HD6417641 RENESAS [Renesas Technology Corp], HD6417641 Datasheet - Page 838

• Manufacturer Part Number: HD6417641
• Manufacturer: RENESAS [Renesas Technology Corp]

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