ZHCSC44B September   2013  – February 2014 TAS2553

PRODUCTION DATA.  

  1. 1 特性
  2. 2 应用范围
  3. 3 说明
  4. 4 修订历史记录
  5. 5 Terminal Configuration and Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 Handling Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Timing Requirements/Timing Diagrams
    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  General I2C Operation
      2. 7.3.2  Single-Byte and Multiple-Byte Transfers
      3. 7.3.3  Single-Byte Write
      4. 7.3.4  Multiple-Byte Write and Incremental Multiple-Byte Write
      5. 7.3.5  Single-Byte Read
      6. 7.3.6  Multiple-Byte Read
      7. 7.3.7  PLL
      8. 7.3.8  Gain Settings
      9. 7.3.9  Class-D Edge Rate Control
      10. 7.3.10 Battery Tracking AGC
    4. 7.4 Device Functional Modes
      1. 7.4.1 Audio Digital I/O Interface
        1. 7.4.1.1 Right-Justified Mode
        2. 7.4.1.2 Left-Justified Mode
        3. 7.4.1.3 I2S Mode
        4. 7.4.1.4 Audio Data Serial Interface Timing (I2S, Left-Justified, Right-Justified Modes)
        5. 7.4.1.5 DSP Mode
        6. 7.4.1.6 DSP Timing
      2. 7.4.2 TDM Mode
      3. 7.4.3 PDM Mode
        1. 7.4.3.1 DOUT Timing - PDM Output Mode
    5. 7.5 Register Map
      1. 7.5.1  Register Map Summary
      2. 7.5.2  Register 0x00: Device Status Register
      3. 7.5.3  Register 0x01: Configuration Register 1
      4. 7.5.4  Register 0x02: Configuration Register 2
      5. 7.5.5  Register 0x03: Configuration Register 3
      6. 7.5.6  Register 0x04: DOUT Tristate Mode
      7. 7.5.7  Register 0x05: Serial Interface Control Register 1
      8. 7.5.8  Register 0x06: Serial Interface Control Register 2
      9. 7.5.9  Register 0x07: Output Data Register
      10. 7.5.10 Register 0x08: PLL Control Register 1
      11. 7.5.11 Register 0x09: PLL Control Register 2
      12. 7.5.12 Register 0x0A: PLL Control Register 3
      13. 7.5.13 Register 0x0B: Battery Tracking Inflection Point Register
      14. 7.5.14 Register 0x0C: Battery Tracking Slope Control Register
      15. 7.5.15 Register 0x0D: Reserved Register
      16. 7.5.16 Register 0x0E: Battery Tracking Limiter Attack Rate and Hysteresis Time
      17. 7.5.17 Register 0x0F: Battery Tracking Limiter Release Rate
      18. 7.5.18 Register 0x10: Battery Tracking Limiter Integration Count Control
      19. 7.5.19 Register 0x11: PDM Configuration Register
      20. 7.5.20 Register 0x12: PGA Gain Register
      21. 7.5.21 Register 0x13: Class-D Edge Rate Control Register
      22. 7.5.22 Register 0x14: Boost Auto-Pass Through Control Register
      23. 7.5.23 Register 0x15: Reserved Register
      24. 7.5.24 Register 0x16: Version Number
      25. 7.5.25 Register 0x17: Reserved Register
      26. 7.5.26 Register 0x18: Reserved Register
      27. 7.5.27 Register 0x19: VBAT Data Register
  8. 8 Applications and Implementation
    1. 8.1 Application Information
    2. 8.2 Typical Applications
      1. 8.2.1 Typical Application - Digital Audio Input
        1. 8.2.1.1 Design Requirements
        2. 8.2.1.2 Detailed Design Procedure
          1. 8.2.1.2.1 Audio Input/Output
          2. 8.2.1.2.2 Mono/Stereo Configuration
          3. 8.2.1.2.3 Boost Converter Passive Devices
          4. 8.2.1.2.4 EMI Passive Devices
          5. 8.2.1.2.5 Miscellaneous Passive Devices
        3. 8.2.1.3 Application Performance Plots
      2. 8.2.2 Typical Application - Analog Audio Input
        1. 8.2.2.1 Design Requirements
        2. 8.2.2.2 Detailed Design Procedure
          1. 8.2.2.2.1 Audio Input/Output
        3. 8.2.2.3 Application Performance Plots
    3. 8.3 Initialization
  9. 9 Power Supply Recommendations
    1. 9.1 Power Supplies
    2. 9.2 Power Supply Sequencing
    3. 9.3 Boost Supply Details
  10. 10Layout
    1. 10.1 Layout Guidelines
    2. 10.2 Layout Example
    3. 10.3 Package Dimensions
  11. 11器件和文档支持
    1. 11.1 Trademarks
    2. 11.2 Electrostatic Discharge Caution
    3. 11.3 Glossary
  12. 12机械封装和可订购信息

封装选项

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

6 Specifications

6.1 Absolute Maximum Ratings

over operating free-air temperature range, TA = 25°C (unless otherwise noted)
MIN MAX UNIT
VBAT Battery voltage –0.3 6.0 V
AVDD Analog supply voltage –0.3 2.5 V
IOVDD I/O Supply voltage –0.3 3.9 V
AIN+, AIN– Analog input voltage –0.3 AVDD + 0.3 V
Digital input voltage –0.3 IOVDD + 0.3 V
Output continuous total power dissipation See Thermal Information NA

6.2 Handling Ratings

PARAMETER DEFINITION MIN MAX UNIT
Tstg Storage temperature range –65 150 °C
ESD HBM 3000 V
CDM 1500

6.3 Recommended Operating Conditions

over operating free-air temperature range (unless otherwise noted)
MIN NOM MAX UNIT
VBAT Battery voltage 3.0 5.5 V
AVDD Analog supply voltage 1.65 1.8 1.95 V
IOVDD I/O supply voltage 1.5 1.8 3.6 V
TA Operating free-air temperature –40 85 °C
TJ Operating junction temperature –40 150 °C

6.4 Thermal Information

THERMAL METRIC(1) TAS2553 UNIT
YFF (30 TERMINALS)
θJA Junction-to-ambient thermal resistance 76.5 °C/W
θJCtop Junction-to-case (top) thermal resistance 0.2
θJB Junction-to-board thermal resistance 44.0
ψJT Junction-to-top characterization parameter 1.6
ψJB Junction-to-board characterization parameter 43.4
(1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.

6.5 Electrical Characteristics

VBAT = 3.6 V, AVDD = IOVDD = 1.8 V, EN = IOVDD, SWS = 0, Gain = 15 dB, ERC = 14 ns, RL = 8 Ω + 33 µH, 48 kHz sample rate for digital input (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
BOOST CONVERTER
Boost Output Voltage Average voltage (w/o including ripple). Includes load regulation (0-0.6A) and line regulation (VBAT = 3.0 – 4.8V). 7.5 V
Boost Converter Switching Frequency 1.8 MHz
CLASS-D CHANNEL
Max Analog Input For THD+N < 1% 1 VRMS
Full-Scale DAC Output All digital interface modes 1 VRMS
Load Resistance (Load Spec Reisistance) 6 8 Ω
Class-D Frequency 764 kHz
Class-D + Boost Efficiency VBAT = 3.0 – 4.8 V, Pout = 1 W (sinewave) 67%
Class-D Output Current Limit (Short Circuit Protection) VBOOST = 7.5 V, OUT– shorted to VBAT or VBOOST 3.7 A
Class-D Output Offset Voltage in Analog Input Mode VBAT = 3.6 V, AV = 15 dB, RL = 8 Ω, input shorted to ground through single capacitor -7.4 4.6 mV
Class-D Output Offset Voltage in Digital Input Mode VBAT = 3.6 V, AV = 15 dB, RL =8 Ω, 0's data -9.8 5.6 mV
Programmable Channel Gain Range (PGA + class-D), minimum Typical value, analog and digital input -7 dB
Programmable Channel Gain Range (PGA + class-D), maximum Typical value, analog and digital input 24 dB
Programmable Channel Gain Step (PGA + class-D) Typical value, analog and digital input 1 dB
Mute Attenuation Device in shutdown, digital input only 103 dB
VBAT Power Supply Rejection Ratio (PSRR) Ripple of 200mVpp @ 217 Hz, Gain = 15 dB, analog and digital input 63 dB
Ripple of 200mVpp @ 1 kHz, Gain = 15 dB, analog and digital input 60
Ripple of 200mVpp @ 4 kHz, Gain = 15 dB, analog and digital input 60
AVDD Power Supply Rejection Ratio (PSRR) Ripple of 200mVpp @ 217 Hz, Gain = 15 dB, analog and digital input 69 dB
Ripple of 200mVpp @ 1 kHz, Gain = 15 dB, analog and digital input 67
Ripple of 200mVpp @ 4 kHz, Gain = 15 dB, analog and digital input 62
Common Mode Rejection Ratio Ripple of 200mVpp @ 217 Hz, Gain = 15 dB, analog input 59 dB
THD+N 1 kHz, Po = 0.1W, VBAT = 3.6 V,
RL = 8 Ω 		0.6%
1 kHz, Po = 0.5W, VBAT = 3.6 V,
RL = 8 Ω 		0.7%
1 kHz, Po = 1 W, VBAT = 3.6 V, RL = 8 Ω 0.9%
1 kHz, Po = 2 W, VBAT = 3.6 V, RL = 8 Ω 1.3%
Output Integrated Noise (20Hz-20kHz) - 8Ω A-wt Filter, Gain = 15 dB, DAC modulator switching 131% µV
A-wt Filter, Gain = 15 dB, Analog In, Inputs shorted 173%
Max Output Power, 8-Ω Load THD+N = 1%, VBAT = 3.0 V 2.8 W
THD+N = 1%, VBAT = 3.6 V 2.8
Output Impedance in Shutdown EN = 0 V 10 kΩ
Startup Time Analog/digital input measured from time when device is taken out of software shutdown 8 mS
Shutdown Time Measured from time when device is programmed in software shutdown mode 1 µS
INPUT SECTION
Full-scale DAC output All digital interface modes 1.0 VRMS
Maximum analog input voltage 1.0 VRMS
RIN Input impedance (terminals AIN+, AIN-) EN = IOVDD, Amplifier active 10 kΩ
EN = 0 V, In shutdown 19
CURRENT SENSE
Current Sense Full Scale Peak current which will give full scale digital output 1.4 APEAK
Current Sense Accuracy IOUT = 354 mARMS (1 W) 1%
Current Sense Offset Input referred 0.0029 mA
Current Sense Gain Error 0.09 dB
THD+N Distortion + Noise Po = 1.0W (Load = 8Ω + 33 µH) 0.17%
VOLTAGE SENSE
Voltage Sense Full Scale Peak voltage which will give full scale digital output 8.5 VPEAK
Voltage Sense Accuracy VOUT = 2.83 Vrms (1W) 2.2%
Voltage Sense Offset Input referred 1.45 mV
Voltage Sense Gain Error -0.20 dB
THD+N Distortion + Noise Po = 1.0 W (Load = 8Ω + 33μH) 0.08%
INTERFACE
FMCLK MCLK frequency 0.512 49.15 MHz
FPDM PDM Clock (IVCLK) Frequency Range 1.636 3.25 MHz
PDMDC PDM Clock (IVCLK) Duty Cycle Range 40% 60%
POWER CONSUMPTION
Power Consumption with Analog Input and IV Sense Disabled From VBAT, PLL off, no signal 7.10 mA
From AVDD, PLL off, no signal 3.73 mA
From IOVDD, PLL off, no signal 0.04 mA
Power Consumption with Digital Input and IV Sense Disabled From VBAT, PLL off, no signal 7.31 mA
From AVDD, PLL off, no signal 4.05 mA
From IOVDD, PLL off, no signal 0.32 mA
Power Consumption with Analog Input and IV Sense Enabled From VBAT, PLL on, no signal 5.84 mA
From AVDD, PLL on, no signal 7.10 mA
From IOVDD, PLL on, no signal 0.32 mA
Power Consumption with Digital Input and IV Sense Enabled From VBAT, PLL on, no signal 7.32 mA
From AVDD, PLL on, no signal 8.03 mA
From IOVDD, PLL on, no signal 0.32 mA
Power Consumption in Hardware Shutdown From VBAT, EN = 0 0.1 µA
From AVDD, EN = 0 0.2 µA
From IOVDD, EN = 0 0.0 µA
Power Consumption in Software Shutdown From VBAT 11.4 µA
From AVDD 9.1 µA
From IOVDD 130 µA
DIGITAL INPUT / OUTPUT
VIH High-level digital input voltage 0.7 x IOVDD V
VIL Low-level digital input voltage 0.3 x IOVDD V
VOH High-level digital output voltage 0.9 x IOVDD V
VOL Low-level digital output voltage 0.1 x IOVDD V
MISCELLANEOUS
AVDD Supply Under-voltage Threshold Device is in reset state 0.9 V
Device comes out of reset state 1.4
VBAT Supply Under-voltage Threshold Device is in reset state 1.8 V
Device comes out of reset state 2.5

6.6 Timing Requirements/Timing Diagrams

For I2C interface signals over recommended operating conditions (unless otherwise noted). Note: All timing specifications are measured at characterization but not tested at final test.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
fSCL Frequency, SCL No wait states 400 kHz
tW(H) Pulse duration, SCL high 0.6 µs
tW(L) Pulse duration, SCL low 1.3 µs
tsu1 Setup time, SDA to SCL 100 ns
th1 Hold time, SCL to SDA 10 ns
t(buf) Bus free time between stop and start condition 1.3 µs
tsu2 Setup time, SCL to start condition 0.6 µs
th2 Hold time, start condition to SCL 0.6 µs
tsu3 Setup time, SCL to stop condition 0.6 µs
scl_tim_los492.gifFigure 1. SCL and SDA Timing
st_stop_los492.gifFigure 2. Start and Stop Conditions Timing

6.7 Typical Characteristics

VBAT = 3.6 V, AVDD = IOVDD = 1.8 V, EN = IOVDD, SWS = 0, RL = 8 Ω + 33 µH (unless otherwise noted).
C004_SLAS978.png
AGC = OFF, Gain = 15 dB
Figure 3. THD+N vs Output Power (8Ω) for Digital Input

C005_SLAS978.png
AGC = OFF, Gain = 15 dB, Pout = 1 W
Figure 5. THD+N vs Frequency (8Ω) for Digital Input

C007_SLAS978.png
AGC = OFF, Gain = 15 dB
Figure 7. THD+N vs Frequency (8Ω) for Analog Input

C009_SLAS978.png
AGC = OFF, Gain = 15 dB, f = 1 kHz
Figure 9. VBAT Average Supply Current vs Class-D Output Power (8Ω)

C011_SLAS978.png
VBAT = 3.0, 3.6, 4.2, 5.0, 5.5 V
Figure 11. VBAT Quiescent Supply Current vs Supply Voltage
C013_SLAS978.png
20 Hz to 20 kHz, Digital Input, Gain = 15 dB
Figure 13. VBAT Supply Ripple Rejection vs Frequency
C015_SLAS978.png
AGC = OFF, Gain = 15 dB
Figure 15. I-Sense THD+N vs Output Power (8Ω)

C016_SLAS978.png
8 Ω Load, AGC = OFF, Gain = 15 dB
Figure 17. I-Sense THD+N vs Frequency (8Ω)

C026_SLAS978.png
AGC = OFF, Input Level = -20 dBFS, Gain = 15 dB
Figure 19. V-Sense THD+N vs. Output Power (6Ω)

C021_SLAS978.png
f = 1 kHz, 0 dBFS Gain = 15 dB,
Inflection point = 3.6 V, Slope = 4.5 V/V, No Load
Figure 21. Maximum Peak Output Voltage vs. Supply Voltage (8Ω)
C024_SLAS978.png
AGC = OFF, Gain = 15 dB
Figure 4. THD+N vs Output Power (6Ω) for Digital Input

C006_SLAS978.png
AGC = OFF, Gain = 15 dB, f = 1 kHz
Figure 6. THD+N vs Output Power (8Ω) for Analog Input

C008_SLAS978.png
AGC = OFF, Gain = 15 dB, f = 1 kHz
Figure 8. Output Power for 1% and 10% THD+N vs Supply Voltage (8Ω)

C010_SLAS978.png
AGC = OFF, Gain = 15 dB, f = 1 kHz
Figure 10. Total Efficiency vs Output Power (8Ω)

C012_SLAS978.png
20 Hz to 20 kHz, Analog Input, Gain = 15 dB
Figure 12. Common Mode Rejection vs Frequency
C014_SLAS978.png
20 Hz to 20 kHz, Digital Input, AVDD = 1.8 V
Figure 14. AVDD Supply Ripple Rejection vs Frequency
C025_SLAS978.png
AGC = OFF, Gain = 15 dB
Figure 16. I-Sense THD+N vs Output Power (6Ω)

C017_SLAS978.png
AGC = OFF, Input Level = -20 dBFS, Gain = 15 dB
Figure 18. V-Sense THD+N vs. Output Power (8Ω)

C018_SLAS978.png
8 Ω Load, AGC = OFF, Input Level = -20 dBFS, Gain = 15 dB
Figure 20. V-Sense THD+N vs Frequency (8Ω)

C023_SLAS978.png
AGC = ON, Gain = 15 dB, f = 1 kHz, Inflection point = 3.6 V
Limiter value = 7.87 V, Slope = 4.5 V
Figure 22. Gain vs Supply Voltage
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