DRV8809 Datasheet, PDF (23/44 Pages) Texas Instruments – COMBINATION MOTOR DRIVERS WITH DC-DC CONVERTERS

DRV8809
DRV8810
www.ti.com ............................................................................................................................................................... SLVS854A – JULY 2008 – REVISED JULY 2008
VREF_AB
NC
STROBE_AB
DATA_AB
CLK_AB
VREF_CD
NC
STROBE_CD
DATA_CD
CLK_CD
VREF_AB
ENABLE_SB
ENABLE_SA
PHASE_SB
PHASE_SA
Pre Drive
and
Control
Motor Drive
Output
Control A
Motor Drive
Output
Control B
OUTSA-
VM
RSA
OUTSA+
OUTSB+
VM
RSB
OUTSB-
DC
Motor
DC
Motor
VREF_CD
ENABLE_SD
Motor Drive
Output
Control C
OUTSC-
VM
RSC
DC
Motor
ENABLE_SC
PHASE_SD
PHASE_SC
Pre Drive
and
Control
Motor Drive
Output
Control D
OUTSC+
OUTSD+
VM
RSD
OUTSD-
DC
Motor
Figure 14. Motor Configuration 5, Four Small DCs
OUTA-
VM
Motor Drive
Output
Control A
RSA
Pre Drive
and
Control
OUTA+
OUTB+
Motor Drive
Output
Control B
RSB
OUTB-
OUTC-
VM
Motor Drive
Output
Control C
RSC
Pre Drive
and
Control
OUTC+
OUTD+
Motor Drive
Output
Control D
RSD
OUTD-
Figure 15. Motor Configuration 6, Single Large Stepper Motor
Stepper
Motor
Copyright © 2008, Texas Instruments Incorporated
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