DRV8886AT Datasheet, PDF (6/40 Pages) Texas Instruments – 2-A Stepper Motor Driver With Integrated Current Sense and AutoTune Technology

DRV8886AT
SLVSDO1 – JANUARY 2017
6.5 Electrical Characteristics
at T_A = -40 to 125°C, V_VM = 8 to 37 V (unless otherwise noted)
PARAMETER
TEST CONDITIONS
POWER SUPPLIES (VM, DVDD, AVDD)
VVM
VM operating voltage
I_VM
VM operating supply current
ENABLE = 1, nSLEEP = 1, No motor
load
I_VMQ
VM sleep mode supply current
t_SLEEP
Sleep time
t_WAKE
Wake-up time
t_ON
Turn-on time
V_DVDD
Internal regulator voltage
V_AVDD
Internal regulator voltage
CHARGE PUMP (VCP, CPH, CPL)
nSLEEP = 0; T_A = 25°C
nSLEEP = 0; T_A = 125°C⁽¹⁾
nSLEEP = 0 to sleep-mode
nSLEEP = 1 to output transition
VM > UVLO to output transition
0- to 1-mA external load
No external load
V_VCP
VCP operating voltage
LOGIC-LEVEL INPUTS (STEP, DIR, ENABLE, nSLEEP, M1)
V_IL
Input logic-low voltage
V_IH
Input logic-high voltage
V_HYS
Input logic hysteresis
I_IL
Input logic-low current
I_IH
Input logic-high current
R_PD
t_PD ⁽¹⁾
Pulldown resistance
Propagation delay
TRI-LEVEL INPUT (M0, TRQ)
VIN = 0 V
VIN = 5 V
To GND
STEP to current change
V_IL
Tri-level input logic low voltage
V_IZ
Tri-level input Hi-Z voltage
V_IH
Tri-level input logic high
voltage
I_IL
Tri-level input logic low current VIN = 0 V
I_IH
Tri-level input logic high
current
VIN = 5 V
R_PD
Tri-level pulldown resistance
R_PU
Tri-level pullup resistance
QUAD-LEVEL INPUT (DECAY)
VIN = Hi-Z, to GND
VIN = Hi-Z, to DVDD
V_I1
Quad-level input voltage 1
V_I2
Quad-level input voltage 2
V_I3
Quad-level input voltage 3
V_I4
Quad-level input voltage 4
I_O
Output current
CONTROL OUTPUTS (nFAULT)
Can set with 1% 5 kΩ to GND
Can set with 1% 15 kΩ to GND
Can set with 1% 44.2 kΩ to GND
Can set with 1% 133 kΩ to GND
To GND
V_OL
Output logic-low voltage
I_O = 1 mA, R_PULLUP = 4.7 kΩ
I_OH
Output logic-high leakage
V_O = 5 V, R_PULLUP = 4.7 kΩ
(1) Specified by design and characterization data
www.ti.com
MIN
TYP
8
5
50
0.85
0.85
2.9
3.3
4.5
5
VM + 5.5
0
1.6
200
–1
100
0
0.95
1.1
1.5
–90
65
130
0
0.24
0.71
2.12
17
22
–1
MAX UNIT
37
V
8
mA
20
μA
40
200
μs
1.5
ms
1.5
ms
3.6
V
5.5
V
V
0.8
V
5.3
V
mV
1
μA
100
μA
kΩ
1.2
μs
0.65
V
1.25
V
5.3
V
μA
155
μA
kΩ
kΩ
0.14
V
0.46
V
1.24
V
5.3
V
27.25
μA
0.5
V
1
μA
6
Submit Documentation Feedback
Product Folder Links: DRV8886AT
Copyright © 2017, Texas Instruments Incorporated