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DRV8889-Q1 Datasheet(PDF) 9 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) 9 Page - Texas Instruments

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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
THYS_OTSD Thermal shutdown hysteresis
Die temperature TJ
20
°C
THYS_OTW
Overtemperature warning
hysteresis
Die temperature TJ
20
°C
THYS_UTW
Undertemperature warning
hysteresis
Die temperature TJ
10
°C
6.6 SPI Timing Requirements
MIN
NOM
MAX
UNIT
t(READY)
SPI ready, VM > VRST
1
ms
t(CLK)
SCLK minimum period
100
ns
t(CLKH)
SCLK minimum high time
50
ns
t(CLKL)
SCLK minimum low time
50
ns
tsu(SDI)
SDI input setup time
20
ns
th(SDI)
SDI input hold time
30
ns
td(SDO)
SDO output delay time, SCLK high to SDO valid, CL = 20 pF
30
ns
tsu(nSCS)
nSCS input setup time
50
ns
th(nSCS)
nSCS input hold time
50
ns
t(HI_nSCS)
nSCS minimum high time before active low
2
µs
tdis(nSCS)
nSCS disable time, nSCS high to SDO high impedance
10
ns
www.ti.com
DRV8889-Q1
SLVSEE9C – APRIL 2020 – REVISED AUGUST 2020
Copyright © 2020 Texas Instruments Incorporated
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Product Folder Links: DRV8889-Q1


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