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STUSB1602 数据表(PDF) 42 Page - STMicroelectronics

部件名 STUSB1602
功能描述  Power hubs and docking stations
PDF  55 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

STUSB1602 数据表(HTML) 42 Page - STMicroelectronics

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DocID028319 Rev 2
VBUS power path assertion
Table 25. Conditions for VBUS power path assertion in source power role
Pin
Electrical
value
Operation conditions
Comment
Type-C attached
state
VDD pin
monitoring
VBUS_SENSE pin
monitoring
VBUS_EN_SRC
0
Attached.SRC
or
UnorientedDebug
Accessory.SRC
or
OrientedDebug
Accessory.SRC
VDD < OVLO
if VDD pin is
supplied
VBUS is within valid
voltage range
The signal is
asserted only if all
the valid operation
conditions are met
HiZ
Any other state
VDD > OVLO
if VDD pin is
supplied
VBUS is out of valid
voltage range
The signal is
de-asserted when at
least one non valid
operation condition
is met.
Table 26. Conditions for VBUS power path assertion in sink power role
Pin
Electrical
value
Operation conditions
Comment
Type-C attached
state
VDD pin
monitoring
VBUS_SENSE pin
monitoring
VBUS_EN_SNK
0
Attached.SNK
or
Debug
Accessory.SNK
Not applicable
VBUS is within valid
voltage range
The signal is
asserted only if all
the valid operation
conditions are met
HiZ
Any other state
Not applicable
VBUS is out of valid
voltage range
The signal is
de-asserted when at
least one non valid
operation condition
is met.



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