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L9177 Datasheet(PDF) 28 Page - STMicroelectronics

Part # L9177
Description  Peripheral on chip for low end engine control
PDF  49 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L9177 Datasheet(HTML) 28 Page - STMicroelectronics

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Functional description
L9177
28/49
DocID17617 Rev 1
4
Functional description
4.1
Chip working conditions
Table 25. L9177 outputs working conditions
-
Standby
Run
mode
VB_OV
VB_UV
Reset
Over current
Thermal
warning
VDD_SB regulator
ON
ON
ON
ON
ON
Current limitation
ON
VDD regulator
OFF
ON
OFF
OFF
ON
Current limitation
OFF if linked with
VDD current
limitation
VDD_TRK regulator
OFF
ON
OFF
OFF
ON
Current limitation
OFF if linked with
VDD_TRK
current limitation
All LS drivers
OFF
ON
OFF
OFF
OFF
Over current
switch off
ON
Diagnostics of all LS
drivers
OFF
ON
OFF
OFF
ON
-
ON
HS Driver
OFF
ON
OFF
OFF
OFF
Current limitation
ON
Stepper Motor
Driver
OFF
ON
OFF
OFF
OFF
Over current
switch off
ON
K-line Transceiver
OFF
ON
OFF
OFF
OFF
Current limitation
ON
VRS
OFF
ON
OFF
OFF
OFF
-
ON
SPI
Default
Default
Default
Default
Default
ON
ON



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