SBASA12 December   2020 PCM6020-Q1

PRODUCTION DATA  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
  4. 4 Revision History
  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  Electrical Characteristics
    6. 7.6  Timing Requirements: I2C Interface
    7. 7.7  Switching Characteristics: I2C Interface
    8. 7.8  Timing Requirements: SPI Interface
    9. 7.9  Switching Characteristics: SPI Interface
    10. 7.10 Timing Requirements: TDM, I2S or LJ Interface
    11. 7.11 Switching Characteristics: TDM, I2S or LJ Interface
    12. 7.12 Timing Diagrams
    13. 7.13 Typical Characteristics
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1 Serial Interfaces
        1. 8.3.1.1 Control Serial Interfaces
        2. 8.3.1.2 Audio Serial Interfaces
          1. 8.3.1.2.1 Time Division Multiplexed Audio (TDM) Interface
          2. 8.3.1.2.2 Inter IC Sound (I2S) Interface
          3. 8.3.1.2.3 Left-Justified (LJ) Interface
        3. 8.3.1.3 Using Multiple Devices With Shared Buses
      2. 8.3.2 Phase-Locked Loop (PLL) and Clock Generation
      3. 8.3.3 Input Channel Configuration
      4. 8.3.4 Reference Voltage
      5. 8.3.5 Microphone Bias
      6. 8.3.6 Input DC Fault Diagnostics
        1. 8.3.6.1 Fault Conditions
          1. 8.3.6.1.1 Input Pin Short to Ground
          2. 8.3.6.1.2 Input Pin Short to MICBIAS
          3. 8.3.6.1.3 Open Inputs
          4. 8.3.6.1.4 Short Between INxP and INxM
          5. 8.3.6.1.5 Input Pin Overvoltage
          6. 8.3.6.1.6 Input Pin Short to VBAT_IN
        2. 8.3.6.2 Fault Reporting
          1. 8.3.6.2.1 Overcurrent and Overtemperature Protection
      7. 8.3.7 Signal-Chain Processing
        1. 8.3.7.1 Programmable Channel Gain and Digital Volume Control
        2. 8.3.7.2 Programmable Channel Gain Calibration
        3. 8.3.7.3 Programmable Channel Phase Calibration
        4. 8.3.7.4 Programmable Digital High-Pass Filter
        5. 8.3.7.5 Programmable Digital Biquad Filters
        6. 8.3.7.6 Programmable Channel Summer and Digital Mixer
        7. 8.3.7.7 Configurable Digital Decimation Filters
          1. 8.3.7.7.1 Linear Phase Filters
            1. 8.3.7.7.1.1 Sampling Rate: 8 kHz or 7.35 kHz
            2. 8.3.7.7.1.2 Sampling Rate: 16 kHz or 14.7 kHz
            3. 8.3.7.7.1.3 Sampling Rate: 24 kHz or 22.05 kHz
            4. 8.3.7.7.1.4 Sampling Rate: 32 kHz or 29.4 kHz
            5. 8.3.7.7.1.5 Sampling Rate: 48 kHz or 44.1 kHz
            6. 8.3.7.7.1.6 Sampling Rate: 96 kHz or 88.2 kHz
            7. 8.3.7.7.1.7 Sampling Rate: 192 kHz or 176.4 kHz
            8. 8.3.7.7.1.8 Sampling Rate: 384 kHz or 352.8 kHz
            9. 8.3.7.7.1.9 Sampling Rate: 768 kHz or 705.6 kHz
          2. 8.3.7.7.2 Low-Latency Filters
            1. 8.3.7.7.2.1 Sampling Rate: 16 kHz or 14.7 kHz
            2. 8.3.7.7.2.2 Sampling Rate: 24 kHz or 22.05 kHz
            3. 8.3.7.7.2.3 Sampling Rate: 32 kHz or 29.4 kHz
            4. 8.3.7.7.2.4 Sampling Rate: 48 kHz or 44.1 kHz
            5. 8.3.7.7.2.5 Sampling Rate: 96 kHz or 88.2 kHz
            6. 8.3.7.7.2.6 Sampling Rate: 192 kHz or 176.4 kHz
          3. 8.3.7.7.3 Ultra-Low-Latency Filters
            1. 8.3.7.7.3.1 Sampling Rate: 16 kHz or 14.7 kHz
            2. 8.3.7.7.3.2 Sampling Rate: 24 kHz or 22.05 kHz
            3. 8.3.7.7.3.3 Sampling Rate: 32 kHz or 29.4 kHz
            4. 8.3.7.7.3.4 Sampling Rate: 48 kHz or 44.1 kHz
            5. 8.3.7.7.3.5 Sampling Rate: 96 kHz or 88.2 kHz
            6. 8.3.7.7.3.6 Sampling Rate: 192 kHz or 176.4 kHz
            7. 8.3.7.7.3.7 Sampling Rate: 384 kHz or 352.8 kHz
      8. 8.3.8 Automatic Gain Controller (AGC)
      9. 8.3.9 Interrupts, Status, and Digital I/O Pin Multiplexing
    4. 8.4 Device Functional Modes
      1. 8.4.1 Hardware Shutdown
      2. 8.4.2 Sleep Mode or Software Shutdown
      3. 8.4.3 Active Mode
      4. 8.4.4 Software Reset
    5. 8.5 Programming
      1. 8.5.1 Control Serial Interfaces
        1. 8.5.1.1 I2C Control Interface
          1. 8.5.1.1.1 General I2C Operation
          2. 8.5.1.1.2 I2C Single-Byte and Multiple-Byte Transfers
            1. 8.5.1.1.2.1 I2C Single-Byte Write
            2. 8.5.1.1.2.2 I2C Multiple-Byte Write
            3. 8.5.1.1.2.3 I2C Single-Byte Read
            4. 8.5.1.1.2.4 I2C Multiple-Byte Read
        2. 8.5.1.2 SPI Control Interface
    6. 8.6 Register Maps
      1. 8.6.1 Device Configuration Registers
        1. 8.6.1.1 Registers Access Type
        2. 8.6.1.2 Page 0 Registers
        3. 8.6.1.3 Page 1 Registers
      2. 8.6.2 Programmable Coefficient Registers
        1. 8.6.2.1 Programmable Coefficient Registers: Page 2
        2. 8.6.2.2 Programmable Coefficient Registers: Page 3
        3. 8.6.2.3 Programmable Coefficient Registers: Page 4
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Applications
      1. 9.2.1 2-Channel Analog Microphone Recording Using the PCM6020-Q1
        1. 9.2.1.1 Design Requirements
        2. 9.2.1.2 Detailed Design Procedure
          1. 9.2.1.2.1 Example Device Register Configuration Script for EVM Setup
        3. 9.2.1.3 Application Curves
    3. 9.3 What To Do and What Not To Do
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Development Support
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
    3. 12.3 Receiving Notification of Documentation Updates
    4. 12.4 Support Resources
    5. 12.5 Trademarks
    6. 12.6 Electrostatic Discharge Caution
    7. 12.7 Glossary

Package Options

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

7.13 Typical Characteristics

at TA = 25°C, AVDD = 3.3 V, IOVDD = 3.3 V, BSTVDD = 3.3 V, fIN = 1-kHz sinusoidal signal, fS = 48 kHz, 32-bit audio data, BCLK = 256 × fS, TDM slave mode, PLL on, channel gain = 0 dB, linear phase decimation filter, and MICBIAS programmed voltage = 8 V (unless otherwise noted); all performance measurements are done with a 20-kHz, low-pass filter and an A-weighted filter (unless otherwise noted)

GUID-20201213-CA0I-B9HQ-HJ1Q-CG1BST5HGDB0-low.svg
AC-coupled differential line input
Figure 7-4 THD+N vs Input Amplitude
GUID-20201213-CA0I-5H9J-ZK98-WPKSJ4VTG4Q7-low.svg
AC-coupled differential line input
Figure 7-6 THD+N vs Input Frequency With a
–1-dBr Input (non A-weighted)
GUID-20201213-CA0I-TS4P-HR76-CVTMMKTVN6JQ-low.svg
AC-coupled differential line input
Figure 7-8 FFT With Idle Input (non A-weighted)
GUID-20201213-CA0I-DGJN-TF5P-VTZW8CZBBSHF-low.svg
DC-coupled differential microphone input with DC common-mode 1NxP = 6 V and INxM = 2 V, high-swing mode enabled
Figure 7-10 THD+N vs Input Amplitude
GUID-20201213-CA0I-KBMJ-JKGS-1NGTBF2NWJCG-low.svg
DC-coupled differential microphone input with DC common-mode 1NxP = 6 V and INxM = 2 V, high-swing mode enabled
Figure 7-12 THD+N vs Input Frequency With a
–15-dBr Input (non A-weighted)
GUID-20201213-CA0I-N2X1-DLLB-MS9ZH35G6ZJZ-low.svg
DC-coupled differential microphone input with DC common-mode 1NxP = 6 V and INxM = 2 V, high-swing mode enabled
Figure 7-14 FFT With Idle Input (non A-weighted)
GUID-20201213-CA0I-SVGS-SFKH-SMS2PQB6PVWV-low.svg
AC-coupled differential line input
 
Figure 7-16 Power-Supply Rejection Ratio vs Ripple Frequency With 1-VPP Amplitude
GUID-20201213-CA0I-PTVQ-WNKG-KZ5PCQCJMFGP-low.svg
DC-coupled differential microphone input
Figure 7-18 MICBIAS Load Regulation vs MICBIAS Load Current
GUID-20201213-CA0I-HSPK-H4NN-SP1TS0TZCQXG-low.svg
AC-coupled single-ended line input
Figure 7-5 THD+N vs Input Amplitude
GUID-20201213-CA0I-RNVF-CJ3D-WQHRPRJDMNNR-low.svg
AC-coupled single-ended line input
Figure 7-7 THD+N vs Input Frequency With a
–1-dBr Input (non A-weighted)
GUID-20201213-CA0I-NVKS-XZPQ-P1ZSMPXQQW55-low.svg
AC-coupled differential line input
Figure 7-9 FFT With a –60-dBr Input
(non A-weighted)
GUID-20201213-CA0I-4MBP-3WFW-BQCGFR92T0KR-low.svg
DC-coupled single-ended microphone input with DC common-mode 1NxP = 4 V and INxM = 0 V, high-swing mode enabled
Figure 7-11 THD+N vs Input Amplitude
GUID-20201213-CA0I-209B-TFKX-ZQVWPJFB5HSS-low.svg
DC-coupled single-ended microphone input with DC common-mode 1NxP = 4 V and INxM = 0 V, high-swing mode enabled
Figure 7-13 THD+N vs Input Frequency With a
–15-dBr Input (non A-weighted)
GUID-20201213-CA0I-ZSLC-LQZF-ZKVPRDJDBLKX-low.svg
DC-coupled differential microphone input with DC common-mode 1NxP = 6 V and INxM = 2 V, high-swing mode enabled
Figure 7-15 FFT With a –60-dBr Input
(non A-weighted)
GUID-20201213-CA0I-HCCC-ZFHR-1WLGBM280DVH-low.svg
DC-coupled differential microphone input with DC common-mode 1NxP = 6 V and INxM = 2 V, high-swing mode enabled
Figure 7-17 Power-Supply Rejection Ratio vs Ripple Frequency With 1-VPP Amplitude
GUID-20201213-CA0I-PKQM-H1W5-5BQV0CCNDWHK-low.svg
DC-coupled differential microphone input with DC common-mode 1NxP = 6 V and INxM = 2 V, high-swing mode enabled
Figure 7-19 Boost Efficiency vs MICBIAS Load Current