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TUSB2046A Datasheet(PDF) 3 Page - Texas Instruments

Part No. TUSB2046A
Description  4-PORT HUB FOR THE UNIVERSAL SERIAL BUS WITH OPTIONAL SERIAL EEPROM INTERFACE
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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TUSB2046A Datasheet(HTML) 3 Page - Texas Instruments

 
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TUSB2046A
4-PORT HUB FOR THE UNIVERSAL SERIAL BUS
WITH OPTIONAL SERIAL EEPROM INTERFACE
SLLS404 – DECEMBER 1999
3
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
functional block diagram
27
30
29
4
26
6
5
Hub Repeater
Suspend / Resume
Logic and
Frame Timer
SIE
SIE Interface
Logic
Port 1
Logic
Hub / Device
Command
Decoder
Hub
Power
Logic
OVRCUR1 – OVRCUR4
PWRON1 – PWRON4
XTAL1
OSC/PLL
DP0
DM0
12
USB
Transceiver
DP4
DM4
DP1
DM1
12
11
10, 14, 18, 22
9, 13, 17, 21
RESET
USB
Transceiver
XTAL2
Serial
EEPROM
Interface
EXTMEM
EEDATA/GANGED
EECLK
DP2
DM2
DP3
DM3
USB
Transceiver
16
15
USB
Transceiver
20
19
USB
Transceiver
24
23
Port 2
Logic
Port 3
Logic
Port 4
Logic
TSTPLL
8
BUSPWR
32
SUSPND


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