JAJSF38F
May 2014 – March 2018
DRV2604L
PRODUCTION DATA.
1
特長
2
アプリケーション
3
概要
概略回路図
4
改訂履歴
5
概要(続き)
6
Pin Configuration and Functions
Pin Functions
Pin Functions
7
Specifications
7.1
Absolute Maximum Ratings
7.2
ESD Ratings
7.3
Recommended Operating Conditions
7.4
Thermal Information
7.5
Electrical Characteristics
7.6
Timing Requirements
7.7
Switching Characteristics
7.8
Typical Characteristics
8
Parameter Measurement Information
8.1
Test Setup for Graphs
8.1.1
Default Test Conditions
9
Detailed Description
9.1
Overview
9.2
Functional Block Diagram
9.3
Feature Description
9.3.1
Support for ERM and LRA Actuators
9.3.2
Smart-Loop Architecture
9.3.2.1
Auto-Resonance Engine for LRA
9.3.2.2
Real-Time Resonance-Frequency Reporting for LRA
9.3.2.3
Automatic Switch to Open-Loop for LRA
9.3.2.4
Automatic Overdrive and Braking
9.3.2.4.1
Startup Boost
9.3.2.4.2
Brake Factor
9.3.2.4.3
Brake Stabilizer
9.3.2.5
Automatic Level Calibration
9.3.2.5.1
Automatic Compensation for Resistive Losses
9.3.2.5.2
Automatic Back-EMF Normalization
9.3.2.5.3
Calibration Time Adjustment
9.3.2.5.4
Loop-Gain Control
9.3.2.5.5
Back-EMF Gain Control
9.3.2.6
Actuator Diagnostics
9.3.2.7
Automatic Re-Synchronization
9.3.3
Open-Loop Operation for LRA
9.3.4
Open-Loop Operation for ERM
9.3.5
Flexible Front-End Interface
9.3.5.1
PWM Interface
9.3.5.2
Internal Memory Interface
9.3.5.2.1
Waveform Sequencer
9.3.5.2.2
Library Parameterization
9.3.5.3
Real-Time Playback (RTP) Interface
9.3.5.4
Analog Input Interface
9.3.5.5
Input Trigger Option
9.3.5.5.1
I2C Trigger
9.3.5.5.2
Edge Trigger
9.3.5.5.3
Level Trigger
9.3.5.6
Noise Gate Control
9.3.6
Edge Rate Control
9.3.7
Constant Vibration Strength
9.3.8
Battery Voltage Reporting
9.3.9
One-Time Programmable (OTP) Memory for Configuration
9.3.10
Low-Power Standby
9.3.11
I2C Watchdog Timer
9.3.12
Device Protection
9.3.12.1
Thermal Protection
9.3.12.2
Overcurrent Protection of the Actuator
9.3.12.3
Overcurrent Protection of the Regulator
9.3.12.4
Brownout Protection
9.4
Device Functional Modes
9.4.1
Power States
9.4.1.1
Operation With VDD < 2 V (Minimum VDD)
9.4.1.2
Operation With VDD > 5.5 V (Absolute Maximum VDD)
9.4.1.3
Operation With EN Control
9.4.1.4
Operation With STANDBY Control
9.4.1.5
Operation With DEV_RESET Control
9.4.1.6
Operation in the Active State
9.4.2
Changing Modes of Operation
9.4.3
Operation of the GO Bit
9.4.4
Operation During Exceptional Conditions
9.4.4.1
Operation With No Actuator Attached
9.4.4.2
Operation With a Non-Moving Actuator Attached
9.4.4.3
Operation With a Short at REG Pin
9.4.4.4
Operation With a Short at OUT+, OUT–, or Both
9.5
Programming
9.5.1
Auto-Resonance Engine Programming for the LRA
9.5.1.1
Drive-Time Programming
9.5.1.2
Current-Dissipation Time Programming
9.5.1.3
Blanking Time Programming
9.5.1.4
Zero-Crossing Detect-Time Programming
9.5.2
Automatic-Level Calibration Programming
9.5.2.1
Rated Voltage Programming
9.5.2.2
Overdrive Voltage-Clamp Programming
9.5.3
I2C Interface
9.5.3.1
General I2C Operation
9.5.3.2
Single-Byte and Multiple-Byte Transfers
9.5.3.3
Single-Byte Write
9.5.3.4
Multiple-Byte Write and Incremental Multiple-Byte Write
9.5.3.5
Single-Byte Read
9.5.3.6
Multiple-Byte Read
9.5.4
Programming for Open-Loop Operation
9.5.4.1
Programming for ERM Open-Loop Operation
9.5.4.2
Programming for LRA Open-Loop Operation
9.5.5
Programming for Closed-Loop Operation
9.5.6
Auto Calibration Procedure
9.5.7
Programming On-Chip OTP Memory
9.5.8
Waveform Playback Programming
9.5.8.1
Data Formats for Waveform Playback
9.5.8.1.1
Open-Loop Mode
9.5.8.1.2
Closed-Loop Mode, Unidirectional
9.5.8.1.3
Closed-Loop Mode, Bidirectional
9.5.8.2
Waveform Setup and Playback
9.5.8.2.1
Waveform Playback Using RTP Mode
9.5.8.2.2
Waveform Playback Using the Analog-Input Mode
9.5.8.2.3
Waveform Playback Using PWM Mode
9.5.8.2.4
Loading Data to RAM
9.5.8.2.4.1
Header Format
9.5.8.2.4.2
RAM Waveform Data Format
9.5.8.2.5
Waveform Sequencer
9.5.8.2.6
Waveform Triggers
9.6
Register Map
9.6.1
Status (Address: 0x00)
Table 3.
Status Register Field Descriptions
9.6.2
Mode (Address: 0x01)
Table 4.
Mode Register Field Descriptions
9.6.3
Real-Time Playback Input (Address: 0x02)
Table 5.
Real-Time Playback Input Register Field Descriptions
9.6.4
HI_Z (Address: 0x03)
Table 6.
HI_Z Register Field Descriptions
9.6.5
Waveform Sequencer (Address: 0x04 to 0x0B)
Table 7.
Waveform Sequencer Register Field Descriptions
9.6.6
GO (Address: 0x0C)
Table 8.
GO Register Field Descriptions
9.6.7
Overdrive Time Offset (Address: 0x0D)
Table 9.
Overdrive Time Offset Register Field Descriptions
9.6.8
Sustain Time Offset, Positive (Address: 0x0E)
Table 10.
Sustain Time Offset, Positive Register Field Descriptions
9.6.9
Sustain Time Offset, Negative (Address: 0x0F)
Table 11.
Sustain Time Offset, Negative Register Field Descriptions
9.6.10
Brake Time Offset (Address: 0x10)
Table 12.
Brake Time Offset Register Field Descriptions
9.6.11
Rated Voltage (Address: 0x16)
Table 13.
Rated Voltage Register Field Descriptions
9.6.12
Overdrive Clamp Voltage (Address: 0x17)
Table 14.
Overdrive Clamp Voltage Register Field Descriptions
9.6.13
Auto-Calibration Compensation Result (Address: 0x18)
Table 15.
Auto-Calibration Compensation-Result Register Field Descriptions
9.6.14
Auto-Calibration Back-EMF Result (Address: 0x19)
Table 16.
Auto-Calibration Back-EMF Result Register Field Descriptions
9.6.15
Feedback Control (Address: 0x1A)
Table 17.
Feedback Control Register Field Descriptions
9.6.16
Control1 (Address: 0x1B)
Table 18.
Control1 Register Field Descriptions
9.6.17
Control2 (Address: 0x1C)
Table 19.
Control2 Register Field Descriptions
9.6.18
Control3 (Address: 0x1D)
Table 20.
Control3 Register Field Descriptions
9.6.19
Control4 (Address: 0x1E)
Table 21.
Control4 Register Field Descriptions
9.6.20
Control5 (Address: 0x1F)
Table 22.
Control5 Register Field Descriptions
9.6.21
LRA Open Loop Period (Address: 0x20)
Table 23.
LRA Open Loop Period Register Field Descriptions
9.6.22
V(BAT) Voltage Monitor (Address: 0x21)
Table 24.
V(BAT) Voltage-Monitor Register Field Descriptions
9.6.23
LRA Resonance Period (Address: 0x22)
Table 25.
LRA Resonance-Period Register Field Descriptions
9.6.24
RAM-Address Upper Byte (Address: 0xFD)
Table 26.
RAM-Address Upper-Byte Register Field Descriptions
9.6.25
RAM-Address Lower Byte (Address: 0xFE)
Table 27.
RAM Address Lower Byte Register Field Descriptions
9.6.26
RAM Data Byte (Address: 0xFF)
Table 28.
RAM-Data Byte Register Field Descriptions
10
Application and Implementation
10.1
Application Information
10.2
Typical Application
10.2.1
Design Requirements
10.2.2
Detailed Design Procedure
10.2.2.1
Actuator Selection
10.2.2.1.1
Eccentric Rotating-Mass Motors (ERM)
10.2.2.1.2
Linear Resonance Actuators (LRA)
10.2.2.1.2.1
Auto-Resonance Engine for LRA
10.2.2.2
Capacitor Selection
10.2.2.3
Interface Selection
10.2.2.4
Power Supply Selection
10.2.3
Application Curves
10.3
Initialization Setup
10.3.1
Initialization Procedure
10.3.2
Typical Usage Examples
10.3.2.1
Play a Waveform or Waveform Sequence from the RAM Waveform Memory
10.3.2.2
Play a Real-Time Playback (RTP) Waveform
10.3.2.3
Play a PWM or Analog Input Waveform
11
Power Supply Recommendations
12
Layout
12.1
Layout Guidelines
12.1.1
Trace Width
12.2
Layout Example
13
デバイスおよびドキュメントのサポート
13.1
ドキュメントのサポート
13.1.1
関連資料
13.2
ドキュメントの更新通知を受け取る方法
13.3
コミュニティ・リソース
13.4
商標
13.5
静電気放電に関する注意事項
13.6
Glossary
14
メカニカル、パッケージ、および注文情報
パッケージ・オプション
メカニカル・データ(パッケージ|ピン)
DGS|10
MPDS035C
YZF|9
MXBG027N
サーマルパッド・メカニカル・データ
発注情報
jajsf38f_oa
jajsf38f_pm
9.3.12
Device Protection