Global Faults 2 Register (address = 0x12) [default = 0x00]
      17. 9.6.17 Warnings Register (address = 0x13) [default = 0x20]
      18. 9.6.18 Pin Control Register (address = 0x14) [default = 0x00]
      19. 9.6.19 AC Load Diagnostic Control 1 Register (address = 0x15) [default = 0x00]
      20. 9.6.20 AC Load Diagnostic Control 2 Register (address = 0x16) [default = 0x00]
      21. 9.6.21 AC Load Diagnostic Impedance Report Ch1 through Ch4 Registers (address = 0x17–0x1A) [default = 0x00]
      22. 9.6.22 AC Load Diagnostic Phase Report High Register (address = 0x1B) [default = 0x00]
      23. 9.6.23 AC Load Diagnostic Phase Report Low Register (address = 0x1C) [default = 0x00]
      24. 9.6.24 AC Load Diagnostic STI Report High Register (address = 0x1D) [default = 0x00]
      25. 9.6.25 AC Load Diagnostic STI Report Low Register (address = 0x1E) [default = 0x00]
      26. 9.6.26 Miscellaneous Control 3 Register (address = 0x21) [default = 0x00]
      27. 9.6.27 Clip Control Register (address = 0x22) [default = 0x01]
      28. 9.6.28 Clip Window Register (address = 0x23) [default = 0x14]
      29. 9.6.29 Clip Warning Register (address = 0x24) [default = 0x00]
      30. 9.6.30 ILIMIT Status Register (address = 0x25) [default = 0x00]
      31. 9.6.31 Miscellaneous Control 4 Register (address = 0x26) [default = 0x40]
      32. 9.6.32 Miscellaneous Control 5 Register (address = 0x28) [default = 0x0A]
      33. 9.6.33 Spread-Spectrum Control 1 Register (address = 0x77) [default = 0x00]
      34. 9.6.34 Spread Spectrum Control 2 Register (address = 0x78) [default = 0x3F]
      35. 9.6.35 Spread Spectrum Control 3 Register (address = 0x79) [default = 0x00]
  10. 10Application and Implementation
    1. 10.1 Application Information
      1. 10.1.1 AM-Radio Band Avoidance
      2. 10.1.2 Parallel BTL Operation (PBTL)
      3. 10.1.3 Demodulation Filter Design
      4. 10.1.4 Line Driver Applications
    2. 10.2 Typical Application
      1. 10.2.1 BTL Application
        1. 10.2.1.1 Design Requirements
          1. 10.2.1.1.1 Communication
        2. 10.2.1.2 Detailed Design Procedure
          1. 10.2.1.2.1 Hardware Design
          2. 10.2.1.2.2 Digital Input and the Serial Audio Port
          3. 10.2.1.2.3 Bootstrap Capacitors
          4. 10.2.1.2.4 Output Reconstruction Filter
      2. 10.2.2 PBTL Application
        1. 10.2.2.1 Design Requirements
        2. 10.2.2.2 Detailed Design Procedure
  11. 11Power Supply Recommendations
  12. 12Layout
    1. 12.1 Layout Guidelines
      1. 12.1.1 Electrical Connection of Thermal pad and Heat Sink
      2. 12.1.2 EMI Considerations
      3. 12.1.3 General Guidelines
    2. 12.2 Layout Example
    3. 12.3 Thermal Considerations
  13. 13Device and Documentation Support
    1. 13.1 Documentation Support
      1. 13.1.1 Related Documentation
    2. 13.2 接收文档更新通知
    3. 13.3 支持资源
    4. 13.4 Trademarks
    5. 13.5 Electrostatic Discharge Caution
    6. 13.6 术语表
  14. 14Mechanical, Packaging, and Orderable Information

封装选项

请参考 PDF 数据表获取器件具体的封装图。

机械数据 (封装 | 引脚)
  • DKQ|56
散热焊盘机械数据 (封装 | 引脚)
订购信息

7.6 Typical Characteristics: Bridge-Tied Load (BTL)

TA = 25 °C, VVDD = 3.3 V, VBAT = PVDD = 14.4 V, RL = 4 Ω, fIN = 1 kHz, fs = 48 kHz, fSW = 2.1 MHz, Output Configuration: BTL, AES17 filter, default I2C settings, LC filter: 3.3 μH - DFEG7030D-3R3M. See Figure 10-2 (unless otherwise noted).

GUID-20210601-CA0I-3RCK-SSG8-TRWQCBBJJSSX-low.gif
PVDD = 14.4 V BTL
Figure 7-1 THD+N vs Power - 14.4V
GUID-20210601-CA0I-N3KK-5KGS-DFPVHMNR44N7-low.gif
PVDD = 14.4 V PO = 1 W BTL
Figure 7-3 THD+N vs Frequency - 14.4 V
TC = 75 °C BTL
Figure 7-5 Output Power vs Supply Voltage
GUID-20210601-CA0I-61PG-VP6X-R9MCTBZHKBN7-low.gif
4 Ω TC = 75 °C BTL
Figure 7-7 Efficiency vs Ouptut Power - 14.4 V - 4 Ω (Zoomed)
GUID-20210601-CA0I-SWGD-XC1X-LTDRWG5MJDKP-low.gif
2 Ω TC = 75 °C BTL
Figure 7-9 Efficiency vs Output Power - 14.4 V - 2 Ω
GUID-20210601-CA0I-WXQ2-K12G-J8R0HGGPHC4H-low.gif
2 Ω TC = 75 °C BTL
Figure 7-11 Power Dissipation vs Output Power - 14.4 V - 2 Ω
BTL
Figure 7-13 VBAT Idle Current vs Supply Voltage
GUID-20210601-CA0I-20NC-C8QX-Z1NPXWGLVM5B-low.gif
BTL
Figure 7-15 Crosstalk vs Frequency
GUID-20210601-CA0I-GCCJ-CSWL-TZLBTHLGHHJ0-low.gif
PO = 1 W VBAT = 14.4 V + 1 VRMS BTL
Figure 7-17 PSRR vs Frequency - VBAT Only
GUID-20210601-CA0I-ZXZD-75L2-P6CRFN6LJX00-low.gif
PVDD = 25 V BTL
Figure 7-2 THD+N vs Power - 24V
GUID-20210601-CA0I-LD9L-D1XB-SB4FJJBDNG3G-low.gif
PVDD = 25 V PO = 1 W BTL
Figure 7-4 THD+N vs Frequency - 24 V
GUID-20210601-CA0I-FZDP-2JJN-VPBPWX62T2KB-low.gif
4 Ω TC = 75 °C BTL
Figure 7-6 Efficiency vs Output Power - 14.4 V - 4 Ω
GUID-20210601-CA0I-C0NH-TBP9-LZDXL692KCTK-low.gif
4 Ω TC = 75 °C BTL
Figure 7-8 Power Dissipation vs Output Power - 14.4 V - 4 Ω
GUID-20210601-CA0I-XPZP-VR2L-HVBZZ4JSMPDF-low.gif
2 Ω TC = 75 °C BTL
Figure 7-10 Efficiency vs Output Power - 14.4 V - 2 Ω (Zoomed)
BTL
Figure 7-12 PVDD Idle Current vs Supply Voltage
GUID-20210601-CA0I-HK08-WCRZ-9NG1RPL3SQR6-low.gif
BTL
Figure 7-14 Noise vs Supply Voltage
GUID-20210601-CA0I-LRP4-VJM9-QJHG6ZRZBNFJ-low.gif
PO = 1 W PVDD = 14.4 V + 1 VRMS BTL
Figure 7-16 PSRR vs Frequency - PVDD Only
GUID-20210601-CA0I-F9TP-RJTM-1ZMCDMNFQ15H-low.gif
PO = 1 W PVDD = VBAT = 14.4 V + 1 VRMS BTL
Figure 7-18 PSRR vs Frequency - PVDD + VBAT
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