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L9942 Folha de dados(PDF) 31 Page - STMicroelectronics

Nome de Peças L9942
Descrição Electrónicos  Integrated stepper motor driver for bipolar stepper motors with microstepping and programmable current profile
PDF  40 Pages
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Fabricante Electrônico  STMICROELECTRONICS [STMicroelectronics]
Página de início  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9942 Folha de dados(HTML) 31 Page - STMicroelectronics

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L9942
Logic with SPI - electrical characteristics
Doc ID 11778 Rev 7
31/40
Figure 12.
SPI - DO valid data delay time and valid time
Figure 13.
DO enable and disable time
0.8 VCC
0.8 VCC
0.8 VCC
0.2 VCC
0.2 VCC
0.2 VCC
CLK
DO
(low to high)
DO
(highto low)
0.5 VCC
t
rin
t
rDO
t
f DO
t
dDO
t
f in
CS N
t
f i n
r i n
t
DO
DO
e n D O tr i L
t
t
di s D O L t r i
50 %
0. 8 V C C
0. 2 V C C
50 %
50 %
e n D O tr i H
t
t
di s D O H t r i
C
= 10 0 p F
L
C
= 10 0 p F
L
pu l l - u p l o a d t o V C C
pu l l - d o w n l o ad t o G N D



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