DRV8808 Datasheet, PDF (5/38 Pages) Texas Instruments – COMBINATION MOTOR DRIVER WITH DC-DC CONVERTER

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# CSELECT
DRV8808
SLVS857A – DECEMBER 2009 – REVISED AUGUST 2011
Internal
3.3-V
Supply
200 kW
(±40%)
1) Pin open, 3 V to 3.3 V
A /OFF, B /ON, C /ON
2) External R to GND (200 kW ± 10%)
1.3 V to 2 V
A /OFF, B /ON, C /OFF
3) GND, 0 V to 0.3 V
A /OFF, B /OFF, C /OFF
GND
Soft-Start
Control
# Enable_X
# Phase _X
# nSLEEP
# A_CONT
Hysteresis
100 kW
(±30%)
GND _GND
Internal
3.3-V
Supply
200 kW
(±40%)
Serial Interface
# nWAKEUP
# nReset
Hysteresis
Deglitch
Reset Control
GND
Deglitch is for nReset only.
nReset pulled up to 3.3 V internal.
nWAKEUP pulled up to 8 V internal.
Figure 1. Input Pin Configuration
External
3.3-V
Supply
# TH_OUT
# LOGIC_OUT
# nORT
1 kW
(External)
GND
Figure 2. Open-Drain Output Pin Configuration
Copyright © 2009–2011, Texas Instruments Incorporated
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