STUSB06E View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'STUSB06E' PDF : 20 Pages View PDF
Functional tables
7
Functional tables
STUSB06E
Table 9. Standard mode (see Table 12)
SUSPEND OE# D+, D-
RCV
VP, VM
Function
L
L
Driving
Active
Active
Normal driving
L
H Receiving Active
Active
Receiving
H
L
Driving Inactive (1) Active
Driving during suspend (Differential receiver
inactive)
H
H
High-Z Inactive (1) Active
Low-power state
1. In suspend mode the differential receiver is inactive and RCV is LOW.
Table 10. Standard mode driving (OE#=LOW)
FSE0
VO
L
L
L
H
H
L
H
H
D+, D-
Differential logic 0
Differential logic 1
SE0
SE0
Table 11. Standard mode receiving (OE#=HIGH)
D+,D-
RCV
VP
VM
Differential logic 0
L
L
H
Differential logic 1
H
H
L
SE0
RCV (1)
L
L
1. RCV holds the status it had just before SE0.
Table 12. Pull-up setting mode (speed selection and charger detection)
Suspend Softcon Speed#
Function
0
0
0 No 1.5 kΩ pull-up
FS
USB standard mode, default
state
0
1
0 1.5 kΩ pull-up
FS USB standard mode
0
0
1 No 1.5 kΩ pull-up
LS USB standard mode
0
1
1
Pull-up ON (1.5 kΩ) after detecting
SE0 RCV=”0”
FS Suspend, conditional pull-up
1
0
0 No 1.5 kΩ pull-up
FS Suspend standard mode
1
1
0 1.5 kΩ Pull-up
FS Suspend standard mode
1
0
1 No 1.5 kΩ pull-up
LS Suspend standard mode
1
1
1 No 1.5 kΩ pull-up, RCV=”0”
FS/X USB mode & Rwpu ON (150 kΩ)
14/20
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