Figure 20.17 Example Of Usb Function Module External Circuitry (For On-Chip Transceiver) - Renesas HD6417641 Hardware Manual

This LSI
General output port, etc.
USB module
VBUS
D+
D-
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 20.17 Example of USB Function Module External Circuitry
3.3 V
IC that allows
voltage application
when the system (LSI)
power is off.
(For On-Chip Transceiver)
Section 20 USB Function Module
IC that allows
voltage application
when the system (LSI)
power is off.
USB
connector
VBUS
D+
D-
GND
USB
cable
Rev. 4.00 Sep. 14, 2005 Page 787 of 982
5 V
REJ09B0023-0400