Datasheet
Table Of Contents
- FEATURES
- APPLICATIONS
- DESCRIPTION
- PINOUT INFORMATION
- ABSOLUTE MAXIMUM RATINGS
- THERMAL INFORMATION
- RECOMMENDED OPERATING CONDITIONS
- ELECTRICAL CHARACTERISTICS
- TIMING REQUIREMENTS
- TYPICAL CHARACTERISTICS
- SYSTEM DIAGRAMS
- APPLICATION INFORMATION
- ECCENTRIC ROTATING MASS MOTORS (ERM)
- LINEAR RESONANCE ACTUATORS (LRA)
- AUTO-RESONANCE ENGINE FOR LRA
- OPEN LOOP OPERATION FOR LRA
- SMART LOOP ARCHITECTURE
- AUTO CALIBRATION
- WAVEFORM LIBRARIES
- WAVEFORM SEQUENCER
- LIBRARY PARAMETERIZATION
- REAL-TIME PLAYBACK (RTP) MODE
- MULTI-MODE INPUT PIN (IN/TRIG)
- DEVICE ENABLE
- CONSTANT VIBRATION STRENGTH
- EDGE RATE CONTROL
- CAPACITOR SELECTION
- MODES OF OPERATION
- BLOCK DIAGRAM
- GENERAL I2C OPERATION
- SINGLE-BYTE AND MULTIPLE-BYTE TRANSFERS
- SINGLE-BYTE WRITE
- MULTIPLE-BYTE WRITE AND INCREMENTAL MULTIPLE-BYTE WRITE
- SINGLE-BYTE READ
- MULTIPLE-BYTE READ
- REGISTER MAP
- DEVICE PROGRAMMING
- WAVEFORM LIBRARY EFFECTS LIST
- PCB LAYOUT RECOMMENDATIONS
- Revision History
V
REF
AC_Couple
Duty Cycle
Detection
nPWM_Analog
Internal Trigger
External Trigger
PWM/Analog
I
2
C
Control
Control Bits
Diagnostic
Engine
AutoCal
Engine
RTP
RatedVoltage[7:0]
Mode[2:0]
0
1
2
3
4
5
6
7
0
1
2
3
4
5
6
7
ROM
LibrarySel[2:0]
Waveform
Sequencer
Playback
Engine
0
1
0
1
PWM
¸128
A/D
A/D
VDD
VBAT[7:0]
Supply
Compensation
SupplyCompDis
Drive
Gain
+
LRA_OpenLoop
ERM_OpenLoop
_
Loop
Gain
[1:0]
OD
Clamp
[7:0]
PWM
Controller
Driver
ERM_LRA
A/D
Auto Calibration Results
AutoCalComp[7:0]
AutoCalBEMF[7:0]
BEMFGain[1:0]
[1:0]
BlankingTime[1:0]
IDissTime[1:0]
HiZ
OUT+
OUT-
IN/TRIG
SDA
SCL
Audio to Haptics
LRA_Period[7:0]
Smart Loop
Controller
SampleTime
DRV2605
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SLOS825B –DECEMBER 2012–REVISED JANUARY 2014
BLOCK DIAGRAM
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