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DRV8889-Q1 Datasheet(PDF) 7 Page - Texas Instruments

Part No. DRV8889-Q1
Description  DRV8889-Q1, DRV8889A-Q1 Automotive Stepper Driver with Integrated Current Sense, 1/256 Micro-Stepping, and Stall Detection
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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DRV8889-Q1 Datasheet(HTML) 7 Page - Texas Instruments

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6.5 Electrical Characteristics
Over recommended operating conditions unless otherwise noted. Typical limits apply for TJ = 25°C and VVM =
13.5 V
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
POWER SUPPLIES (VM, DVDD, VSDO)
IVM
VM operating supply current
DRVOFF = 0, nSLEEP = 1, No output
5
7
mA
IVMQ
VM sleep mode supply current
nSLEEP = 0
2
4
μA
tSLEEP
Sleep time
nSLEEP = 0 to sleep-mode
75
μs
tRESET
nSLEEP reset pulse
nSLEEP low to only clear fault
registers
18
35
μs
tWAKE
Wake-up time
DRV8889-Q1, nSLEEP = 1 to output
transition
0.6
0.9
ms
DRV8889A-Q1, nSLEEP = 1 to SPI
ready
100
200
μs
tON
Turn-on time
DRV8889-Q1, VM > UVLO to output
transition
0.6
0.9
ms
DRV8889A-Q1, SPI ready, VM >
UVLO to output transition
0.4
0.9
ms
VDVDD
Internal regulator voltage
No external load, 6 V < VVM < 45 V
4.5
5
5.5
V
CHARGE PUMP (VCP, CPH, CPL)
VVCP
VCP operating voltage
VM + 5
V
f(VCP)
Charge pump switching
frequency
VVM > UVLO; nSLEEP = 1
400
kHz
LOGIC-LEVEL INPUTS (STEP, DIR, nSLEEP, nSCS, SCLK, SDI, DRVOFF)
VIL
Input logic-low voltage
0
0.6
V
VIH
Input logic-high voltage
1.5
5.5
V
VHYS
Input logic hysteresis
150
mV
IIL1
Input logic-low current
VIN = 0 V (nSCS, DRVOFF)
8
12
μA
IIL2
Input logic-low current
VIN = 0 V
–1
1
μA
IIH1
Input logic-high current
VIN = DVDD (nSCS, DRVOFF)
500
nA
IIH2
Input logic-high current
VIN = 5 V
50
μA
PUSH-PULL OUTPUT (SDO)
RPD,SDO
Internal pull-down resistance
5mA load, with respect to GND
40
75
RPU,SDO
Internal pull-up resistance
5mA load, with respect to VSDO
30
60
ISDO
SDO Leakage Current
SDO = VSDO and 0V
-1
1
μA
CONTROL OUTPUTS (nFAULT)
VOL
Output logic-low voltage
IO = 5 mA
0.4
V
IOH
Output logic-high leakage
VVM = 13.5 V
–1
1
μA
www.ti.com
DRV8889-Q1
SLVSEE9C – APRIL 2020 – REVISED AUGUST 2020
Copyright © 2020 Texas Instruments Incorporated
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