DRV8811 Datasheet, PDF (7/19 Pages) Texas Instruments – STEPPER MOTOR CONTROLLER IC

DRV8811
www.ti.com ................................................................................................................................................. SLVS865D – SEPTEMBER 2008 – REVISED JULY 2009
TIMING REQUIREMENTS
over operating free-air temperature range (unless otherwise noted)
f_STEP
t_WH(STEP)
t_WL(STEP)
t_SU(STEP)
t_H(STEP)
t_WAKE
PARAMETER
Step frequency
Pulse duration, STEP high
Pulse duration, STEP low
Setup time, command to STEP rising
Hold time, command to STEP rising
Wakeup time, SLEEPn inactive to STEP
MIN MAX UNIT
500 kHz
1
µs
1
µs
200
ns
200
ns
1
ms
1
2
3
STEP
DIR, USMx
SLEEPn
45
6
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