upd720113 Renesas Electronics Corporation., upd720113 Datasheet - Page 23

• Manufacturer Part Number: upd720113
• Description: Usb 2.0 Hub Controller
• Manufacturer: Renesas Electronics Corporation.

Connector
Nearest
Device
USB
Level 1
Level 2
GND
V
D+
D-
BUS
Figure 2-11. Transmit Waveform for Transceiver at DP/DM
0%
Figure 2-12. Transmitter Measurement Fixtures
143 Ω
Point 1
Test Supply Voltage
Point 5
Point 3
Data Sheet S16618EJ3V0DS
15.8 Ω
15.8 Ω
Unit Interval
143 Ω
Point 6
Point 4
Point 2
50 Ω
Coax
50 Ω
Coax
100%
+
To 50 Ω Inputs of a
High Speed Differential
Oscilloscope, or 50 Ω
Outputs of a High Speed
Differential Data Generator
−
Differential
Differential
Differential
+400 mV
−400 mV
0 V
µ
PD720113
23