SLOS854D May   2014  – March 2018 DRV2605L

PRODUCTION DATA.  

  1. 1 Features
  2. 2 Applications
  3. 3 Description
    1.     Simplified Schematic
  4. 4 Revision History
  5. 5 Pin Configuration and Functions
    1.     Pin Functions
    2.     Pin Functions
  6. 6 Specifications
    1. 6.1 Absolute Maximum Ratings
    2. 6.2 ESD Ratings
    3. 6.3 Recommended Operating Conditions
    4. 6.4 Thermal Information
    5. 6.5 Electrical Characteristics
    6. 6.6 Timing Requirements
    7. 6.7 Switching Characteristics
    8. 6.8 Typical Characteristics
  7. 7 Parameter Measurement Information
    1. 7.1 Test Setup for Graphs
      1. 7.1.1 Default Test Conditions
  8. 8 Detailed Description
    1. 8.1 Overview
    2. 8.2 Functional Block Diagram
    3. 8.3 Feature Description
      1. 8.3.1  Support for ERM and LRA Actuators
      2. 8.3.2  Smart-Loop Architecture
        1. 8.3.2.1 Auto-Resonance Engine for LRA
        2. 8.3.2.2 Real-Time Resonance-Frequency Reporting for LRA
        3. 8.3.2.3 Automatic Switch to Open-Loop for LRA
        4. 8.3.2.4 Automatic Overdrive and Braking
          1. 8.3.2.4.1 Startup Boost
          2. 8.3.2.4.2 Brake Factor
          3. 8.3.2.4.3 Brake Stabilizer
        5. 8.3.2.5 Automatic Level Calibration
          1. 8.3.2.5.1 Automatic Compensation for Resistive Losses
          2. 8.3.2.5.2 Automatic Back-EMF Normalization
          3. 8.3.2.5.3 Calibration Time Adjustment
          4. 8.3.2.5.4 Loop-Gain Control
          5. 8.3.2.5.5 Back-EMF Gain Control
        6. 8.3.2.6 Actuator Diagnostics
        7. 8.3.2.7 Automatic Re-Synchronization
      3. 8.3.3  Open-Loop Operation for LRA
      4. 8.3.4  Open-Loop Operation for ERM
      5. 8.3.5  Flexible Front-End Interface
        1. 8.3.5.1 PWM Interface
        2. 8.3.5.2 Internal Memory Interface
          1. 8.3.5.2.1 Waveform Sequencer
          2. 8.3.5.2.2 Library Parameterization
        3. 8.3.5.3 Real-Time Playback (RTP) Interface
        4. 8.3.5.4 Analog Input Interface
        5. 8.3.5.5 Audio-to-Vibe Interface
        6. 8.3.5.6 Input Trigger Option
          1. 8.3.5.6.1 I2C Trigger
          2. 8.3.5.6.2 Edge Trigger
          3. 8.3.5.6.3 Level Trigger
        7. 8.3.5.7 Noise Gate Control
      6. 8.3.6  Edge Rate Control
      7. 8.3.7  Constant Vibration Strength
      8. 8.3.8  Battery Voltage Reporting
      9. 8.3.9  One-Time Programmable (OTP) Memory for Configuration
      10. 8.3.10 Low-Power Standby
      11. 8.3.11 I2C Watchdog Timer
      12. 8.3.12 Device Protection
        1. 8.3.12.1 Thermal Protection
        2. 8.3.12.2 Overcurrent Protection of the Actuator
        3. 8.3.12.3 Overcurrent Protection of the Regulator
        4. 8.3.12.4 Brownout Protection
    4. 8.4 Device Functional Modes
      1. 8.4.1 Power States
        1. 8.4.1.1 Operation With VDD < 2 V (Minimum VDD)
        2. 8.4.1.2 Operation With VDD > 5.5 V (Absolute Maximum VDD)
        3. 8.4.1.3 Operation With EN Control
        4. 8.4.1.4 Operation With STANDBY Control
        5. 8.4.1.5 Operation With DEV_RESET Control
        6. 8.4.1.6 Operation in the Active State
      2. 8.4.2 Changing Modes of Operation
      3. 8.4.3 Operation of the GO Bit
      4. 8.4.4 Operation During Exceptional Conditions
        1. 8.4.4.1 Operation With No Actuator Attached
        2. 8.4.4.2 Operation With a Non-Moving Actuator Attached
        3. 8.4.4.3 Operation With a Short at REG Pin
        4. 8.4.4.4 Operation With a Short at OUT+, OUT–, or Both
    5. 8.5 Programming
      1. 8.5.1 Auto-Resonance Engine Programming for the LRA
        1. 8.5.1.1 Drive-Time Programming
        2. 8.5.1.2 Current-Dissipation Time Programming
        3. 8.5.1.3 Blanking Time Programming
        4. 8.5.1.4 Zero-Crossing Detect-Time Programming
      2. 8.5.2 Automatic-Level Calibration Programming
        1. 8.5.2.1 Rated Voltage Programming
        2. 8.5.2.2 Overdrive Voltage-Clamp Programming
      3. 8.5.3 I2C Interface
        1. 8.5.3.1 General I2C Operation
        2. 8.5.3.2 Single-Byte and Multiple-Byte Transfers
        3. 8.5.3.3 Single-Byte Write
        4. 8.5.3.4 Multiple-Byte Write and Incremental Multiple-Byte Write
        5. 8.5.3.5 Single-Byte Read
        6. 8.5.3.6 Multiple-Byte Read
      4. 8.5.4 Programming for Open-Loop Operation
        1. 8.5.4.1 Programming for ERM Open-Loop Operation
        2. 8.5.4.2 Programming for LRA Open-Loop Operation
      5. 8.5.5 Programming for Closed-Loop Operation
      6. 8.5.6 Auto Calibration Procedure
      7. 8.5.7 Programming On-Chip OTP Memory
      8. 8.5.8 Waveform Playback Programming
        1. 8.5.8.1 Data Formats for Waveform Playback
          1. 8.5.8.1.1 Open-Loop Mode
          2. 8.5.8.1.2 Closed-Loop Mode, Unidirectional
          3. 8.5.8.1.3 Closed-Loop Mode, Bidirectional
        2. 8.5.8.2 Waveform Setup and Playback
          1. 8.5.8.2.1 Waveform Playback Using RTP Mode
          2. 8.5.8.2.2 Waveform Playback Using the Analog-Input Mode
          3. 8.5.8.2.3 Waveform Playback Using PWM Mode
          4. 8.5.8.2.4 Waveform Playback Using Audio-to-Vibe Mode
          5. 8.5.8.2.5 Waveform Sequencer
          6. 8.5.8.2.6 Waveform Triggers
    6. 8.6 Register Map
      1. 8.6.1  Status (Address: 0x00)
        1. Table 4. Status Register Field Descriptions
      2. 8.6.2  Mode (Address: 0x01)
        1. Table 5. Mode Register Field Descriptions
      3. 8.6.3  Real-Time Playback Input (Address: 0x02)
        1. Table 6. Real-Time Playback Input Register Field Descriptions
      4. 8.6.4  Library Selection (Address: 0x03)
        1. Table 7. Library Selection Register Field Descriptions
      5. 8.6.5  Waveform Sequencer (Address: 0x04 to 0x0B)
        1. Table 8. Waveform Sequencer Register Field Descriptions
      6. 8.6.6  GO (Address: 0x0C)
        1. Table 9. GO Register Field Descriptions
      7. 8.6.7  Overdrive Time Offset (Address: 0x0D)
        1. Table 10. Overdrive Time Offset Register Field Descriptions
      8. 8.6.8  Sustain Time Offset, Positive (Address: 0x0E)
        1. Table 11. Sustain Time Offset, Positive Register Field Descriptions
      9. 8.6.9  Sustain Time Offset, Negative (Address: 0x0F)
        1. Table 12. Sustain Time Offset, Negative Register Field Descriptions
      10. 8.6.10 Brake Time Offset (Address: 0x10)
        1. Table 13. Brake Time Offset Register Field Descriptions
      11. 8.6.11 Audio-to-Vibe Control (Address: 0x11)
        1. Table 14. Audio-to-Vibe Control Register Field Descriptions
      12. 8.6.12 Audio-to-Vibe Minimum Input Level (Address: 0x12)
        1. Table 15. Audio-to-Vibe Minimum Input Level Register Field Descriptions
      13. 8.6.13 Audio-to-Vibe Maximum Input Level (Address: 0x13)
        1. Table 16. Audio-to-Vibe Maximum Input Level Register Field Descriptions
      14. 8.6.14 Audio-to-Vibe Minimum Output Drive (Address: 0x14)
        1. Table 17. Audio-to-Vibe Minimum Output Drive Register Field Descriptions
      15. 8.6.15 Audio-to-Vibe Maximum Output Drive (Address: 0x15)
        1. Table 18. Audio-to-Vibe Maximum Output Drive Register Field Descriptions
      16. 8.6.16 Rated Voltage (Address: 0x16)
        1. Table 19. Rated Voltage Register Field Descriptions
      17. 8.6.17 Overdrive Clamp Voltage (Address: 0x17)
        1. Table 20. Overdrive Clamp Voltage Register Field Descriptions
      18. 8.6.18 Auto-Calibration Compensation Result (Address: 0x18)
        1. Table 21. Auto-Calibration Compensation-Result Register Field Descriptions
      19. 8.6.19 Auto-Calibration Back-EMF Result (Address: 0x19)
        1. Table 22. Auto-Calibration Back-EMF Result Register Field Descriptions
      20. 8.6.20 Feedback Control (Address: 0x1A)
        1. Table 23. Feedback Control Register Field Descriptions
      21. 8.6.21 Control1 (Address: 0x1B)
        1. Table 24. Control1 Register Field Descriptions
      22. 8.6.22 Control2 (Address: 0x1C)
        1. Table 25. Control2 Register Field Descriptions
      23. 8.6.23 Control3 (Address: 0x1D)
        1. Table 26. Control3 Register Field Descriptions
      24. 8.6.24 Control4 (Address: 0x1E)
        1. Table 27. Control4 Register Field Descriptions
      25. 8.6.25 Control5 (Address: 0x1F)
        1. Table 28. Control5 Register Field Descriptions
      26. 8.6.26 LRA Open Loop Period (Address: 0x20)
        1. Table 29. LRA Open Loop Period Register Field Descriptions
      27. 8.6.27 V(BAT) Voltage Monitor (Address: 0x21)
        1. Table 30. V(BAT) Voltage-Monitor Register Field Descriptions
      28. 8.6.28 LRA Resonance Period (Address: 0x22)
        1. Table 31. LRA Resonance-Period Register Field Descriptions
  9. 9 Application and Implementation
    1. 9.1 Application Information
    2. 9.2 Typical Application
      1. 9.2.1 Design Requirements
      2. 9.2.2 Detailed Design Procedure
        1. 9.2.2.1 Actuator Selection
          1. 9.2.2.1.1 Eccentric Rotating-Mass Motors (ERM)
          2. 9.2.2.1.2 Linear Resonance Actuators (LRA)
            1. 9.2.2.1.2.1 Auto-Resonance Engine for LRA
        2. 9.2.2.2 Capacitor Selection
        3. 9.2.2.3 Interface Selection
        4. 9.2.2.4 Power Supply Selection
      3. 9.2.3 Application Curves
    3. 9.3 Initialization Setup
      1. 9.3.1 Initialization Procedure
      2. 9.3.2 Typical Usage Examples
        1. 9.3.2.1 Play a Waveform or Waveform Sequence from the ROM Waveform Memory
        2. 9.3.2.2 Play a Real-Time Playback (RTP) Waveform
        3. 9.3.2.3 Play a PWM or Analog Input Waveform
  10. 10Power Supply Recommendations
  11. 11Layout
    1. 11.1 Layout Guidelines
      1. 11.1.1 Trace Width
    2. 11.2 Layout Example
  12. 12Device and Documentation Support
    1. 12.1 Device Support
      1. 12.1.1 Legal Notice
      2. 12.1.2 Waveform Library Effects List
    2. 12.2 Documentation Support
      1. 12.2.1 Related Documentation
    3. 12.3 Receiving Notification of Documentation Updates
    4. 12.4 Community Resource
    5. 12.5 Trademarks
    6. 12.6 Electrostatic Discharge Caution
    7. 12.7 Glossary
  13. 13Mechanical, Packaging, and Orderable Information

Package Options

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

8.6 Register Map

Table 3. Register Map Overview

REG NO. DEFAULT BIT 7 BIT 6 BIT 5 BIT 4 BIT 3 BIT 2 BIT 1 BIT 0
0x00 0xE0 DEVICE_ID[2:0] Reserved DIAG_RESULT Reserved OVER_TEMP OC_DETECT
0x01 0x40 DEV_RESET STANDBY Reserved MODE[2:0]
0x02 0x00 RTP_INPUT[7:0]
0x03 0x01 Reserved HI_Z Reserved LIBRARY_SEL[2] LIBRARY_SEL[1] LIBRARY_SEL[0]
0x04 0x01 WAIT1 WAV_FRM_SEQ1[6:0]
0x05 0x00 WAIT2 WAV_FRM_SEQ2[6:0]
0x06 0x00 WAIT3 WAV_FRM_SEQ3[6:0]
0x07 0x00 WAIT4 WAV_FRM_SEQ4[6:0]
0x08 0x00 WAIT5 WAV_FRM_SEQ5[6:0]
0x09 0x00 WAIT6 WAV_FRM_SEQ6[6:0]
0x0A 0x00 WAIT7 WAV_FRM_SEQ7[6:0]
0x0B 0x00 WAIT8 WAV_FRM_SEQ8[6:0]
0x0C 0x00 Reserved GO
0x0D 0x00 ODT[7:0]
0x0E 0x00 SPT[7:0]
0x0F 0x00 SNT[7:0]
0x10 0x00 BRT[7:0]
0x11 0x05 Reserved ATH_PEAK_TIME[1:0] ATH_FILTER[1:0]
0x12 0x19 ATH_MIN_INPUT[7:0]
0x13 0xFF ATH_MAX_INPUT[7:0]
0x14 0x19 ATH_MIN_DRIVE[7:0]
0x15 0xFF ATH_MAX_DRIVE[7:0]
0x16 0x3E RATED_VOLTAGE[7:0]
0x17 0x8C OD_CLAMP[7:0]
0x18 0x0C A_CAL_COMP[7:0]
0x19 0x6C A_CAL_BEMF[7:0]
0x1A 0x36 N_ERM_LRA FB_BRAKE_FACTOR[2:0] LOOP_GAIN[1:0] BEMF_GAIN[1:0]
0x1B 0x93 STARTUP_BOOST Reserved AC_COUPLE DRIVE_TIME[4:0]
0x1C 0xF5 BIDIR_INPUT BRAKE_STABILIZER SAMPLE_TIME[1:0] BLANKING_TIME[1:0] IDISS_TIME[1:0]
0x1D 0xA0 NG_THRESH[1:0] ERM_OPEN_LOOP SUPPLY_COMP_DIS DATA_FORMAT_RTP LRA_DRIVE_MODE N_PWM_ANALOG LRA_OPEN_LOOP
0x1E 0x20 ZC_DET_TIME[1:0] AUTO_CAL_TIME[1:0] Reserved OTP_STATUS Reserved OTP_PROGRAM
0x1F 0x80 AUTO_OL_CNT[1:0] LRA_AUTO_OPEN_LOOP PLAYBACK_INTERVAL BLANKING_TIME[3:2] IDISS_TIME[3:2]
0x20 0x33 Reserved OL_LRA_PERIOD[6:0]
0x21 0x00 VBAT[7:0]
0x22 0x00 LRA_PERIOD[7:0]