DRV3203-Q1 Datasheet, PDF (11/39 Pages) Texas Instruments – DRV3203-Q1 Three-Phase Brushless Motor Driver

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CS
SCK
tlead
tpw
tpw
Not Recommended for New Designs
DRV3203-Q1
SLVSC09B – MAY 2013 – REVISED JULY 2016
ttwaitt
tlag
DIN
DOUT
MSB D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 LSB
th
tsu
MSB D14 D13 D12 D11 D10 D9 D8 D7 D6 D5 D4 D3 D2 D1 LSB
HiZ
ten
tdel
Figure 2. SPI Timing Diagram
CTLUH
CTLVH
CTLWH
CTLUL
CTLVL
CTLWL
UH
VH
WH
th-ondly
80%
20%
th-on(th-ondly + ton_h)
th-offdly
80%
20%
th-off(th-offdly + toff_h)
UL
80%
VL
WL
20%
80%
20%
tl-offdly
tl-off(tl-offdly + toff_l)
tl-ondly
tl-on(tl-ondly + ton_l)
NOTE: This diagram excludes dead time to explain the timing parameters of the pre-driver.
Figure 3. Delay Time From Input to Output
HiZ
tdis
xHS
NGND
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