STUSB03E Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
componentes Descripción
Fabricante
STUSB03E Datasheet PDF : 20 Pages
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STUSB03E
3 Functional tables
Functional tables
Table 2. Function selection
SUS
OE#
D+, D-
RCV
VP/VM
Function
L
L
Driving
Active
Active Normal transmit mode
L
H
Receiving Active
Active Normal receive mode
H
L
Hi-Z
L
Not Active Low power state
H
H
Hi-Z
L
Active Receiving during suspend (low power state) (1)
(1) During suspend VP and VM are active in order to detect out of band signalling conditions
Table 3. Sharing mode pin configuration
Input/output
VBUS
VIF
D+, D-,
VP, VM
RCV
SPD
VBUSDET
VPU
#OE, SUS, CON
Status
Floating or connected to GND
1.6V to 3.6V input
High impedance
High
Low
High impedance
Low
High impedance
High impedance inputs
Table 4. VPU Status
SPD
H
H
H
L
L
RSEL
H
L
L
X
X
CON
X
L
H
L
H
VPU
High impedance
High impedance
3.3V ± 10%
High impedance
3.3V ± 10%
Table 5. Truth table during normal Mode
OE# = L
Input
VP
VM
D+
L
L
L
L
H
L
H
L
H
H
H
X
OE# = H
Input
D+
D-
VP
L
L
L
L
H
L
H
L
H
H
H
X
X = Undefined
Output
D-
L
H
L
X
Output
VM
L
H
L
X
RCV
X
L
H
X
RCV
X
L
H
X
Result
SE0
Logic Low
Logic High
Undefined
RESULT
SE0
Logic Low
Logic High
Undefined
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