l99h01 STMicroelectronics, l99h01 Datasheet - Page 23

• Manufacturer Part Number: l99h01
• Description: Motor Bridge Driver For Automotive Applications
• Manufacturer: STMicroelectronics

L99H01
Figure 6.
Figure 7.
e.g.OUT1
CSN
CLK
DI
CSN
CLK
DO
DI
SPI - transfer timing diagram
SPI - input timing
15
15
CSN high to low: DO enabled
14 13 12
14 13 12
DI: data will be accepted on the rising edge of CLK signal
DO: data will change on the falling edge of CLK signal
t
set CSN
fault bit
Doc ID 15567 Rev 3
t
set DI
11 10 9
11 10 9
Valid
CSN low to high: actual data is
transferred to output power switches
status information
t
hold DI
actual data
old data
t
CLKH
7
8
8
7
9
6
t
CLKL
8
5
7
4
Valid
6
3
5
2
t
se t CLK
4
1
3
0
Electrical specifications
actual data
new data
15
15 1
0
0.8 VCC
0.2 VCC
0.8 VCC
0.2 VCC
0.8 VCC
0.2 VCC
14
1
time
time
time
time
time
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