Datasheet

45
6
47
8
7
Hub Repeater
Suspend/Resume
Logic and
Frame Timer
SIE
SIE Interface
Logic
Port 1
Logic
Hub /Device
Command
Decoder
Hub
Power
Logic
OVRCUR1 - OVRCUR7
PWRON1 - PWRON7
XTAL1/CLK48
OSC/PLL
DP0 DM0
3 4
USB
Transceiver
DP7 DM7 DP1 DM1
14 13
12, 16, 20, 25, 29, 33, 37
11, 15, 19, 23,28, 32, 36
RESET
USB
Transceiver
Serial
EEPROM
Interface
EXTMEM
EEDATA/GANGED
EECLK
USB
Transceiver
39 38
Port 4
Logic
10
BUSPWR
1
SUSPND
41
PORTPWR
42
PORTDIS
40
HUBCFG
MODE
M
U
X
44
XTAL2
1
0
48
2
DP0PUR
TUSB2077A
www.ti.com SLLS414E –MARCH 2000–REVISED SEPTEMBER 2013
FUNCTIONAL BLOCK DIAGRAM
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Product Folder Links: TUSB2077A