DRV2624 Datasheet, PDF (5/79 Pages) Texas Instruments – DRV2624 Ultra Low Power Closed-Loop LRA/ERM Haptic Driver with Internal Memory

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DRV2624
SLOS893A – DECEMBER 2015 – REVISED DECEMBER 2015
6.5 Electrical Characteristics
T_A = 25 °C, V_DD = 3.6 V (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_IL
Digital low-level input voltage
V_IH
Digital high-level input voltage
V_OL
Digital low-level output voltage
NRST, TRIG/INTZ, SDA, SCL
V_DD = 5.5 V, V_I = 0 V
SDA, SCL
V_DD = 5.5 V, V_I = V_DD
NRST
V_DD = 5.5 V, V_I = V_DD
TRIG/INTZ
V_DD = 5.5 V, V_I = V_DD
NRST, TRIG/INTZ, SDA, SCL
NRST, TRIG/INTZ, SDA, SCL
TRIG/INTZ, SDA
3-mA sink current
R_DS(on)
Drain-source on-state resistance (LS +
HS)
I_(SD)
I_(STBY)
Shutdown current
Standby current
V_(NRST) = 0 V
V_(NRST) = V_DD
In stand-by mode
I_(Q)
Quiescent current
V_(NRST) = V_DD
In idle mode - no signal
Z_O(SD)
Z_O(STBY)
Z_LOAD(th)
Output impedance in shutdown
Output impedance in standby
Load impedance threshold for over-
current detection
OUT+ to GND, OUT– to GND
OUT+ to GND, OUT– to GND
OUT+ to GND, OUT– to GND
MIN
TYP
MAX UNIT
1.84
V
100
nA
0.1
1
µA
2.7
3.5
0.4
V
1.41
V
0.4
V
0.75
Ω
105
180
nA
1.55
2
µA
2.5
mA
15
kΩ
15
kΩ
4
Ω
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
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
Setup time, SCL to stop condition
6.7 Switching Characteristics
T_A = 25 °C, V_DD = 3.6 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
t_(on)
t_(start)
f_O(PWM)
Device startup time
Waveform startup time
PWM output frequency (in OUT+
and OUT-)
from shutdown standby
from trigger to output signal
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
1
ms
1
ms
20.5
kHz
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