Figure 20.18 Example Of Usb Function Module External Circuitry (For External Transceiver) - Renesas HD6417641 Hardware Manual

Section 20 USB Function Module
This LSI
General output port, etc.
USB module
Note: Operation cannot be guaranteed by this example.
When the system requires countermeasures against external surge
or ESD noise, use the protection diode or noise canceller.
Figure 20.18 Example of USB Function Module External Circuitry
Rev. 4.00 Sep. 14, 2005 Page 788 of 982
REJ09B0023-0400
3.3 V
VBUS
IC that allows
voltage application
when the system (LSI)
power is off.
SPEED
OE
TXENL
VMO
TXDMNS
VPO
TXDPLS
RCV
XVDATA
VP
DPLS
VM
DMNS
SUSPND
SUSPND
PDIUSBP11 etc
(For External Transceiver)
+
-
IC that allows
voltage application
when the system (LSI)
power is off.
USB
connector
VBUS
5 V
D+
D-
GND
USB
cable