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TPS2074 Datasheet(PDF) 22 Page - Texas Instruments

Part No. TPS2074
Description  FOUR-PORT USB HUB POWER CONTROLLERS
Download  27 Pages
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Maker  TI1 [Texas Instruments]
Homepage  http://www.ti.com
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TPS2074 Datasheet(HTML) 22 Page - Texas Instruments

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TPS2074, TPS2075
FOUR-PORT USB HUB POWER CONTROLLERS
SLVS288A – SEPTEMBER 2000 – REVISED FEBRUARY 2001
22
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
APPLICATION INFORMATION
D+
D–
GND
5 V
0.1
µF
DP0
DM0
EECLK
EEDATA
EXTMEM
SUSPEND
C
D
A
B
SN75240
BUSPWR
RESET
VCC1_3.3
VCC2_3.3
0.1
µF
10
µF
XTAL1
XTAL2
33 pF
6 MHz
33 pF
1.5 k
TSTPLL
TSTMODE
GND
GND
PWRON1
OVRCUR1
PWRON2
OVRCUR2
PWRON3
OVRCUR3
PWRON4
OVRCUR4
EN1
OC1
EN2
OC2
EN3
OC3
EN4
OC4
3.3 V
4.7
µF
0.1
µF
SP
SP
5 V Power
Supply
0.1
µF
68
µF
PG
BPMODE
DP0_RST
1.5 k
BP
DGND
AGND
0.1
µF
33
µF
PG_DLY
BP_DIS
D+
D–
GND
5 V
D+
D–
GND
5 V
C
D
A
B
SN75240
D+
D–
GND
5 V
D+
D–
GND
5 V
C
D
A
B
SN75240
33
µF
33
µF
33
µF
OUT4
OUT3
OUT2
OUT1
TPS2075
TUSB2046B
DM4
DP4
DM3
DP3
DM2
DP2
DM1
DP1
Downstream
Ports
Upstream
Ports
Figure 33. USB Hybrid Hub Using TPS2075 Power Controller and TUSB2046 Hub Controller


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