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L9949 Datasheet(PDF) 17 Page - STMicroelectronics

Part # L9949
Description  DOOR ACTUATOR DRIVER
PDF  20 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9949 Datasheet(HTML) 17 Page - STMicroelectronics

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L9949
Figure 9. SPI-interface - Input Timing
Figure 10. Data Out Valid Data Delay Time and Valid Time
Figure 11. SPI-Interface - Data Out Enable and Disable Time
0.8 V
CC
0.8 V
CC
0.8 V
CC
0.2 V
CC
0.2 V
CC
0.2 V
CC
Valid
Valid
t
set CSN
CSN
CLK
DI
t
CLKH
t
set CLK
t
CLKL
t
hold DI
t
set DI
0.8 V
CC
0.7 V
CC
0.7 V
CC
0.2 V
CC
0.3 V
CC
0.3 V
CC
t
f in
CLK
t
r in
DO
(low to high)
DO
(high to low)
0.5 V
CC
t
r DO
t
f DO
t
d DO
CSN
t
f in
r in
t
DO
pull-up load to VCC
CL =100pF
en DO tri L
t
t
dis DO L tri
50%
0.8 V
CC
0.2 V
CC
50%
50%
DO
pull-down load to GND
CL =100pF
en DO tri H
t
t
dis DO H tri



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