L9949 STMicroelectronics, L9949 Datasheet - Page 17
![IC DRIVER DOOR ACTUATOR PWRSO-20](/photos/33/27/332775/powerso-20_sml.jpg)
L9949
Manufacturer Part Number
L9949
Description
IC DRIVER DOOR ACTUATOR PWRSO-20
Manufacturer
STMicroelectronics
Type
Door Actuator Driverr
Datasheet
1.L9949TR.pdf
(20 pages)
Specifications of L9949
Applications
Automotive
Current - Supply
7mA
Voltage - Supply
7 V ~ 28 V
Operating Temperature
-40°C ~ 150°C
Mounting Type
Surface Mount
Package / Case
PowerSO-20 Exposed Bottom Pad
Product
Half-Bridge Drivers
Supply Current
20 mA
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
L9949TR
Manufacturer:
ST
Quantity:
20 000
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
(low to high)
(high to low)
pull-down load to GND
CSN
CLK
DI
CLK
pull-up load to V
DO
DO
C
C
L
L
=100pF
=100pF
CSN
DO
DO
CC
t
t
set CSN
d DO
t
f in
t
set DI
t
Valid
r DO
t
f DO
t
f in
t
t
hold DI
en DO tri L
t
CLKH
t
en DO tri H
t
CLKL
Valid
t
set CLK
t
r in
t
r in
t
dis DO L tri
t
dis DO H tri
0.8 V
0.2 V
0.8 V
0.2 V
0.8 V
0.2 V
0.8 V
0.2 V
50%
50%
50%
0.8 V
0.5 V
0.2 V
0.7 V
0.3 V
0.7 V
0.3 V
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
CC
L9949
17/20