MC141555 Motorola, MC141555 Datasheet - Page 2

• Manufacturer Part Number: MC141555
• Description: USB Hub Controller CMOS
• Manufacturer: Motorola

V DD 3CAP
OSC2
OSC1
MC141555
2
DP0
DM0
V SS
V DD
PL
2
3
1
4
5
8
6
7
Controller
Regulator
Doubler
Clock
Power
Supply
Hub
Root
Port
3.3V
&
48MHz
Freescale Semiconductor, Inc.
3.3 Volts
For More Information On This Product,
Serial Interface
Frame Counter
Engine
(1ms)
(SIE)
Figure 1. BLOCK DIAGRAM
Go to: www.freescale.com
Repeater
Downstream
Downstream
Downstream
Downstream
Downstream
PORT 4
PORT 5
PORT 1
PORT 2
PORT 3
22
26
10
14
18
23
27
15
19
24
28
11
12
16
20
17
21
25
13
9
MOTOROLA
OVR5/GANG
PWRSW4
OVR4
PWRSW5
DP5/SEL1
DM5/SEL0
PWRSW1
OVR1
PWRSW2
OVR2
PWRSW3
OVR3
DP4
DM4
DP1
DM1
DP2
DM2
DP3
DM3