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L9950 数据表(PDF) 18 Page - STMicroelectronics

部件名 L9950
功能描述  Door actuator driver
PDF  39 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L9950 数据表(HTML) 18 Page - STMicroelectronics

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Electrical specifications
L9950 - L9950XP
18/39
Doc ID 10311 Rev 11
Figure 6.
SPI - DO enable and disable time
Figure 7.
SPI - driver turn-on/off timing, minimum csn hi time
CSN
t
f in
r in
t
DO
DO
en DO tri L
t
t
dis DO L tri
50%
0.8 VCC
0.2 VCC
50%
50%
en DO tri H
t
t
dis DO H tri
C = 100 pF
L
C = 100 pF
L
pull-up load to VCC
pull-down load to GND
CSN
dON
t
20%
80%
tr in
f in
t
OFF
t
dOFF
t
OFF state
ON state
OFF state
ON state
ON
t
output current
of a driver
50%
50%
80%
20%
20%
80%
50%
output current
of a driver
CSN low to high: data from shift register
is transferred to output power switches
t
CSN_HI,min



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