
Electrical performance characteristics
Figure 3. DO Loading for Disable Time Measurement
+5 V
Vcc
1kΩ
4.0 V
DOdis
DO
1.0 V
0V
1kΩ
CS
L9733
DO
Figure 4. SPI Input/Output Slew Rate
SCLKwid
SCLKlm
SCLKhm
90%
SCLKrise
10%
SCLK
SCLKfall
CSrise
10%
90% CS
CSfall
DIrise
10%
90% DI
DIfall
DOrise
10%
90% DO
DOfall
Figure 5. SPI Timing Diagram
CSlead
DOa
DOsum
FAULT LSB
DOhm
FAULT MSB
CS
CSlag
SCLK
DOdis
DO
DI
DI
DI LSB
DI MSB
DIsus
DIhs
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