PRELIMINARYCY7C656xx
11.0Upstream USB Connection
The following is a schematic of the USB upstream connector.
VCC
D–
D+
GND
SHELL
BUSPOWER
D– | 2.2 ∝F |
| 10V |
D+ | 100 kΩ |
|
4.7 nF | 250V |
1 MΩ |
|
Figure 11-1. USB Upstream Port Connection
12.0Downstream USB Connections
The following is a schematic of the USB downstream connector.
PWRx
150µF
10V
0.01 µF
DD+[X]
VCC
D–
D+
GND
SHELL
Figure 12-1. USB Downstream Port Connection
13.0LED Connections
The following is a schematic of the LED circuitry.
680Ω
GREEN#[x]
3.3V
AMBER#[x]680Ω
Figure 13-1. USB Downstream Port Connection
Document #: | Page 19 of 23 |
