DRV2605L-Q1 Datasheet, PDF (5/67 Pages) Texas Instruments – Automotive Haptic Driver for LRA and ERM

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DRV2605L-Q1
SLOS874A – OCTOBER 2015 – REVISED OCTOBER 2015
6.5 Electrical Characteristics
V_DD = 3.6 V over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
V_(REG)
I_IL
Voltage at the REG pin
Digital low-level input current
I_IH
Digital high-level input current
V_OL
I_(SD)
I_I(standby)
I_Q
Z_I
V_{(CM_ANA)}
Digital low-level output voltage
Shutdown current. T_A = 25°C
Standby current. T_A = 25°C
Quiescent current
Input impedance
IN/TRIG common-mode voltage
(AC-coupled)
EN, IN/TRIG, SDA, SCL
V_DD = 5.2 V , V_I = 0 V
IN/TRIG, SDA, SCL
V_DD = 5.2 V, V_I = V_DD
EN
V_DD = 5.2 V, V_I = V_DD
SDAI_OL= 4 mA
V_(EN) = 0 V
V_(EN) = 1.8 V, STANDBY = 1
V_(EN) = 1.8 V, STANDBY = 0, no signal
IN/TRIG to V_{(CM_ANA)}
AC_COUPLE = 1
Z_O(SD)
Z_L(th)
Output impedance in shutdown
Load impedance threshold for
over-current detection
OUT+ to GND, OUT– to GND
OUT+ to GND, OUT– to GND
I_{(BAT_AV)}
Average battery current during
operation
Duty cycle = 90%, LRA mode, no load
Duty cycle = 90%, ERM mode, no load
MIN
TYP
MAX UNIT
1.83
V
1 µA
1
µA
3.5
0.4 V
4
7 µA
4.1
7 µA
0.5
0.65 mA
100
kΩ
0.9
V
15
kΩ
4
Ω
2.4
3.5
mA
2.3
3.5
6.6 Timing Requirements
T_A = 25°C, V_DD = 3.6 V (unless otherwise noted)
ƒ_(SCL)
t_w(H)
t_w(L)
t_su(1)
t_h(1)
t_(BUF)
t_su(2)
t_h(2)
t_su(3)
Frequency at the SCL pin with no wait states
Pulse duration, SCL high
Pulse duration, SCL low
Setup time, SDA to SCL
See Figure 1.
Hold time, SCL to SDA
Bus free time between stop and start
condition
Setup time, SCL to start condition
Hold time, start condition to SCL
See Figure 2.
Setup time, SCL to stop condition
6.7 Switching Characteristics
V_DD = 3.6 V over operating free-air temperature range (unless otherwise noted)
PARAMETER
TEST CONDITIONS
t_(start)
Start-up time
Time from the GO bit or external trigger
command to output signal
Time from EN high to output signal
(PWM/Analog Modes)
ƒ_O(PWM)
PWM Output Frequency
MIN
NOM
MAX UNIT
400 kHz
0.6
µs
1.3
µs
100
ns
10
ns
1.3
µs
0.6
µs
0.6
µs
0.6
µs
MIN
TYP
MAX UNIT
0.7
ms
1.17
19.5
20.5
21.5 kHz
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