ZHCSBC4D May   2013  – May 2017 TAS5760MD

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用
  3. 3 说明
  4. 4 修订历史记录
  5. 5 Device Comparison Table
  6. 6 Pin Configuration and Functions
  7. 7 Specifications
    1. 7.1  Absolute Maximum Ratings
    2. 7.2  ESD Ratings
    3. 7.3  Recommended Operating Conditions
    4. 7.4  Thermal Information
    5. 7.5  Digital I/O Pins
    6. 7.6  Master Clock
    7. 7.7  Serial Audio Port
    8. 7.8  Protection Circuitry
    9. 7.9  Speaker Amplifier in All Modes
    10. 7.10 Headphone Amplifier and Line Driver
    11. 7.11 I²C Control Port
    12. 7.12 Typical Idle, Mute, Shutdown, Operational Power Consumption
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Power Supplies
      2. 8.3.2 Speaker Amplifier Audio Signal Path
        1. 8.3.2.1 Serial Audio Port (SAP)
          1. 8.3.2.1.1 I²S Timing
          2. 8.3.2.1.2 Left-Justified
          3. 8.3.2.1.3 Right-Justified
        2. 8.3.2.2 DC Blocking Filter
        3. 8.3.2.3 Digital Boost and Volume Control
        4. 8.3.2.4 Digital Clipper
        5. 8.3.2.5 Closed-Loop Class-D Amplifier
      3. 8.3.3 Speaker Amplifier Protection Suite
        1. 8.3.3.1 Speaker Amplifier Fault Notification (SPK_FAULT Pin)
        2. 8.3.3.2 DC Detect Protection
      4. 8.3.4 Headphone and Line Driver Amplifier
    4. 8.4 Device Functional Modes
      1. 8.4.1 Hardware Control Mode
        1. 8.4.1.1 Speaker Amplifier Shut Down (SPK_SD Pin)
        2. 8.4.1.2 Serial Audio Port in Hardware Control Mode
        3. 8.4.1.3 Soft Clipper Control (SFT_CLIP Pin)
        4. 8.4.1.4 Speaker Amplifier Switching Frequency Select (FREQ/SDA Pin)
        5. 8.4.1.5 Parallel Bridge Tied Load Mode Select (PBTL/SCL Pin)
        6. 8.4.1.6 Speaker Amplifier Sleep Enable (SPK_SLEEP/ADR Pin)
        7. 8.4.1.7 Speaker Amplifier Gain Select (SPK_GAIN [1:0] Pins)
        8. 8.4.1.8 Considerations for Setting the Speaker Amplifier Gain Structure
          1. 8.4.1.8.1 Recommendations for Setting the Speaker Amplifier Gain Structure in Hardware Control Mode
      2. 8.4.2 Software Control Mode
        1. 8.4.2.1 Speaker Amplifier Shut Down (SPK_SD Pin)
        2. 8.4.2.2 Serial Audio Port Controls
          1. 8.4.2.2.1 Serial Audio Port (SAP) Clocking
        3. 8.4.2.3 Parallel Bridge Tied Load Mode via Software Control
        4. 8.4.2.4 Speaker Amplifier Gain Structure
          1. 8.4.2.4.1 Speaker Amplifier Gain in Software Control Mode
          2. 8.4.2.4.2 Considerations for Setting the Speaker Amplifier Gain Structure
          3. 8.4.2.4.3 Recommendations for Setting the Speaker Amplifier Gain Structure in Software Control Mode
        5. 8.4.2.5 I²C Software Control Port
          1. 8.4.2.5.1 Setting the I²C Device Address
          2. 8.4.2.5.2 General Operation of the I²C Control Port
          3. 8.4.2.5.3 Writing to the I²C Control Port
          4. 8.4.2.5.4 Reading from the I²C Control Port
    5. 8.5 Register Maps
      1. 8.5.1 Control Port Registers - Quick Reference
      2. 8.5.2 Control Port Registers - Detailed Description
        1. 8.5.2.1  Device Identification Register (0x00)
        2. 8.5.2.2  Power Control Register (0x01)
        3. 8.5.2.3  Digital Control Register (0x02)
        4. 8.5.2.4  Volume Control Configuration Register (0x03)
        5. 8.5.2.5  Left Channel Volume Control Register (0x04)
        6. 8.5.2.6  Right Channel Volume Control Register (0x05)
        7. 8.5.2.7  Analog Control Register (0x06)
        8. 8.5.2.8  Reserved Register (0x07)
        9. 8.5.2.9  Fault Configuration and Error Status Register (0x08)
        10. 8.5.2.10 Reserved Controls (9 / 0x09) - (15 / 0x0F)
        11. 8.5.2.11 Digital Clipper Control 2 Register (0x10)
        12. 8.5.2.12 Digital Clipper Control 1 Register (0x11)
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 Stereo BTL Using Software Control
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Startup Procedures- Software Control Mode
          2. 9.2.1.2.2 Shutdown Procedures- Software Control Mode
          3. 9.2.1.2.3 Component Selection and Hardware Connections
            1. 9.2.1.2.3.1 I²C Pullup Resistors
            2. 9.2.1.2.3.2 Digital I/O Connectivity
          4. 9.2.1.2.4 Recommended Startup and Shutdown Procedures
          5. 9.2.1.2.5 Headphone and Line Driver Amplifier
            1. 9.2.1.2.5.1 Charge-Pump Flying Capacitor and DR_VSS Capacitor
            2. 9.2.1.2.5.2 Decoupling Capacitors
            3. 9.2.1.2.5.3 Gain-Setting Resistor Ranges
            4. 9.2.1.2.5.4 Using the Line Driver Amplifier in the TAS5760MD as a Second-Order Filter
            5. 9.2.1.2.5.5 External Undervoltage Detection
            6. 9.2.1.2.5.6 Input-Blocking Capacitors
          6. 9.2.1.2.6 Gain-Setting Resistors
        3. 9.2.1.3 Application Curve
      2. 9.2.2 Stereo BTL Using Hardware Control
        1. 9.2.2.1 Design Requirements
        2. 9.2.2.2 Detailed Design Procedure
          1. 9.2.2.2.1 Startup Procedures- Hardware Control Mode
          2. 9.2.2.2.2 Shutdown Procedures- Hardware Control Mode
          3. 9.2.2.2.3 Digital I/O Connectivity
        3. 9.2.2.3 Application Curve
      3. 9.2.3 Mono PBTL Using Software Control
        1. 9.2.3.1 Design Requirements
        2. 9.2.3.2 Detailed Design Procedure
          1. 9.2.3.2.1 Startup Procedures- Software Control Mode
          2. 9.2.3.2.2 Shutdown Procedures- Software Control Mode
          3. 9.2.3.2.3 Component Selection and Hardware Connections
            1. 9.2.3.2.3.1 I²C Pull-Up Resistors
            2. 9.2.3.2.3.2 Digital I/O Connectivity
        3. 9.2.3.3 Application Curve
      4. 9.2.4 Mono PBTL Using Hardware Control
        1. 9.2.4.1 Design Requirements
        2. 9.2.4.2 Detailed Design Procedure
          1. 9.2.4.2.1 Startup Procedures- Hardware Control Mode
          2. 9.2.4.2.2 Shutdown Procedures- Hardware Control Mode
          3. 9.2.4.2.3 Component Selection and Hardware Connections
          4. 9.2.4.2.4 Digital I/O Connectivity
        3. 9.2.4.3 Application Curve
  10. 10Power Supply Recommendations
    1. 10.1 DVDD Supply
    2. 10.2 PVDD Supply
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 General Guidelines for Audio Amplifiers
      2. 11.1.2 Importance of PVDD Bypass Capacitor Placement on PVDD Network
      3. 11.1.3 Optimizing Thermal Performance
        1. 11.1.3.1 Device, Copper, and Component Layout
        2. 11.1.3.2 Stencil Pattern
          1. 11.1.3.2.1 PCB Footprint and Via Arrangement
            1. 11.1.3.2.1.1 Solder Stencil
    2. 11.2 Layout Example
  12. 12器件和文档支持
    1. 12.1 文档支持
      1. 12.1.1 相关文档
    2. 12.2 社区资源
    3. 12.3 商标
    4. 12.4 静电放电警告
    5. 12.5 Glossary
  13. 13机械、封装和可订购信息

6 Pin Configuration and Functions

DCA Package
48 Pins TSSOP
Top View
TAS5760MD PO_TAS5760xD_48DCA.gif

Pin Functions

PIN TYPE INTERNAL TERMINATION DESCRIPTION
NAME NO.
AVDD 46 P - Power supply for internal analog circuitry
ANA_REF 4 P - Connection point for internal reference used by ANA_REG and VCOM filter capacitors.
ANA_REG 2 P - Voltage regulator derived from AVDD supply (NOTE: This terminal is provided as a connection point for filtering capacitors for this supply and must not be used to power any external circuitry)
BSTRPA- 39 P - Connection point for the SPK_OUTA- bootstrap capacitor, which is used to create a power supply for the high-side gate drive for SPK_OUTA-
BSTRPA+ 43 P - Connection point for the SPK_OUTA+ bootstrap capacitor, which is used to create a power supply for the high-side gate drive for SPK_OUTA+
BSTRPB- 38 P - Connection point for the SPK_OUTB- bootstrap capacitor, which is used to create a power supply for the high-side gate drive for SPK_OUTB-
BSTRPB+ 34 P - Connection point for the SPK_OUTB+ bootstrap capacitor, which is used to create a power supply for the high-side gate drive for SPK_OUTB+
DGND 17 G - Ground for digital circuitry (NOTE: This terminal should be connected to the system ground)
DR_CN 24 P - Negative pin for capacitor connection used in headphone amplifier/line driver charge pump
DR_CP 25 P - Positive pin for capacitor connection used in headphone amplifier/line driver charge pump
DR_INA- 18 AI - Negative differential input for channel A of headphone amplifier/line driver
DR_INA+ 19 AI - Positive differential input for channel A of headphone amplifier/line driver
DR_INB- 31 AI - Negative differential input for channel B of headphone amplifier/line driver
DR_INB+ 30 AI - Positive differential input for channel B of headphone amplifier/line driver
DR_MUTE 22 DI - Places the headphone amplifier/line driver in mute
DR_OUTA 20 AO - Output for channel A of headphone amplifier/line driver
DR_OUTB 29 AO - Output for channel B of headphone amplifier/line driver
DR_UVE 28 AI - Sense pin for under-voltage protection circuit for the headphone amplifier/line driver
DR_VSS 23 P - Negative power supply generated by charge pump from the DRVDD supply for ground centered headphone/line driver output
DRGND 21 G - Ground for headphone amplifier/line driver circuitry (NOTE: This terminal should be connected to the system ground)
DRGND 27 G - Ground for headphone amplifier/line driver circuitry (NOTE: This terminal should be connected to the system ground)
DRVDD 26 P - Power supply for internal headphone/line driver circuitry
DVDD 9 P - Power supply for the internal digital circuitry
FREQ/SDA 7 DI Weak Pulldown Dual function terminal that functions as an I²C data input pin in I²C Control Mode or as a Frequency Select terminal when in Hardware Control Mode.
GGND 47 G - Ground for gate drive circuitry (NOTE: This terminal should be connected to the system ground)
GVDD_REG 48 P - Voltage regulator derived from PVDD supply (NOTE: This pin is provided as a connection point for filtering capacitors for this supply and must not be used to power any external circuitry)
LRCK 16 DI Weak Pulldown Serial Audio Port Word Clock. Word select clock for the digital signal that is active on the serial port's input data line
MCLK 13 DI Weak Pulldown Master Clock used for internal clock tree, sub-circuit/state machine, and Serial Audio Port clocking
PBTL/SCL 8 DI Weak Pulldown Dual function pin that functions as an I²C clock input terminal in Software Control Mode or configures the device to operate in pre-filter Parallel Bridge Tied Load (PBTL) mode when in Hardware Control Mode
PGND 36, 41 G - Ground for power device circuitry (NOTE: This terminal should be connected to the system ground)
PVDD 32, 33, 44, 45 P - Power supply for interal power circuitry
SCLK 14 DI Weak Pulldown Serial Audio Port Bit Clock. Bit clock for the digital signal that is active on the serial data port's input data line
SDIN 15 DI Weak Pulldown Serial Audio Port Serial Data In. Data line to the serial data port
SFT_CLIP 1 AI - Sense pin which sets the maximum output voltage before clipping when the soft clipper circuit is active
SPK_FAULT 5 DO Open-Drain Speaker amplifier fault terminal, which is pulled LOW when an internal fault occurs
SPK_GAIN0 10 DI Weak Pulldown Adjusts the LSB of the multi-bit gain of the speaker amplifier
SPK_GAIN1 11 DI Weak Pulldown Adjusts the MSB of the multi-bit gain of the speaker amplifier
SPK_SLEEP/ADR 12 DI Weak Pullup In Hardware Control Mode, places the speaker amplifier in sleep mode. In Software Control Mode, is used to determine the I²C Address of the device
SPK_OUTA- 40 AO - Negative pin for differential speaker amplifier output A
SPK_OUTA+ 42 AO - Positive pin for differential speaker amplifier output A
SPK_OUTB- 37 AO - Negative pin for differential speaker amplifier output B
SPK_OUTB+ 35 AO - Positive pin for differential speaker amplifier output B
SPK_SD 6 DI - Places the speaker amplifier in shutdown
VCOM 3 P - Bias voltage for internal PWM conversion block
PowerPAD™ - G - Provides both electrical and thermal connection from the device to the board. A matching ground pad must be provided on the PCB and the device connected to it via solder. For proper electrical operation, this ground pad must be connected to the system ground.
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