DRV8846_15 Datasheet, PDF (10/35 Pages) Texas Instruments – DRV8846 Dual H-Bridge Stepper Motor Driver

DRV8846
SLLSEK2 – JUNE 2014
8.2 Functional Block Diagram
VM
0.1 µF
VM
+
10 µF
VREF
nENBL
STEP
DIR
M0
M1
I0
I1
TOFF_SEL
VINT
nSLEEP
nFAULT
ADEC
DEC0
DEC1
VM
Internal Ref and
Regs
VM
VINT
VINT
VINT
Gate
Drive
and
VM
OCP
VINT
ISEN
VINT
Logic VREF
VM
Gate
Drive
and
VM
OCP
VINT
VINT
Over-
Temp
VREF
ISEN
PPAD
GND
VINT
2.2 µF
AOUT1
AOUT2
AISEN
BOUT1
BOUT2
BISEN
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Step
Motor
10
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